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Under $20 Microcontrollers

Shop the best prices on 543 great value under $20 microcontrollers. Shopping for microcontrollers is easy with Fruugo, with SALE discounts, offers and savings on Jtgg. Buy microcontrollers online safely with Fruugo, with secure payment and fast shipping to New Zealand.

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1 - 32 of 543
ESP32-ETH Embedded Serial Port Networking Bluetooth-Compatible Ethernet WIFI Combo Gateway MCU ESP3
$19.95 Save $9.00 RRP: $28.95
ST-Link V2 Mini STM8 STM32 Simulator Download Programmer Programming with Cover DuPont Cable ST Link
$9.95 Save $3.00 RRP: $12.95
5PCS ESP8266 ESP-12F WiFi Serial Module Microcontroller Remote Port Network Development Board for N
$20.95 Save $9.00 RRP: $29.95
Electronic Scale DIY Kit,51 Microcontroller Soldering Practice Kit with Digital Tube Display HX711 Chip 5V
$21.95
ATMEGA8-16PU ATMEGA8A-PU MEGA8-16 Microcontroller Chip
$10.95
New Microcontroller TWen32F003 CH32V003F4P6 Core Board Development Board with RISC V TWen32F003 CH32V003F4P6
$19.95
ATMEGA8-16PU ATMEGA8A-PU Microcontroller Chip
$14.95 Save $7.00 RRP: $21.95
ESP32 WIFI Module BT Bluetooth Module Internet of Things Smart AI Chip Wireless Control Module,Low Power Consumption
$10.95 Save $8.00 RRP: $18.95
WBR3 Module Low Energy Serial WiFi/Bluetooth 4.2 MCU Module Smart Socket Cloud Module 16x24mm
$12.95 Save $9.00 RRP: $21.95
ESP32-C6 Chips 2.4 GHz Wi-Fi 6+ Bluetooth 5 802.15.4 Low Power SoC RISC-V Single-Core Processor
$13.95 Save $12.00 RRP: $25.95
Voice Playback Module MP3 Trigger Once Play Once Microcontroller DIY Control Prompt Announcer M3D5T
$13.95 Save $16.00 RRP: $29.95
Electronic Scale DIY Kit,51 Microcontroller Soldering Practice Kit with Digital Tube Display HX711 Chip 5V
$20.95 Save $21.00 RRP: $41.95
CX-SP5F MP3 Voice Playback Module UART Serial Port Control Intelligent Voice Broadcast MP3 Voice Player Module
$15.95
Zigbee 3.0+BLE 5.0 Transparent Transmission XT-ZB2 BL702 Series Low-Power High-Performance Module
$13.95
WBR3 Module Low Energy Serial WiFi/Bluetooth 4.2 MCU Module Smart Socket Cloud Module 16x24mm
$15.95
ESP-32S WiFi Module WiFi Bluetooth/ESP32 Serial to WiFi Module Low Power Consumption MCU ESP-32
$11.95
ESP32-WROOM-32 Module ESP32 Wireless WIFI Module Connector WiFi+Bluetooth Dual-Core CPU ESP32 Module
$11.95
Kit2 Kit3 PICkit3 PIC Debugger Programmer Emulator PIC Controller 1
$20.95 Save $38.05 RRP: $59.00
ATMEGA8-16PU ATMEGA8A-PU MEGA8-16 Microcontroller Chip
$9.95 Save $4.00 RRP: $13.95
2X ESP32-S3-N16R8 Wireless Module ESP32-S3-WROOM-1 Dual-Core WiFi+Bluetooth5.0 Module for IoT Wireless Applications
$17.95 Save $13.00 RRP: $30.95
ATMEGA8-16PU ATMEGA8A-PU MEGA8-16 Microcontroller Chip
$13.95
PY32F030 PY32F030K28U6TR Chip 48Mhz 32-Bit ARM Microcontroller MCU Core Development Board Module 64KB Flash Memory
$11.95
ATMEGA168PA-AUR ATMEGA168PA-AU MEGA168PA-AU ATMEGA168PA ATMEGA168 MEGA168PA TQFP32
$14.95 Save $49.05 RRP: $64.00
Micro USB Tiny AVR ISP ATtiny44 ATTiny45 ATTiny85 USBTinyISP Programmer Module For IDE Bootloader ISP Microcontroller 5V
$14.95 Save $49.05 RRP: $64.00
PIC K150 Programmer Microchip PIC MCU Microcore Burner USB Downloader with USB Cable
$20.95 Save $4.00 RRP: $24.95
U2C Module V1.0 -Adopt 32-bit ARM Cortex-M0+series STM32G0B1CBT6 Main Control
$13.95 Save $32.00 RRP: $45.95
PIC K150 Programmer Microchip PIC MCU Microcore Burner USB Downloader with USB Cable
$20.95 Save $10.00 RRP: $30.95
Voice Playback Module MP3 Trigger Once Play Once Microcontroller DIY Control Prompt Announcer M3D5T
$13.95 Save $6.00 RRP: $19.95
ST-Link V2 Programming Unit Emulator Downloader + 40Pin STM32F103C6T6 ARM STM32 SWD Minimum System B
$11.95
TWen32F003 CH32V003F4P6 Core Board Development Board with Microcontroller RISC-V Processor 64K
$20.95
WeAct STM32G431CBU6 STM32G431 STM32G4 STM32 Core Board Demo Board
$19.95 Save $64.05 RRP: $84.00
DIY LED Sound Control Sheet Music Sound Display Electronic Kit 51 Microcontroller with Shell DIY Soldering Kit
$20.95 Save $18.00 RRP: $38.95