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Computer Circuit Boards

11,754 productsUpdated August 2026
10PCS HC49S 4 6 8 12 16 20 24 32.768 2X6 32.768K 3X8 4.096 7.3728 11.0592 13.56 22.1184 25 27 30 32 Mhz DIP Crystal Oscillator

NONE

10PCS HC49S 4 6 8 12 16 20 24 32.768 2X6 32.768K 3X8 4.096 7.3728 11.0592 13.56 22.1184 25 27 30 32 Mhz DIP Crystal Oscillator

£5.44

24Ghz LD2420 Millimeter Wave Radar Module Human Presence Micro Motion Detection Intelligent Radar Sensor

NONE

24Ghz LD2420 Millimeter Wave Radar Module Human Presence Micro Motion Detection Intelligent Radar Sensor

£10.69

10pcs/lot CD4026BE CD4026B DIP-16 logic chip decimal counter / divider CD4026 New Original

IGMOPNRQ

10pcs/lot CD4026BE CD4026B DIP-16 logic chip decimal counter / divider CD4026 New Original

£8.69

1/3/5Pcs DC5V12V24V 2 Channel Auto-lock/Interlocking/Jog Trigger Relay Module High-Low Level Trigger with Switch Light

Huaxingfu

1/3/5Pcs DC5V12V24V 2 Channel Auto-lock/Interlocking/Jog Trigger Relay Module High-Low Level Trigger with Switch Light

£7.24

For HP Pavilion 15-EG 15T-EG Laptop Motherboard With i3-1115G4 I3-1125G4 i7-1165G7 CPU UMA DA0G7HMB8G0 DA0G7HMB8H0 M16348-601

Bighao Era

For HP Pavilion 15-EG 15T-EG Laptop Motherboard With i3-1115G4 I3-1125G4 i7-1165G7 CPU UMA DA0G7HMB8G0 DA0G7HMB8H0 M16348-601

£172.82

ELEGOO Mega R3 Project The Most Complete Ultimate Starter Kit with TUTORIAL for Arduino® IDE DIY Electronic Kit

ELEGOO

ELEGOO Mega R3 Project The Most Complete Ultimate Starter Kit with TUTORIAL for Arduino® IDE DIY Electronic Kit

£78.11

10PCS 74HC125D 74HC138D 74HC139D 74HC164D 74HC165D SOP-14 74HC125 74HC138 74HC139 74HC164 74HC165

NONE

10PCS 74HC125D 74HC138D 74HC139D 74HC164D 74HC165D SOP-14 74HC125 74HC138 74HC139 74HC164 74HC165

£5.56

2.8 Inch TFT Color Screen Lossless Audio Decoding Board Module Amplifier Audio Player DC 4.5-5.0V Car FM Radio Module

QSZNTEC

2.8 Inch TFT Color Screen Lossless Audio Decoding Board Module Amplifier Audio Player DC 4.5-5.0V Car FM Radio Module

£19.69

DC-DC XL6009 Digital Boost Step Up Power Supply Module Adjustable 4.5-32V to 5-52V Step-up Voltage Regulator With LED Voltmeter

REALPOY

DC-DC XL6009 Digital Boost Step Up Power Supply Module Adjustable 4.5-32V to 5-52V Step-up Voltage Regulator With LED Voltmeter

£2.66

LCD Display 3D Printer Reprap Smart Controller Reprap Ramps 1.4 2004 LCD Control LCD2004

TENSTAR ROBOT

LCD Display 3D Printer Reprap Smart Controller Reprap Ramps 1.4 2004 LCD Control LCD2004

£21.53

10pcs 100% New LM386 LM386N LM386M LM386L Audio Power AMPLIFIER IC DIP-8 SOP-8

NONE

10pcs 100% New LM386 LM386N LM386M LM386L Audio Power AMPLIFIER IC DIP-8 SOP-8

£2.89

Raspberry Pi Pico2 development board RP2350 microcontroller Raspberry Pi Pico2 RP2040Typec

QSZNTEC

Raspberry Pi Pico2 development board RP2350 microcontroller Raspberry Pi Pico2 RP2040Typec

£7.61

2.1 Inch 480*480 Round Circular IPS Color LCD Display And Magnetic Encoder Knob ESP32-S3 Module N16R8 ST7701 2.4G WIFI for NEST

AITEXM ROBOT

2.1 Inch 480*480 Round Circular IPS Color LCD Display And Magnetic Encoder Knob ESP32-S3 Module N16R8 ST7701 2.4G WIFI for NEST

£8.85

10PCS Hall sensor 49E Hall element SS49E OH49E A3144E SS40AF SS41F SS495A US1881 US5881 UGN3503 OH137 HAL276 Hall Effect Sensor

NONE

10PCS Hall sensor 49E Hall element SS49E OH49E A3144E SS40AF SS41F SS495A US1881 US5881 UGN3503 OH137 HAL276 Hall Effect Sensor

£5.80

24 * 16 Dot Matrix LED Music Spectrum Kit Rhythm Flashlight Single Chip Chip Assembly Fun Manufacturing Loose Parts

24 * 16 Dot Matrix LED Music Spectrum Kit Rhythm Flashlight Single Chip Chip Assembly Fun Manufacturing Loose Parts

£16.93

Basic Starter Kit for ESP32 ESP-32S WIFI Development Board Project Learning Kit with Tutorials ESP32 kit with box

EQV

Basic Starter Kit for ESP32 ESP-32S WIFI Development Board Project Learning Kit with Tutorials ESP32 kit with box

£28.38

DIY LED Soccer Ball Light Electronics Kit with Sound Control & 5 Lighting Modes STEM Soldering Practice Kit for School Learning

IS

DIY LED Soccer Ball Light Electronics Kit with Sound Control & 5 Lighting Modes STEM Soldering Practice Kit for School Learning

£23.35

5/10PCS FR4 Copper Clad Board 10x15cm Single Side Plate DIY PCB Kit for Arduino

YTDMEN

5/10PCS FR4 Copper Clad Board 10x15cm Single Side Plate DIY PCB Kit for Arduino

£13.81

10pcs/lot KY-012 Active Buzzer Module FOR AVR PIC

GOHJMY

10pcs/lot KY-012 Active Buzzer Module FOR AVR PIC

£7.77

PT2399 Microphone Reverberation Board Effect Super M65831 Mono Amplifier Preamp Reverb DC Single Power Supply DC6-15V

NONE

PT2399 Microphone Reverberation Board Effect Super M65831 Mono Amplifier Preamp Reverb DC Single Power Supply DC6-15V

£12.42

5-100pcs TPN8R903 For Xbox One S Q9D2 Q9D4 Q9E2 Compatible Mosfet IC Chip 8R903 on Board %New Original

NONE

5-100pcs TPN8R903 For Xbox One S Q9D2 Q9D4 Q9E2 Compatible Mosfet IC Chip 8R903 on Board %New Original

£9.57

X99 Micro-ATX Motherboard LGA 2011 V3 DDR4 RAM M.2 Wifi/NVME For Xeon E5 V3/V4 CPU

T.F.SKYWINDINTL

X99 Micro-ATX Motherboard LGA 2011 V3 DDR4 RAM M.2 Wifi/NVME For Xeon E5 V3/V4 CPU

£138.20

ESP32-WROOM-32 4MB 8MB 16MB Dual Core WiFi Wireless Ble MCU Module ESP32 WROOM ESP-32 ESP32-WROOM-32 -32UE -32U -32E -32D

NONE

ESP32-WROOM-32 4MB 8MB 16MB Dual Core WiFi Wireless Ble MCU Module ESP32 WROOM ESP-32 ESP32-WROOM-32 -32UE -32U -32E -32D

£5.77

XY-S350H 220Wx2+350W S220H C50L C50H S100L S100H 50Wx2+100W 2.1 TPA3251 Bluetooth-compat BT Audio Digital Power Amplifier Board

EC Buying

XY-S350H 220Wx2+350W S220H C50L C50H S100L S100H 50Wx2+100W 2.1 TPA3251 Bluetooth-compat BT Audio Digital Power Amplifier Board

£8.77