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Computer Circuit Boards
11,754 productsUpdated August 2026
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REALPOY
ESPWROOM32 Expansion Board Compatible with ESP-32S WiFi Bluetooth Development Board NodeMCU-32S Lua 38Pin GPIO Expansion Board
£3.98

NONE
CH341a Programmer adapter+SOIC8 adapter+ SOP8 clip with cable+1.8V adapter EEPROM Flash BIOS USB electronics
£5.17

NONE
Anti Reverse Connection Power Protection Board For Battery Charging Ideal Diode Module Prevent Reverse Polarity 4A Common Ground
£5.16

NONE
5PCS/Lot Original HFD4-3 HFD4-5 HFD4-12 HFD4-24 HFD4-3V 5V 12V 24V 8-pin Signal Relay
£7.08

diymore
1S 3.2V/3.6V Mini LiFePO4 Battery Charging Board 2.4A Fast Charger Module Trickle/Constant Current Charging
£4.39

NONE
XS8 XS9 XS10 XS12 Aviation connector push-pull circular quick connector 2/3/4/5/6 pin Gold plated contact Male and Female plug
£5.97

NONE
74HC595 3.3-5V Single-chip microcomputer serial-to-parallel pin IO expansion module output port expansion 3 to 24pin LED control
£3.84

XINRENCHONG
ASROCK Z690 PHANTOM GAMING-ITX/TB4 LGA 1700 DDR5 motherboard Z690 CPU i9-12900K i7-12700K i5-12400 i7-13700K i9-14900K Mini-ITX
£257.56

DAIPAI
2MBI300NT-120-01 2MBI300N-120 2MBI300P-120-03 2MBI300S-120 2MBI300U4E-120 2MBI300P-120-01 2MBI300PD-140 2MBI300U2E-120
£47.89

NONE
Original 2PCS/ MS5N100 5N100 5A 1000V TO-3PF
£5.41

NONE
20Pcs passive buzzer 16R 16 Euro 42R diameter 12mm * height 8.5mm 12085 3V-12V
£3.81

Asus
ASUS Z77-A Desktop Motherboard Z77 Socket LGA 1155 i3 i5 i7 DDR3 32G ATX UEFI BIOS motherboard
£46.10

NullLab
38KHz IR Infrared Transmitter Module Digital 5V 3.3V Dual Voltage With Shell PH2.0 Interface for Arduino ESP32 Raspberry Pi MICR
£7.55

CBBYO
(5-10piece)100% New TPS53219ARGTR TPS53219A 53219A 3219A QFN-16 Chipset
£15.79

NONE
462D VU Meter Driver Board Adjust VU Meter Driver Panel Backlight High Frequency
£16.47

NONE
1PCS/Lot Original L4780TA LM4780TA LM4780 ZIP-27 Two-channel audio amplifier IC Chip
£17.17

NONE
10PCS 5W Zener Diode DO-15 10V 1N5347B 11V 1N5348B 12V 1N5349B 13V 1N5350B 14V 1N5351B 15V 1N5352B 16V 1N5353B 17V 1N5354B
£3.04

NONE
Micro Mini Small Medium Micro2 Trucks Motorcycles Fuse 2A 3A 5A 7.5A 10A 15A 20A 25A 30A 35A 40A 50A Blade Fuse
£2.73

ICGOICIC
DC5V-30V Battery Level Indicator - 2-8S for Ternary Lithium, LiFePO4 & Lead-Acid Batteries
£5.57

NONE
2S 20A 7.4V 8.4V 18650 Lithium Battery Charger Protection Board PCB BMS Board Standard / Balanced 20A Current Module For DIY
£2.95

REALPOY
ESPWROOM32 Development Board TYPE-C / MICRO USB CP2102 WiFi+Bluetooth Dual Core ESP32-DevKitC-32 ESP-32S Expansion Board 38PINS
£3.70

GOHJMY
10PCS SN74HC74N DIP 74HC74 DIP-14 74HC74N SN74HC73N SN74HC86N SN74HC109N SN74HC125N DIP 74HC86 74HC86N 74HC125 NEW
£3.37

Si Tai&SH
Raspberry Pi 3 Model B+ Camera Module 1080p 720p Mini Camera 5MP Webcam Video Camera compatible for Raspberry Pi 2 Model B
£11.37

UNO R3
8V-40V to 12V 3A 36W Stabilizer Transformer DC DC Converter Regulator Step Up Down Boost Buck Module Power Supply for LED Car TV
£8.89