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                                                                                                  1. Home
                                                                                                  2. Single Board Computers, Maker & Education
                                                                                                  3. Add-on Boards / Modules

                                                                                                  Add-on Boards / Modules:

                                                                                                  736 Products Found
                                                                                                  Find a huge range of Add-on Boards / Modules at e絡盟 Hong Kong, including Sensors, Other Add-on Boards/Modules, Screens & Displays, Carriers & Expansion, Embedded Power. We stock a wide range of Add-on Boards / Modules from the world's top manufacturers including: Dfrobot, Seeed Studio, Kitronik, Arduino & Infineon
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                                                                                                  Add-on Boards / Modules

                                                                                                  (736)

                                                                                                • Audio / Visual (20)
                                                                                                • Carriers & Expansion (48)
                                                                                                • Communications (28)
                                                                                                • Data Acquisition (12)
                                                                                                • Embedded Power (44)
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                                                                                                • Other Add-on Boards/Modules (160)
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                                                                                                • Sensors (290)
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                                                                                                  ComparePrice ForQuantity
                                                                                                  SEN0169-V2
                                                                                                  DFROBOT SEN0169-V2
                                                                                                  3769984

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. pH Signal Conversion Board
                                                                                                  2. pH Probe
                                                                                                  3. Cable
                                                                                                  4. Waterproof Gasket
                                                                                                  5. Screw Cap
                                                                                                  6. DFRduino UNO R3 Boards
                                                                                                  1 Kit
                                                                                                  1+
                                                                                                  HK$529.41
                                                                                                  Total:HK$529.41
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  Gravity Analogue pH Sensor / Meter Pro Kit V2
                                                                                                  -
                                                                                                  -
                                                                                                  ABX00041
                                                                                                  ARDUINO ABX00041
                                                                                                  3874818

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  ARDUINO
                                                                                                  1. Nano Motor Carrier
                                                                                                  2. Arduino
                                                                                                  3. Arm Cortex-M0+
                                                                                                  4. ATSAMD11
                                                                                                  5. 4x Motor Driver
                                                                                                  6. MP6522
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$639.13
                                                                                                  Total:HK$639.13
                                                                                                  Min: 1 / Mult: 1
                                                                                                  Microchip
                                                                                                  -
                                                                                                  ARM
                                                                                                  Cortex-M0+
                                                                                                  SEN0230
                                                                                                  DFROBOT SEN0230
                                                                                                  3769954

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Rotary Encoder
                                                                                                  2. Incremental Photoelectric
                                                                                                  3. 400P/R
                                                                                                  4. DFRduino UNO Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$212.16
                                                                                                  Total:HK$212.16
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  Incremental Photoelectric Rotary Encoder - 400P/R
                                                                                                  -
                                                                                                  -
                                                                                                  SEN0386
                                                                                                  DFROBOT SEN0386
                                                                                                  3769881

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Accelerometer
                                                                                                  2. Gyroscope
                                                                                                  3. 6-Axis
                                                                                                  4. Serial
                                                                                                  5. Wire
                                                                                                  6. ±180°
                                                                                                  7. 3.3V to 5V
                                                                                                  8. DFRduino UNO R3 Boards
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$203.13
                                                                                                  Total:HK$203.13
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  Serial 6-Axis Accelerometer
                                                                                                  -
                                                                                                  -
                                                                                                  ABX00050
                                                                                                  ARDUINO ABX00050
                                                                                                  3874817

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  ARDUINO
                                                                                                  1. Development Board
                                                                                                  2. Nicla Sense ME
                                                                                                  3. nRF52832
                                                                                                  4. 512KB Flash
                                                                                                  5. 64KB RAM
                                                                                                  6. 2MB SPI Flash storage
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$420.60
                                                                                                  Total:HK$420.60
                                                                                                  Min: 1 / Mult: 1
                                                                                                  Nordic Semiconductor
                                                                                                  -
                                                                                                  ARM
                                                                                                  Cortex-M4F
                                                                                                  DFR0300-H
                                                                                                  DFROBOT DFR0300-H
                                                                                                  3769919

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Expansion Board
                                                                                                  2. Gravity Electrical Conductivity Sensor
                                                                                                  3. Arduino and Raspberry Pi Boards
                                                                                                  1 Kit
                                                                                                  1+
                                                                                                  HK$678.07
                                                                                                  Total:HK$678.07
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  DFR0229
                                                                                                  DFROBOT DFR0229
                                                                                                  3769941

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Expansion Board
                                                                                                  2. Micro SD(TF) Module
                                                                                                  3. Arduino UNO/Mega Boards
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$44.14
                                                                                                  Total:HK$44.14
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  ASX00031
                                                                                                  ARDUINO ASX00031
                                                                                                  3775894

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  ARDUINO
                                                                                                  1. Breakout Board
                                                                                                  2. Arduino
                                                                                                  3. Connectivity
                                                                                                  4. Portenta H7 Family Boards
                                                                                                  5. USB-A/RJ45
                                                                                                  6. Micro SD card
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$400.45
                                                                                                  Total:HK$400.45
                                                                                                  Min: 1 / Mult: 1
                                                                                                  Arduino
                                                                                                  Arduino Portenta Breakout Board
                                                                                                  -
                                                                                                  -
                                                                                                  AKX00032
                                                                                                  ARDUINO AKX00032
                                                                                                  3775892

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  ARDUINO
                                                                                                  1. Development Board
                                                                                                  2. STM32H747XI
                                                                                                  3. ARM Cortex-M4/Cortex-M7 MCU
                                                                                                  4. Arduino Portenta H7 Family Module
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$2,494.56
                                                                                                  Total:HK$2,494.56
                                                                                                  Min: 1 / Mult: 1
                                                                                                  STMicroelectronics
                                                                                                  -
                                                                                                  ARM
                                                                                                  Cortex-M4, Cortex-M7
                                                                                                  5698
                                                                                                  KITRONIK 5698
                                                                                                  3911150

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  KITRONIK
                                                                                                  1. Motor Driver Board
                                                                                                  2. 3 V to 10 V Supply
                                                                                                  3. 1.5 A
                                                                                                  4. BBC micro:bit
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$155.31
                                                                                                  5+
                                                                                                  HK$152.21
                                                                                                  10+
                                                                                                  HK$149.10
                                                                                                  Total:HK$155.31
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  SEN0208
                                                                                                  DFROBOT SEN0208
                                                                                                  3769972

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Ultrasonic Sensor
                                                                                                  2. Waterproof
                                                                                                  3. Separate Probe
                                                                                                  4. DFRduino UNO Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$135.79
                                                                                                  Total:HK$135.79
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  Waterproof Ultrasonic Sensor with Separate Probe
                                                                                                  -
                                                                                                  -
                                                                                                  SEN0395
                                                                                                  DFROBOT SEN0395
                                                                                                  3879712

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Human Presence Detection Sensor
                                                                                                  2. mmWave Radar
                                                                                                  3. Arduino Boards
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$246.11
                                                                                                  Total:HK$246.11
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  mmWave Radar  Board
                                                                                                  -
                                                                                                  -
                                                                                                  DFR0063
                                                                                                  DFROBOT DFR0063
                                                                                                  3769973

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. LCD Display Module
                                                                                                  2. I2C 16x2
                                                                                                  3. Arduino/Genuino UNO/Leonardo/Mega/Intel Curie/Micro/Nano/Mini Boards
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$97.08
                                                                                                  Total:HK$97.08
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  SEN0206
                                                                                                  DFROBOT SEN0206
                                                                                                  3879704

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. IR Temperature Sensor
                                                                                                  2. Gravity
                                                                                                  3. I2C Non-contact
                                                                                                  4. MLX90614-DCC
                                                                                                  5. Arduino Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$157.00
                                                                                                  Total:HK$157.00
                                                                                                  Min: 1 / Mult: 1
                                                                                                  Melexis Technologies
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  DFR0251
                                                                                                  DFROBOT DFR0251
                                                                                                  3879644

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Relay Module
                                                                                                  2. Gravity
                                                                                                  3. Digital
                                                                                                  4. 16A
                                                                                                  5. Arduino
                                                                                                  6. Raspberry Pi
                                                                                                  7. ESP32 3.3V / 5V Dev Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$83.17
                                                                                                  Total:HK$83.17
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  Digital 16A Relay Module
                                                                                                  -
                                                                                                  -
                                                                                                  SEN0290
                                                                                                  DFROBOT SEN0290
                                                                                                  3769918

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Gravity Lightning Distance Sensor
                                                                                                  2. Arduino UNO/Raspberry Pi 3B Boards
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$185.86
                                                                                                  Total:HK$185.86
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  Gravity Lightning Distance Sensor
                                                                                                  -
                                                                                                  -
                                                                                                  5693
                                                                                                  KITRONIK 5693
                                                                                                  3911141

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  KITRONIK
                                                                                                  1. Robotics Board
                                                                                                  2. BBC micro:bit
                                                                                                  3. 3 V to 10.8 V Supply
                                                                                                  4. 10 A
                                                                                                  5. 2 Stepper Motors
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$186.61
                                                                                                  5+
                                                                                                  HK$182.88
                                                                                                  10+
                                                                                                  HK$179.15
                                                                                                  Total:HK$186.61
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  DFR0052
                                                                                                  DFROBOT DFR0052
                                                                                                  3769913

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Analog Piezo Disk Vibration Sensor Board
                                                                                                  2. DFRobot Arduino V7.1 IO Expansion Shield Development Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$38.19
                                                                                                  Total:HK$38.19
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  Gravity Digital Piezo Disk Vibration Sensor
                                                                                                  -
                                                                                                  -
                                                                                                  5603
                                                                                                  KITRONIK 5603
                                                                                                  2563847

                                                                                                  Data Sheet

                                                                                                  KITRONIK
                                                                                                  1. Inventor's Kit
                                                                                                  2. For the micro:bit
                                                                                                  3. Edge Connector/LED's/LDR/Buzzer
                                                                                                  1 Kit
                                                                                                  1+
                                                                                                  HK$218.63
                                                                                                  Total:HK$218.63
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  MIKROE-1900
                                                                                                  MIKROELEKTRONIKA MIKROE-1900
                                                                                                  2521719

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  MIKROELEKTRONIKA
                                                                                                  1. Daughter Board
                                                                                                  2. Arduino MEGA Click Shield
                                                                                                  3. Three mikroBUS Sockets
                                                                                                  4. Arduino Mega Connector
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$97.18
                                                                                                  5+
                                                                                                  HK$95.24
                                                                                                  Total:HK$97.18
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  TSX00004
                                                                                                  ARDUINO TSX00004
                                                                                                  2831006

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  ARDUINO
                                                                                                  1. Daughter Board
                                                                                                  2. SD Card Shield for Arduino MKR
                                                                                                  3. Prototyping Area
                                                                                                  4. 21 I/O
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$142.03
                                                                                                  Total:HK$142.03
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  SEN0205
                                                                                                  DFROBOT SEN0205
                                                                                                  2946128

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Add-On Board
                                                                                                  2. Liquid/Water Level Sensor
                                                                                                  3. Arduino/Raspberry Pi/Intel Edison/Joule/Curie Boards
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$58.57
                                                                                                  Total:HK$58.57
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  Photoelectric Water / Liquid Level Sensor
                                                                                                  -
                                                                                                  -
                                                                                                  ASX00012
                                                                                                  ARDUINO ASX00012
                                                                                                  3019375

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  ARDUINO
                                                                                                  1. MKR THERM Shield
                                                                                                  2. MAX31855
                                                                                                  3. DS18xx
                                                                                                  4. Arduino MKR Development Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$452.73
                                                                                                  Total:HK$452.73
                                                                                                  Min: 1 / Mult: 1
                                                                                                  Analog Devices
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  GEN4-4DCAPE-70CT-CLB
                                                                                                  4D SYSTEMS GEN4-4DCAPE-70CT-CLB
                                                                                                  2846920

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  4D SYSTEMS
                                                                                                  1. BeagleBone Black Cape
                                                                                                  2. LCD
                                                                                                  3. 7"
                                                                                                  4. Capacitive Touchscreen with Cover Lens Bezel
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$933.09
                                                                                                  Total:HK$933.09
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  7" Capacitive Touch LCD Cape
                                                                                                  -
                                                                                                  -
                                                                                                  DFR0034
                                                                                                  DFROBOT DFR0034
                                                                                                  2946099

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Analog Sound Sensor Board
                                                                                                  2. DFRobot Arduino V7.1 IO Expansion Shield Development Boards
                                                                                                  3. w/Cable
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$37.35
                                                                                                  Total:HK$37.35
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  Analog Sound Sensor 
                                                                                                  -
                                                                                                  -
                                                                                                  ComparePrice ForQuantity
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                                                                                                  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.