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Computer Circuit Boards

11,754 productsUpdated August 2026
360 degree EC11 rotary encoder module for ARDUINO encoding module

SNVI

360 degree EC11 rotary encoder module for ARDUINO encoding module

£3.40

10PCS Microswitch Stroke Limit Switch V-15-1C25 V-151-1C25 V-152-1C25 V-153-1C25 V-155-1C25 V-156-1C25 Roller Long Handle Switch

NONE

10PCS Microswitch Stroke Limit Switch V-15-1C25 V-151-1C25 V-152-1C25 V-153-1C25 V-155-1C25 V-156-1C25 Roller Long Handle Switch

£5.48

2PCS 3.3-6V to 3V 3V3DC-DC Step-Down Power Supply Buck LDO Module Voltage regulator Board for 18650 li-ion AAA Dry cell batterie

eletechsup

2PCS 3.3-6V to 3V 3V3DC-DC Step-Down Power Supply Buck LDO Module Voltage regulator Board for 18650 li-ion AAA Dry cell batterie

£4.50

5Pcs MCP6002-I P MCP6004-I P MCP601-I MCP6002 MCP6004 MCP601 DIP-8 In Stock Wholesale

NONE

5Pcs MCP6002-I P MCP6004-I P MCP601-I MCP6002 MCP6004 MCP601 DIP-8 In Stock Wholesale

£5.02

(2-5piece) 100% New BQ25710 BQ25710RSNR BQ25710RSNT QFN-32

MOGAI

(2-5piece) 100% New BQ25710 BQ25710RSNR BQ25710RSNT QFN-32

£4.20

MACHINIST X99 MD8-3 Dual CPU Motherboard Xeon E5 V3/V4 CPU DDR3 Memory Eight Channels SATA 3.0 USB3.0

MACHINIST

MACHINIST X99 MD8-3 Dual CPU Motherboard Xeon E5 V3/V4 CPU DDR3 Memory Eight Channels SATA 3.0 USB3.0

£142.28

5pcs/lot ICS501M ICS501 SOP-8

NONE

5pcs/lot ICS501M ICS501 SOP-8

£3.32

FF450R17IE4 FF600R12IE4 FF650R12IP4 FF650R17IE4 FF900R12IP4 FF900R12IE4 FF900R17IP4 IGBT Module

DAIPAI

FF450R17IE4 FF600R12IE4 FF650R12IP4 FF650R17IE4 FF900R12IP4 FF900R12IE4 FF900R17IP4 IGBT Module

£90.68

Soft starting board of power supply for ultra-high power amplifier (only AC220V power supply)

NONE

Soft starting board of power supply for ultra-high power amplifier (only AC220V power supply)

£19.89

10pcs/5pcs 9017R 17R SOT23-6 SOT-23 Constant Current Constant Voltage Charger Chip IC New Original

NONE

10pcs/5pcs 9017R 17R SOT23-6 SOT-23 Constant Current Constant Voltage Charger Chip IC New Original

£6.16

5V Charging and Discharging Integrated Module 3.7V 4.2V 4.35V 18650 Lithium Battery Charging Boost Power Board Protection Type-c

REALPOY

5V Charging and Discharging Integrated Module 3.7V 4.2V 4.35V 18650 Lithium Battery Charging Boost Power Board Protection Type-c

£2.50

OE-TP capacitive touch button light touch switch module digital touch sensor LED no pole dimming 10A DC 5-12V

EGBO

OE-TP capacitive touch button light touch switch module digital touch sensor LED no pole dimming 10A DC 5-12V

£2.92

5 PCS/LOT DIP-4 AQY211EH AQY212EH AQY212GH AQY212EH White DIP-4 Relay optocoupler 100%Quality Original/Quick delivery

NONE

5 PCS/LOT DIP-4 AQY211EH AQY212EH AQY212GH AQY212EH White DIP-4 Relay optocoupler 100%Quality Original/Quick delivery

£5.31

Micro/Mini USB/USB A Male/USB 2.0/3.0 A Female/USB B Interface to 2.54mm DIP PCB Converter Adapter Breakout Board

IGMOPNRQ

Micro/Mini USB/USB A Male/USB 2.0/3.0 A Female/USB B Interface to 2.54mm DIP PCB Converter Adapter Breakout Board

£5.51

5pcs/lot AT28C64B-15PC AT28C64B AT28C64 28C64 DIP-28 In Stock

CazenOveyi

5pcs/lot AT28C64B-15PC AT28C64B AT28C64 28C64 DIP-28 In Stock

£12.79

TM1638 Module Key Display For Arduino New 8-Bit Digital LED Tube 8-Bit 8p button/16P button

EGBO

TM1638 Module Key Display For Arduino New 8-Bit Digital LED Tube 8-Bit 8p button/16P button

£4.29

2Pin 250V 6A AC AMP 125V 10A Light ON/OFF Boat Button Switch Electric Wok Home Start Switch

GUXINWAY

2Pin 250V 6A AC AMP 125V 10A Light ON/OFF Boat Button Switch Electric Wok Home Start Switch

£4.27

(10piece)100% New original STA339BW STA339BWS STA339 HSSOP-36 SMD LCD TV Audio Amplifier Chip

DAIPAI

(10piece)100% New original STA339BW STA339BWS STA339 HSSOP-36 SMD LCD TV Audio Amplifier Chip

£13.07

6A/25A power filter EMI high-frequency two-stage power low-pass filter board for precision instruments, automation, etc

diymore

6A/25A power filter EMI high-frequency two-stage power low-pass filter board for precision instruments, automation, etc

£11.00

1Pcs MQ-7 MQ7 Carbon Monoxide CO Gas Sensor Detection Module for arduino

DNIGEF

1Pcs MQ-7 MQ7 Carbon Monoxide CO Gas Sensor Detection Module for arduino

£7.04

10PCS TIP31C TIP32C TIP41C TIP42C POWER TRANSISTORS TIP107 TIP120 TIP122 TIP127 TIP142T TIP147T NPN PNP TO-220 New IC

NONE

10PCS TIP31C TIP32C TIP41C TIP42C POWER TRANSISTORS TIP107 TIP120 TIP122 TIP127 TIP142T TIP147T NPN PNP TO-220 New IC

£3.21

X99 Dual CPU Motherboard LGA 2011 Solt Support E5 V3/V4 E-ATX 8x SATA3 DDR4 Max 256GB Xeon Processor Sever Motheboard

SZJN

X99 Dual CPU Motherboard LGA 2011 Solt Support E5 V3/V4 E-ATX 8x SATA3 DDR4 Max 256GB Xeon Processor Sever Motheboard

£120.60

10pcs/lot TMS4164-15NL TMS4164-15 TMS4164-12NL TMS4164-20NL TMS4164 4164

CazenOveyi

10pcs/lot TMS4164-15NL TMS4164-15 TMS4164-12NL TMS4164-20NL TMS4164 4164

£14.39

Blood Oxygen Concentration Sensor MAX30102 STM32 Modules MH-ET LIVE 8PIN Heart Rate Detection Module

NONE

Blood Oxygen Concentration Sensor MAX30102 STM32 Modules MH-ET LIVE 8PIN Heart Rate Detection Module

£3.68