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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 (29)
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                                                                                                • Embedded Power (44)
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                                                                                                • Other Add-on Boards/Modules (157)
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                                                                                                  ComparePrice ForQuantity
                                                                                                  DFR0030
                                                                                                  DFROBOT DFR0030
                                                                                                  2946096

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. DIGITAL CAPACITIVE TOUCH SENSOR
                                                                                                  2. ARDUINO
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$29.710
                                                                                                  5+
                                                                                                  HK$29.120
                                                                                                  10+
                                                                                                  HK$28.530
                                                                                                  Total:HK$29.71
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  Digital Capacitive Touch Sensor
                                                                                                  -
                                                                                                  -
                                                                                                  KIT0011
                                                                                                  DFROBOT KIT0011
                                                                                                  2946111

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. 27 PCS SENSOR KIT
                                                                                                  2. ARDUINO BOARD
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$651.810
                                                                                                  Total:HK$651.81
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  27 Pcs Sensor Kit
                                                                                                  -
                                                                                                  -
                                                                                                  BLDCSHIELDTLE9879TOBO1
                                                                                                  INFINEON BLDCSHIELDTLE9879TOBO1
                                                                                                  3051942

                                                                                                  RoHS

                                                                                                  INFINEON
                                                                                                  1. Evaluation Board
                                                                                                  2. TLE9879 BLDC Motor Driver
                                                                                                  3. Arduino Shield
                                                                                                  4. SPI Interface
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$461.710
                                                                                                  Total:HK$461.71
                                                                                                  Min: 1 / Mult: 1
                                                                                                  Infineon
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  83-16991
                                                                                                  SEEED STUDIO 83-16991
                                                                                                  2801858

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  SEEED STUDIO
                                                                                                  1. Grove Starter Kit for Arduino
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$465.710
                                                                                                  Total:HK$465.71
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  SEN0244
                                                                                                  DFROBOT SEN0244
                                                                                                  3517934

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Analog TDS Sensor/Meter
                                                                                                  2. Waterproof TDS Probe
                                                                                                  3. 3-Pin Analog Sensor Cable
                                                                                                  4. DFRduino UNO R3 Boards
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$100.150
                                                                                                  Total:HK$100.15
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  ANALOGUE TDS Sensor/Meter Kit
                                                                                                  -
                                                                                                  -
                                                                                                  SEN0203
                                                                                                  DFROBOT SEN0203
                                                                                                  3517882

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Heart Rate Monitor Sensor
                                                                                                  2. 3.3V to 6V Input
                                                                                                  3. Arduino/Raspberry Pi/Intel Edison/Joule/Curie Boards
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$135.790
                                                                                                  Total:HK$135.79
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  Heart Rate Monitor Sensor
                                                                                                  -
                                                                                                  -
                                                                                                  DFR0478
                                                                                                  DFROBOT DFR0478
                                                                                                  3517881

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. IoT Microcontroller Board
                                                                                                  2. FireBeetle
                                                                                                  3. ESP32
                                                                                                  4. Arduino Development Boards
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$72.610
                                                                                                  Total:HK$72.61
                                                                                                  Min: 1 / Mult: 1
                                                                                                  DFRobot
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  SEN0159
                                                                                                  DFROBOT SEN0159
                                                                                                  3517879

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Analog Electrochemical CO2 Sensor
                                                                                                  2. Arduino and Raspberry Pi Boards
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$415.000
                                                                                                  5+
                                                                                                  HK$406.700
                                                                                                  10+
                                                                                                  HK$398.400
                                                                                                  Total:HK$415.00
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  ANALOGUE CO2 Gas Sensor
                                                                                                  -
                                                                                                  -
                                                                                                  SEN0237-A
                                                                                                  DFROBOT SEN0237-A
                                                                                                  3517931

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Analog Dissolved Oxygen Sensor/Meter Kit
                                                                                                  2. ESP32
                                                                                                  3. Raspberry Pi
                                                                                                  4. DFRduino UNO R3 Boards
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$1,378.580
                                                                                                  Total:HK$1,378.58
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  ANALOGUE Dissolved Oxygen Sensor / Meter Kit
                                                                                                  -
                                                                                                  -
                                                                                                  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$529.410
                                                                                                  Total:HK$529.41
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  Gravity Analogue pH Sensor / Meter Pro Kit V2
                                                                                                  -
                                                                                                  -
                                                                                                  SEN0230
                                                                                                  DFROBOT SEN0230
                                                                                                  3769954

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Rotary Encoder
                                                                                                  2. Incremental Photoelectric
                                                                                                  3. 400P/R
                                                                                                  4. DFRduino UNO Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$212.160
                                                                                                  Total:HK$212.16
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  Incremental Photoelectric Rotary Encoder - 400P/R
                                                                                                  -
                                                                                                  -
                                                                                                  DFR0229
                                                                                                  DFROBOT DFR0229
                                                                                                  3769941

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Expansion Board
                                                                                                  2. Micro SD(TF) Module
                                                                                                  3. Arduino UNO/Mega Boards
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$44.140
                                                                                                  Total:HK$44.14
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  SEN0395
                                                                                                  DFROBOT SEN0395
                                                                                                  3879712

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Human Presence Detection Sensor
                                                                                                  2. mmWave Radar
                                                                                                  3. Arduino Boards
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$246.110
                                                                                                  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$97.080
                                                                                                  Total:HK$97.08
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  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$2,634.130
                                                                                                  Total:HK$2,634.13
                                                                                                  Min: 1 / Mult: 1
                                                                                                  STMicroelectronics
                                                                                                  -
                                                                                                  ARM
                                                                                                  Cortex-M4, Cortex-M7
                                                                                                  101020027
                                                                                                  SEEED STUDIO 101020027
                                                                                                  4007663

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  SEEED STUDIO
                                                                                                  1. Electricity Sensor Board
                                                                                                  2. TA12-200
                                                                                                  3. Arduino and Raspberry Pi Development Boards
                                                                                                  4. w/Cable
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$55.170
                                                                                                  Total:HK$55.17
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  Electricity Sensor Module
                                                                                                  -
                                                                                                  -
                                                                                                  DFR0034
                                                                                                  DFROBOT DFR0034
                                                                                                  2946099

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. ANALOG SOUND SENSOR BOARD
                                                                                                  2. ARDUINO BOARD
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$37.350
                                                                                                  Total:HK$37.35
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  Analog Sound Sensor 
                                                                                                  -
                                                                                                  -
                                                                                                  SEN0205
                                                                                                  DFROBOT SEN0205
                                                                                                  2946128

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. PHOTOELECTRIC LIQUID LEVEL SEN
                                                                                                  2. ARDUINO
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$58.570
                                                                                                  Total:HK$58.57
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  Photoelectric Water / Liquid Level Sensor
                                                                                                  -
                                                                                                  -
                                                                                                  SEN0228
                                                                                                  DFROBOT SEN0228
                                                                                                  3517928

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Ambient Light Sensor
                                                                                                  2. I2C VEML7700
                                                                                                  3. For Arduino Development Boards
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$84.030
                                                                                                  Total:HK$84.03
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  I2C VEML7700 Ambient Light Sensor
                                                                                                  -
                                                                                                  -
                                                                                                  SEN0239
                                                                                                  DFROBOT SEN0239
                                                                                                  3517933

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Digital Adjustable Infrared Proximity Sensor
                                                                                                  2. Arduino Development Boards
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$109.490
                                                                                                  Total:HK$109.49
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  Digital Adjustable Infrared Proximity Sensor
                                                                                                  -
                                                                                                  -
                                                                                                  DFR0548
                                                                                                  DFROBOT DFR0548
                                                                                                  3517969

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Driver Expansion Board
                                                                                                  2. HR8833
                                                                                                  3. For BBC micro:bit Boards
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$84.030
                                                                                                  Total:HK$84.03
                                                                                                  Min: 1 / Mult: 1
                                                                                                  DFRobot
                                                                                                  -
                                                                                                  -
                                                                                                  -
                                                                                                  DFR0065
                                                                                                  DFROBOT DFR0065
                                                                                                  3879643

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Breakout Board
                                                                                                  2. FTDI
                                                                                                  3. Basic
                                                                                                  4. Fermion
                                                                                                  5. Arduino Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$109.490
                                                                                                  Total:HK$109.49
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  FTDI Basic Breakout Board
                                                                                                  -
                                                                                                  -
                                                                                                  FIT0458
                                                                                                  DFROBOT FIT0458
                                                                                                  3879699

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Micro DC Motor
                                                                                                  2. TT Geared
                                                                                                  3. Encoder
                                                                                                  4. 6V
                                                                                                  5. 160RPM
                                                                                                  6. 120:1
                                                                                                  7. L Shape
                                                                                                  8. Arduino Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$62.810
                                                                                                  Total:HK$62.81
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  Micro DC Motor
                                                                                                  -
                                                                                                  -
                                                                                                  DFR0669
                                                                                                  DFROBOT DFR0669
                                                                                                  3879659

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Capacitive TouchScreen
                                                                                                  2. Fermion
                                                                                                  3. TFT LCD
                                                                                                  4. Arduino Board
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$280.940
                                                                                                  Total:HK$280.94
                                                                                                  Min: 1 / Mult: 1
                                                                                                  Arduino
                                                                                                  TFT LCD Capacitive TouchScreen
                                                                                                  -
                                                                                                  -
                                                                                                  TEL0073
                                                                                                  DFROBOT TEL0073
                                                                                                  3879726

                                                                                                  Data Sheet

                                                                                                  RoHS

                                                                                                  DFROBOT
                                                                                                  1. Ready Board
                                                                                                  2. Bluno Bee
                                                                                                  3. Turn Arduino to a Bluetooth 4.0
                                                                                                  Each
                                                                                                  1+
                                                                                                  HK$84.030
                                                                                                  Total:HK$84.03
                                                                                                  Min: 1 / Mult: 1
                                                                                                  -
                                                                                                  Serial to a Bluetooth 4.0 Board
                                                                                                  -
                                                                                                  -
                                                                                                  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.