Reduced PriceOffersContact UsHelpTrack Orders
Home
Login
Register
My Account
0
0 ItemsHK$0.00
  • All Products
    • Manufacturers
    • Popular Manufacturers
      INFINEON
      STMICROELECTRONICS
      KEMET
      PANASONIC
      AMPHENOL
      ALPHAWIRE
      OMEGA
      NI-EMERSON
      TEKTRONIX
      TE CONNECTIVITY
      LITTELFUSE
      RASPBERRY PI
      View All Manufacturers
      MULTICOMP PRO

      The Engineer's Choice

      From prototype to production

      Learn More

      ACCESS ASSEMBLE ASPIRE

      The right components for tomorrow's success

      Learn More
      • Resources
      • Services
        • Custom Components
        • Purchasing & Procurement support
        • Design Resources
        • Production & Contract Manufacturing Services
        • Education Hub
        • Education Kits
        • Facilitates & Operation Support
        • Packaging Solutions
        View All Services
        Technical Resources
        • DevKit HQ
        • Artificial Intelligence
        • Internet of Things
        • Security & Surveillance
        • Healthcare
        • OEM Solutions
        • EV Charging
        • Transportation
        • Industrial Automation
        • Robotics
        • Maintenance & Safety
        • Wireless Technology
        • Sensor Technology
        • Power Management
        • Motor Control
        • Calculators & Charts
        • Engineering Glossary
        View All Tech Resources
        Help
        • Contact Us
        • New To element14
        • Technical Support
        • Delivery Information
        • Legislation and Environmental
        • FAQ's
        • Feedback
        View All Help
        • Back to Resources
        • Services
          • Back to Services
          • Custom Components
            • Purchasing & Procurement support
              • Design Resources
                • Production & Contract Manufacturing Services
                  • Education Hub
                    • Education Kits
                      • Facilitates & Operation Support
                        • Packaging Solutions
                          • View All Services
                          • Technical Resources
                            • Back to Technical Resources
                            • DevKit HQ
                              • Artificial Intelligence
                                • Internet of Things
                                  • Security & Surveillance
                                    • Healthcare
                                      • OEM Solutions
                                        • EV Charging
                                          • Transportation
                                            • Industrial Automation
                                              • Robotics
                                                • Maintenance & Safety
                                                  • Wireless Technology
                                                    • Sensor Technology
                                                      • Power Management
                                                        • Motor Control
                                                          • Calculators & Charts
                                                            • Engineering Glossary
                                                              • View All Tech Resources
                                                              • Help
                                                                • Back to Help
                                                                • Contact Us
                                                                  • New To element14
                                                                    • Technical Support
                                                                      • Delivery Information
                                                                        • Legislation and Environmental
                                                                          • FAQ's
                                                                            • Feedback
                                                                              • View All Help
                                                                            • Communities
                                                                            • element14
                                                                              Visit the element14 Community for technical discussions, learning content, and opportunities to test new products.
                                                                              hacksterio
                                                                              Hackster is a community dedicated to learning hardware.
                                                                              • Back to Communities
                                                                              • element14
                                                                                • Hackster.io
                                                                                • Bill of Materials (BOM) Upload
                                                                                  • Tools
                                                                                  • Quick Buy
                                                                                    Parts List (BOM) Upload
                                                                                    Request a Quote
                                                                                    All Buying Tools
                                                                                    • Back to Tools
                                                                                    • Quick Buy
                                                                                      • Parts List (BOM) Upload
                                                                                        • Request a Quote
                                                                                          • All Buying Tools
                                                                                          • Offers
                                                                                            • Contact Us
                                                                                              • Help
                                                                                                • Reduced Price
                                                                                                  1. Home
                                                                                                  2. Single Board Computers, Maker & Education
                                                                                                  3. Add-on Boards / Modules

                                                                                                  Add-on Boards / Modules:

                                                                                                  730 Products Found
                                                                                                  View
                                                                                                  Buyer
                                                                                                  Engineer
                                                                                                  Manufacturer
                                                                                                  Silicon Manufacturer
                                                                                                  Accessory Type
                                                                                                  Core Architecture
                                                                                                  Core Sub-Architecture
                                                                                                  Packaging

                                                                                                  Categories

                                                                                                  Add-on Boards / Modules

                                                                                                  (730)

                                                                                                • Audio / Visual (20)
                                                                                                • Carriers & Expansion (50)
                                                                                                • Communications (30)
                                                                                                • Data Acquisition (11)
                                                                                                • Embedded Power (43)
                                                                                                • Human Interface (40)
                                                                                                • Other Add-on Boards/Modules (151)
                                                                                                • Real Time Clocks (10)
                                                                                                • Relay Boards (13)
                                                                                                • Screens & Displays (71)
                                                                                                • Sensors (291)
                                                                                                • No Filter(s) Applied
                                                                                                  0 Filter(s) Selected
                                                                                                  ComparePrice ForQuantity
                                                                                                  103020132
                                                                                                  SEEED STUDIO 103020132
                                                                                                  4007766

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  SEEED STUDIO
                                                                                                  1. SPDT Relay Board
                                                                                                  2. SRD-05VDC-SL-C
                                                                                                  3. Arduino and Raspberry Pi Development Boards
                                                                                                  4. w/Grove Cable
                                                                                                  5. Case
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$93.440
                                                                                                  5+
                                                                                                  HK$85.650
                                                                                                  Ningbo Songle Relay
                                                                                                  2-Channel SPDT Relay Module
                                                                                                  -
                                                                                                  -
                                                                                                  101020912
                                                                                                  SEEED STUDIO 101020912
                                                                                                  4007747

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  SEEED STUDIO
                                                                                                  1. Oxygen Sensor Pro Module
                                                                                                  2. with Cable
                                                                                                  3. Arduino Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$695.480
                                                                                                  -
                                                                                                  Oxygen Sensor Pro Module
                                                                                                  -
                                                                                                  -
                                                                                                  101020015
                                                                                                  SEEED STUDIO 101020015
                                                                                                  4007656

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  SEEED STUDIO
                                                                                                  1. Sensor Board
                                                                                                  2. with Cable
                                                                                                  3. Temperature
                                                                                                  4. 3.3V to 5V
                                                                                                  5. Arduino
                                                                                                  6. Raspberry Pi & ArduPy Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$21.660
                                                                                                  5+
                                                                                                  HK$19.860
                                                                                                  -
                                                                                                  Temperature Sensor Board
                                                                                                  -
                                                                                                  -
                                                                                                  109020021
                                                                                                  SEEED STUDIO 109020021
                                                                                                  4007836

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  SEEED STUDIO
                                                                                                  1. Transceiver Board
                                                                                                  2. with Cable
                                                                                                  3. Doppler Radar
                                                                                                  4. 24GHz
                                                                                                  5. 3.3V to 5V
                                                                                                  6. Arduino Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$765.180
                                                                                                  -
                                                                                                  Doppler Radar Transceiver Board
                                                                                                  -
                                                                                                  -
                                                                                                  101020617
                                                                                                  SEEED STUDIO 101020617
                                                                                                  4007728

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  SEEED STUDIO
                                                                                                  1. PIR Motion Sensor Board
                                                                                                  2. Adjustable
                                                                                                  3. 3.3V / 5V
                                                                                                  4. Arduino Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$62.010
                                                                                                  -
                                                                                                  Adjustable PIR Motion Sensor Board
                                                                                                  -
                                                                                                  -
                                                                                                  104020250
                                                                                                  SEEED STUDIO 104020250
                                                                                                  4007810

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  SEEED STUDIO
                                                                                                  1. OLED Display Board
                                                                                                  2. 1.12"
                                                                                                  3. 3.3V / 5V
                                                                                                  4. 128 x 128 Pixels
                                                                                                  5. Arduino & Raspberry Pi Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$129.030
                                                                                                  -
                                                                                                  1.12" OLED Display Board
                                                                                                  -
                                                                                                  -
                                                                                                  PCA9955BTW-ARD
                                                                                                  NXP PCA9955BTW-ARD
                                                                                                  4062456

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  NXP
                                                                                                  1. Evaluation Board
                                                                                                  2. PCA9955B
                                                                                                  3. Arduino Shield Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$895.660
                                                                                                  NXP
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  101020638
                                                                                                  SEEED STUDIO 101020638
                                                                                                  4007733

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  SEEED STUDIO
                                                                                                  1. Analog Accelerometer Board
                                                                                                  2. 3 Axis
                                                                                                  3. 3.3V / 5V
                                                                                                  4. Arduino & Raspberry Pi Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$808.190
                                                                                                  -
                                                                                                  Three Axis Analog Accelerometer Board
                                                                                                  -
                                                                                                  -
                                                                                                  105030001
                                                                                                  SEEED STUDIO 105030001
                                                                                                  4060366

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  SEEED STUDIO
                                                                                                  1. Driver Module
                                                                                                  2. L298
                                                                                                  3. Arduino/Seeeduino Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$155.260
                                                                                                  STMicroelectronics
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  LAMBDA68-ARD8
                                                                                                  RF SOLUTIONS LAMBDA68-ARD8
                                                                                                  4070620

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  RF SOLUTIONS
                                                                                                  1. Development Board
                                                                                                  2. LLCC68
                                                                                                  3. RF Transceiver
                                                                                                  4. 868 MHz
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$374.180
                                                                                                  Semtech
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  105020074
                                                                                                  SEEED STUDIO 105020074
                                                                                                  4007829

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  SEEED STUDIO
                                                                                                  1. LED Matrix Driver Board
                                                                                                  2. 3.3V / 5V
                                                                                                  3. I2C
                                                                                                  4. Arduino Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$91.210
                                                                                                  5+
                                                                                                  HK$83.610
                                                                                                  10+
                                                                                                  HK$70.110
                                                                                                  -
                                                                                                  LED Matrix Driver Board
                                                                                                  -
                                                                                                  -
                                                                                                  114992732
                                                                                                  SEEED STUDIO 114992732
                                                                                                  4200190

                                                                                                  Data Sheet

                                                                                                  SEEED STUDIO
                                                                                                  1. RF Transceiver Link Kit
                                                                                                  2. LXPCF20
                                                                                                  3. RX012
                                                                                                  4. Arduino
                                                                                                  5. XIAO
                                                                                                  6. Wireless Security Alarm
                                                                                                  7. Remote Control Tool
                                                                                                  1 Kit
                                                                                                  1+
                                                                                                  HK$163.140
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  103020135
                                                                                                  SEEED STUDIO 103020135
                                                                                                  4007768

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  SEEED STUDIO
                                                                                                  1. Solid State Relay Board with Cable & Acrylic Shell
                                                                                                  2. 4 Channel
                                                                                                  3. 5 V
                                                                                                  4. Arduino Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$436.180
                                                                                                  -
                                                                                                  4-Channel Solid State Relay Board
                                                                                                  -
                                                                                                  -
                                                                                                  DRI0050
                                                                                                  DFROBOT DRI0050
                                                                                                  3974141

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Light & Motor Driver
                                                                                                  2. 5 V to 24 V
                                                                                                  3. DC Motor Speed Control and Light Adjustment
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$100.230
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  DFR0785
                                                                                                  DFROBOT DFR0785
                                                                                                  3974158

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. LED Button
                                                                                                  2. 27 × 26.5 mm
                                                                                                  3. PH2.0-3P
                                                                                                  4. 3.3 V to 5 V
                                                                                                  5. Arduino Micro Bit Board
                                                                                                  6. 5 / Pack
                                                                                                  Pack of 5
                                                                                                  1+
                                                                                                  HK$258.660
                                                                                                  -
                                                                                                  5 x LED Button Pack
                                                                                                  -
                                                                                                  -
                                                                                                  SEN0212
                                                                                                  DFROBOT SEN0212
                                                                                                  3974123

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Sensor Board
                                                                                                  2. RGB Colour
                                                                                                  3. 3.3 V to 5 V
                                                                                                  4. -30 °C to 70 °C
                                                                                                  5. 0x29 I2C Address
                                                                                                  6. Arduino Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$82.020
                                                                                                  -
                                                                                                  RGB Colour Sensor Board
                                                                                                  -
                                                                                                  -
                                                                                                  104020132
                                                                                                  SEEED STUDIO 104020132
                                                                                                  4007796

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  SEEED STUDIO
                                                                                                  1. Alphanumeric Display Module
                                                                                                  2. 0.54 inch
                                                                                                  3. Red
                                                                                                  4. Dual
                                                                                                  5. Arduino Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$65.750
                                                                                                  -
                                                                                                  2-Digit 14-Segment Alphanumeric Display Module
                                                                                                  -
                                                                                                  -
                                                                                                  101020632
                                                                                                  SEEED STUDIO 101020632
                                                                                                  4007729

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  SEEED STUDIO
                                                                                                  1. Digital Accelerometer Board
                                                                                                  2. 3 Axis
                                                                                                  3. 3.3V / 5V
                                                                                                  4. Arduino & Raspberry Pi Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$427.340
                                                                                                  -
                                                                                                  Three-Axis Digital Accelerometer Board
                                                                                                  -
                                                                                                  -
                                                                                                  SEN0464
                                                                                                  DFROBOT SEN0464
                                                                                                  3974149

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Analog ORP Signal Converter
                                                                                                  2. Probe
                                                                                                  3. Connector
                                                                                                  4. Cable Gland
                                                                                                  5. Screw/Column
                                                                                                  6. DFRduino UNO R3 Boards
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$1,408.740
                                                                                                  -
                                                                                                  Analog ORP Sensor Meter PRO
                                                                                                  -
                                                                                                  -
                                                                                                  SEN0486
                                                                                                  DFROBOT SEN0486
                                                                                                  3974152

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Expansion Board
                                                                                                  2. Gravity
                                                                                                  3. Sensor
                                                                                                  4. Barcode
                                                                                                  5. 3.3 V/ 5 V
                                                                                                  6. Arduino
                                                                                                  7. ESP32
                                                                                                  8. Raspberry Pi Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$454.780
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  101020593
                                                                                                  SEEED STUDIO 101020593
                                                                                                  4007721

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  SEEED STUDIO
                                                                                                  1. Coulomb Counter Board
                                                                                                  2. 3.3V to 5V
                                                                                                  3. Arduino Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$96.410
                                                                                                  -
                                                                                                  Coulomb Counter Board
                                                                                                  -
                                                                                                  -
                                                                                                  TEL0140
                                                                                                  DFROBOT TEL0140
                                                                                                  3974143

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Digital Wireless Switch Board
                                                                                                  2. 433 MHz
                                                                                                  3. 3.3 V to 5 V
                                                                                                  4. Wireless Control
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$72.680
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  FIT0200
                                                                                                  DFROBOT FIT0200
                                                                                                  3974096

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Immersible Pump
                                                                                                  2. Water Tube
                                                                                                  3. 4.5 V to 12 VDC
                                                                                                  4. 0.5W to 5 W
                                                                                                  5. Arduino Plant Watering System
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$108.720
                                                                                                  -
                                                                                                  Immersible Pump with Water Tube
                                                                                                  -
                                                                                                  -
                                                                                                  DFR0554
                                                                                                  DFROBOT DFR0554
                                                                                                  3974122

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. LCD Board
                                                                                                  2. 3.3 V to 5 V Supply
                                                                                                  3. Arduino UNO R3 Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$127.990
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  101020637
                                                                                                  SEEED STUDIO 101020637
                                                                                                  4007732

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  SEEED STUDIO
                                                                                                  1. Analog Accelerometer Board
                                                                                                  2. 3 Axis
                                                                                                  3. 3.3V / 5V
                                                                                                  4. Arduino & Raspberry Pi Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$803.080
                                                                                                  -
                                                                                                  Three Axis Analog Accelerometer Board
                                                                                                  -
                                                                                                  -
                                                                                                  ComparePrice ForQuantity
                                                                                                  651-675 of 730 items
                                                                                                  of 30 page(s)
                                                                                                  Customer Service
                                                                                                  Sales +852 2268 9888
                                                                                                  Technical +852 2268 9878
                                                                                                  Live Agent
                                                                                                  Submit Feedback
                                                                                                  FAQs
                                                                                                  Quick Links
                                                                                                  Track my order
                                                                                                  Order History
                                                                                                  Return a Product
                                                                                                  Delivery Information
                                                                                                  Our Company
                                                                                                  About Us
                                                                                                  Quality Policy
                                                                                                  Careers
                                                                                                  Corporate Responsibility
                                                                                                  Social Media +

                                                                                                  Subscribe to become an exclusive element14 insider!

                                                                                                  LinkedIn
                                                                                                  Twitter
                                                                                                  Facebook
                                                                                                  Norton Secured
                                                                                                  Mark of Trust ANAB
                                                                                                  BSI 9001
                                                                                                  Visa
                                                                                                  Mastercard
                                                                                                  Trade Account
                                                                                                  Privacy Statement
                                                                                                  Legal and Copyright Notices
                                                                                                  Terms & Conditions
                                                                                                  Terms of Use for API
                                                                                                  Sitemap
                                                                                                  An Avnet Company© 2026 Premier Farnell Limited. All Rights Reserved.
                                                                                                  e絡盟 is a trading name of eluomeng Limited.
                                                                                                  Registered number: 559890 | Registered office: 21st Floor, Tower 2, Enterprise Square Five, 38 Wang Chiu Road, Kowloon Bay, Kowloon, Hong Kong.