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Computer Circuit Boards

11,754 productsUpdated August 2026
Type-C BMS 2S 3S 4S 1A 2A 4A 18650 Lithium Battery Charger Board Step-up Boost Module Li-Po Polymer Li-Ion Charger 8.4V 12.6V

DIY NOW

Type-C BMS 2S 3S 4S 1A 2A 4A 18650 Lithium Battery Charger Board Step-up Boost Module Li-Po Polymer Li-Ion Charger 8.4V 12.6V

£4.11

3.7V 4.2V Charger PLR 5V 6V 9V 12V Discharger Board DC DC Converter Boost Module for diy UPS mobile power 18650 lithium battery

SAMIORE ROBOT

3.7V 4.2V Charger PLR 5V 6V 9V 12V Discharger Board DC DC Converter Boost Module for diy UPS mobile power 18650 lithium battery

£5.17

(5-100 pieces) Brand new in stock FDS3672-NL FDS3672 3672 SOP8

NONE

(5-100 pieces) Brand new in stock FDS3672-NL FDS3672 3672 SOP8

£7.19

B1560 D2390 2SB1560 2SD2390 NEW Original Genuine Chip Audio Amplifier Pairing Tube TO-3P

NONE

B1560 D2390 2SB1560 2SD2390 NEW Original Genuine Chip Audio Amplifier Pairing Tube TO-3P

£8.64

P830A3202 P839A3203 P839A4403 P830A3253 IGBT Module New Original

DAIPAI

P830A3202 P839A3203 P839A4403 P830A3253 IGBT Module New Original

£63.83

STC8G1K08 Core Board TSSOP20 Development Board Demo Board Learning Board STC8

ICGOICIC

STC8G1K08 Core Board TSSOP20 Development Board Demo Board Learning Board STC8

£3.13

12V to 5V DC USB Buck Converter, Dual USB Port Fast Charger Board Auto Power Supply Adapter DC-DC 10-32V 12V 24V to 5V 9V

NONE

12V to 5V DC USB Buck Converter, Dual USB Port Fast Charger Board Auto Power Supply Adapter DC-DC 10-32V 12V 24V to 5V 9V

£14.61

Mega2560 ATMEGA16U2/Pro Mini MEGA2560 Mega+WiFi R3 ATmega2560 Chip CH340G For Arduino Mega R3 Development Board forWeMos ESP8266

baishundianzi

Mega2560 ATMEGA16U2/Pro Mini MEGA2560 Mega+WiFi R3 ATmega2560 Chip CH340G For Arduino Mega R3 Development Board forWeMos ESP8266

£12.54

1pcs Stacking Header for Raspberry Pi A+/B+/Pi 2/Pi 3 - 2x20 Extra Tall Header

KY WIN ROBOT

1pcs Stacking Header for Raspberry Pi A+/B+/Pi 2/Pi 3 - 2x20 Extra Tall Header

£4.14

LILYGO TTGO T-CAN485 ESP32 CAN RS-485 supports TF card

NONE

LILYGO TTGO T-CAN485 ESP32 CAN RS-485 supports TF card

£22.29

10pcs 74AC74SC SOP-14 74AC74 SOP14 74AC74SCX SOP

NONE

10pcs 74AC74SC SOP-14 74AC74 SOP14 74AC74SCX SOP

£7.19

2S 7.4V 8A Li-ion 18650 Lithium Battery Charger Protection Board 8.4V Overcurrent Overcharge / Overdischarge Protection

ANGSHENGDA

2S 7.4V 8A Li-ion 18650 Lithium Battery Charger Protection Board 8.4V Overcurrent Overcharge / Overdischarge Protection

£2.60

50pcs 78L05 L78L05 Voltage Regulators 5.0V 0.1A Positive TO-92 new original

NONE

50pcs 78L05 L78L05 Voltage Regulators 5.0V 0.1A Positive TO-92 new original

£7.14

10pcs/1pc Analog Signal 4-20mA 0-5V 0-10V to RS485 Module DC-9-36V Voltage and Current Sensor Data Acquisition Converter Board

Your Cee

10pcs/1pc Analog Signal 4-20mA 0-5V 0-10V to RS485 Module DC-9-36V Voltage and Current Sensor Data Acquisition Converter Board

£8.25

Constant-temperature air heater, PTC heating element, 12V 120W, 12V 100W, 24V 200W ceramic heater with heat-conducting fan

diymore

Constant-temperature air heater, PTC heating element, 12V 120W, 12V 100W, 24V 200W ceramic heater with heat-conducting fan

£27.20

WiFi BT Wireless Module for ESP32-C3, 0.42" OLED Display Supermini Development Board, Ceramic Antenna Core Board for Arduino

NONE

WiFi BT Wireless Module for ESP32-C3, 0.42" OLED Display Supermini Development Board, Ceramic Antenna Core Board for Arduino

£7.58

1-10PCS WeMos D1 Mini ESP8266 ESP-12F ESP12 Module WiFi Development Board TYPE-C Micro USB 3.3V Digital Pin For Arduino

HORNAXYS

1-10PCS WeMos D1 Mini ESP8266 ESP-12F ESP12 Module WiFi Development Board TYPE-C Micro USB 3.3V Digital Pin For Arduino

£4.06

10PCS BD243C BD243 100V 6A TO-220 Bipolar Transistors NPN General Purpose new original

NONE

10PCS BD243C BD243 100V 6A TO-220 Bipolar Transistors NPN General Purpose new original

£7.48

Smart car chassis 2WD 2-wheel car bottom plate 4WD 4-wheel car bottom plate Transparent acrylic

NONE

Smart car chassis 2WD 2-wheel car bottom plate 4WD 4-wheel car bottom plate Transparent acrylic

£4.61

1Pcs For Arduino MB102 Breadboard 830 Tie / 400 Tie Point Solderless diy Electronic BreadBoard Circuit Board

Eiechip

1Pcs For Arduino MB102 Breadboard 830 Tie / 400 Tie Point Solderless diy Electronic BreadBoard Circuit Board

£6.96

10PCS / 20PCS DIP-8 IC Sockets 8 Pin 8DIP 8 DIP 2.54MM Adapter Solder Type Integrated Circuit IC Sockets

NONE

10PCS / 20PCS DIP-8 IC Sockets 8 Pin 8DIP 8 DIP 2.54MM Adapter Solder Type Integrated Circuit IC Sockets

£4.15

Bluetooth Audio Receiver Board Bluetooth 5.0 MP3 Lossless Decoder Board Wireless Stereo Music Module 3.7-5V VHM-314

REALPOY

Bluetooth Audio Receiver Board Bluetooth 5.0 MP3 Lossless Decoder Board Wireless Stereo Music Module 3.7-5V VHM-314

£2.93

50pcs 2SA1013 2SC1384 2SC1815 2SC2383 2SC2482 2SC2655 -Y A1013 C1384 C1815 C2383 C2482 C2655 2SD667AC 2SB647AC D667 B647 TO-92L

FSXSEMI

50pcs 2SA1013 2SC1384 2SC1815 2SC2383 2SC2482 2SC2655 -Y A1013 C1384 C1815 C2383 C2482 C2655 2SD667AC 2SB647AC D667 B647 TO-92L

£3.36

5-50-100 unids/lote T1635T-8I T1635T TO-220 nuevo

NONE

5-50-100 unids/lote T1635T-8I T1635T TO-220 nuevo

£4.49