Best Microcontrollers Deals Online in the UK (25 Deals Found)

Last Updated - 23/09/2026 Sort By:

Best Choice
ELEGOO

New
ELEGOO ESP-32 Development Board USB C 3PCS Compatible with Arduino IDE
Powerful Processing Capabilities: ELEGOO ESP-WROOM-32 development board integrates a dual-core 32-bit processor running

£19.99
Best Value
diymore

New
diymore 3PCS ESP32 Development Board Type C ESP-32 2.4GHz Dual Mode WiFi+Bluetooth Microcontroller CH340C Chip Module fo
USB Driver Chip: This ESP32 development board features the CH340C chip, offering excellent system compatibility, faster

£13.98
Used
Renesas E1 Emulator tool R0E0000 10KCE00 for Microcontroller Programing
• Renesas E1 Emulator – ModelR0E000010KCE00. • Programming / target cable as shown in the photos.

£109.90
AYWHP

New
Pro Micro with 32U4 chip Development Board, AYWHP 1 PCS Pro Micro 5V/16MHz Nano microcontroller Development Board with B
Maximum performance: the Pro micro microcontroller development board runs at 5 V/16 MHz and supported by IDE V1.0.1 for

£6.99
Used
Job Lot Vintage IC Integrated Circuit Tubes EPROM Microcontroller PLC Chips
This product is a mixed lot of vintage IC integrated circuit tubes, including EPROM microcontroller chips and PLC chips.

£31.90
Arduino

New
Arduino Nano R4 [ABX00142] - Headers Not Mounted (Loose Pins Included), Compact Renesas RA4M1 Microcontroller Board, Qwi
POWERFUL PERFORMANCE IN NANO FORM FACTOR – Based on the Renesas RA4M1 microcontroller with 256KB flash, 32KB RAM, and a

£11.39
ELEGOO

New
ELEGOO ESP-32 Development Board USB C 2PCS Compatible with Arduino IDE
Powerful Processing Capabilities: ELEGOO ESP-WROOM-32 development board integrates a dual-core 32-bit processor running

£14.99
New
[UK STOCK] RP2350A USB-A Development Board | Next-Gen Microcontroller
The RP2350A is the powerhouse successor to the famous RP2040, bringing massive upgrades in speed, efficiency, and securi

£16.15
Arduino

New
Arduino Uno REV3 [A000066] - ATmega328P Microcontroller, 16MHz, 14 Digital I/O Pins, 6 Analog Inputs, 32KB Flash, USB Co
ATmega328P Microcontroller: Powered by the reliable ATmega328P, running at 16 MHz with 32KB of flash memory, 2KB SRAM, a

£24.85 £25.50
New
Arduino Leonardo with Headers [A000057] - ATmega32U4 Microcontroller, 16MHz,

£19.99
Binghe

New
Binghe Nano with Type-C USB Board, Nano Module V3 with 328PB Chip Module CH340G Controller 5V/16MHz Type-C Interface 328
Simple installation: Please install the corresponding system driver before performing the procedure. Get the drivers dir

£4.99
Raspberry Pi

New
Raspberry Pi Pico
RP2040 microcontroller chip designed by Raspberry Pi in the United Kingdom

£5.99 £6.60
Used
Renesas E8A Emulator tool R0E00008AKCE00 for Microcontroller Programming
• Renesas E8A Emulator. • Programming cable as shown in the pictures.

£57.90
16% Off
Ucfalfo

New
Nano V3 Development Board Type-C 2 Pack, ATmega328P Microcontroller Nano V3 Module 5V 16MHz with CH340 USB Chip, Compati
Compact Development Board for DIY Electronics：This compact nano v3 module is designed for electronics prototyping, robot

£7.59 £8.99
New
Raspberry Pi 2GB Compute Module 4, 16GB eMMC - CM4002016
10x Raspberry Pi Compute Module 4, 2GB RAM, 16GB eMMC, BCM2711, ARM Cortex-A72 CM4002016. This module allows a designer

£80.00
Binghe

New
Pro Micro with 32u4 Chip Development Board Binghe Pro Micro 5V/16MHz Microcontroller Development Board with Built-in USB
Maximum performance: the Pro micro motherboards development board runs at 5 V/16 MHz and supported by IDE V1.0.1 for smo

£7.99
New
nRF52840 Dev Board with USB, 1MB Flash, 256KB RAM. ADC, PWM, SPI, I2C GPIOs
When turned off, the standby power consumption can reach 1mA. 💡 Fast & Efficient Processor – nRF52840. Enjoy fast and s

£5.49
Used
Dr Duino Explorer Mini Breakout BreadBoard for Arduino Microcontrollers
Key Features Visible on the PCBMini Solderless Breadboard Space The large square outline in the lower-middle section is

£10.00
New
Dual Motor Driver Module 1A TB6612FNG For Arduino Microcontroller
1x Dual motor driver module. You will need a suitable adapter to use the item in your country. Certain restrictions appl

£8.90
New
Mega 2560 PRO MINI ATmega2560-16AU 5V Microcontroller for Arduino UK Seller
5V logic compatible with standard Arduino shields and modules. Programming Arduino IDE (via USB-serial / FTDI / CH340 /

£13.59
New
Nano V3.0 ATmega328p CH340G Arduino Compatible Board USB‑C Microcontroller
A USB‑C connector makes programming simple in the Arduino IDE, while the 16 MHz clock, 32 kB flash, 2 kB SRAM and 1 kB E

£4.99
New
Digispark ATtiny85 Development Board USB Compatible for Arduino Microcontroller
DHT22 Digital Temperature Humidity Sensor AM2302 Module ESP8266 ESP32 Arduino. 3x Software selectable power saving modes

£4.59
New
Raspberry Pi Pico W RP2040 Microcontroller Development Board (Wi-Fi/Bluetooth)
It is able to operate in both station and access-point modes. Full access to network functionality is available to both

£7.58
New
Texas Instruments Ultra-Low-Power MSP430 microcontrollers Kit, New (other)
Getting Started : Developers often start with the MSP430 LaunchPad ™, an affordable evaluation kit that includes an on-b

£27.00
Used
Philips DS-750 development tools/programmer/emulator 80c51 8051 Microcontroller
The Philips DS-750 development tools/programmer/emulator are specifically designed for programming and emulating 80c51 a

£103.66

25 Microcontrollers deals are available from: Amazon, eBay stores, starting from £4.59.
The biggest discount we found is 16% on Nano V3 Development Board Type-C 2 Pack, ATmega328P Microcontroller Nano V3 Module 5V 16MHz with CH340 USB Chip, Compatible with Arduino for DIY Electronics Projects at Amazon.
The lowest price we found is £4.59 while the highest is £109.90.
Prices for the best Microcontrollers deals average at £24.82.
Last updated on September 23, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Microcontrollers.