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Under $20 Microcontrollers

Shop the best prices on 692 great value under $20 microcontrollers. Shopping for microcontrollers is easy with Fruugo, with SALE discounts, offers and savings on FUSIONREPUBLIC and Jtgg. Buy microcontrollers online safely with Fruugo, with secure payment and fast shipping to Australia.

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1 - 32 of 692
DFPlayer Mini MP3 Module Compact Audio Board With TF Card Support For Arduino And Microcontroller Projects
$19.95
Fingerprint Recognition Module ZW0642 Capacitive Touch Fingerprint Sensing Module Door Lock Acquisition Module,A
$16.95 Save $9.00 RRP: $25.95
5PCS ESP8266 ESP-12F WiFi Serial Module Microcontroller Remote Port Network Development Board for Arduino NodeMCU
$16.95 Save $8.00 RRP: $24.95
GT-U7 Satellite Navigation Module 10M MCU STM32 MCU for
$15.95 Save $20.00 RRP: $35.95
For Pico A Low-cost, High-performance Microcontroller Board With Flexible Digital Interfaces
$19.95 Save $17.00 RRP: $36.95
MinewSemi Bluetooth + WiFi Module ME16WS01 High-Performance Dual-Core Supports WiFi AP STA Mode 2MB Flash Module
$20.95
St-link V2 Programming Unit Emulator Downloader + 40pin Stm32f103c6t6 Arm Stm32 Swd Minimum System
$17.95 Save $81.05 RRP: $99.00
(A)$VHM-314 MP3 Bluetooth audio receiver decoder board 5.0 lossless DIY module
$16.95
ESP-32S WiFi Module WiFi Bluetooth/ESP32 Serial to WiFi Module Low Power Consumption MCU ESP-32
$10.95
ESP32 WIFI Module BT Bluetooth Module Internet of Things Smart AI Chip Wireless Control Module,Low Power Consumption
$10.95 Save $6.00 RRP: $16.95
Fingerprint Recognition Module Square Semiconductor Capacitive Fingerprint Acquisition Sensor Switch
$17.95 Save $9.00 RRP: $26.95
Modules de clavier avec 16 touches, 4x4 boutons poussoirs, clavier externe pour MCU
$19.95 Save $5.00 RRP: $24.95
For Pico A Low-cost, High-performance Microcontroller Board With Flexible Digital Interfaces
$11.95
ATMEGA8-16PU ATMEGA8A-PU Microcontroller Chip
$12.95 Save $6.00 RRP: $18.95
PIC K150 Programmer PIC Burner USB Downloader with Cable
$15.95 Save $20.00 RRP: $35.95
USBISP USBASP AVR Programmer USB ISP USB ASP ATMEGA8 ATMEGA128 Support Win7 64
$2.95 Save $1.00 RRP: $3.95
Nrf52810 Bluetooth 5.0 Low Power Consumption Module Beacon Indoor Positioning, White 31.5 X 31.5 X
$21.95 Save $37.05 RRP: $59.00
2pcs Sld-12vdc-1c 1.6w High Power Relay No 40a Nc 30a 5pin Automotive Relay
$14.95 Save $2.00 RRP: $16.95
STM32F103 C8T6/ C6T6 System Board Microcontroller Core Board STM32 STM32F103C6T6 STM32F103C8T6 ARM Multicolor
$20.95
2X ESP32-S3-N16R8 Wireless Module ESP32-S3-WROOM-1 Dual-Core WiFi+Bluetooth5.0 Module for IoT Wirele
$19.95 Save $15.00 RRP: $34.95
ESP32-S3-N16R8 Wireless Module ESP32-S3-WROOM-1 Dual-Core WiFi+Bluetooth5.0 Module for IoT Wireless Applications
$11.95 Save $6.00 RRP: $17.95
ATMEGA8-16PU ATMEGA8A-PU MEGA8-16 Microcontroller Chip
$8.95 Save $4.00 RRP: $12.95
Voice Playback Module MP3 Trigger Once Play Once Microcontroller DIY Control Prompt Announcer M3D5T
$11.95 Save $6.00 RRP: $17.95
Micro USB Tiny AVR ISP ATtiny44 ATTiny45 ATTiny85 USBTinyISP Programmer Module For IDE Bootloader ISP Microcontroller 5V
$12.95 Save $46.05 RRP: $59.00
TWen32F003 CH32V003F4P6 Core Board Development Board with Microcontroller RISC-V Processor 64K
$17.95
ESP8266 ESP-01 Semiconductor USB WiFi Module Adapter Download Accessory
$20.95 Save $6.00 RRP: $26.95
Programmable 2 Pixel WS2812 5050 RGBs LED Module Featuring ARM Microcontroller For Dynamic Lighting Displays Multicolor
$18.95
2X Voice Playback Module MP3 Trigger Once Play Once Microcontroller DIY Control Prompt Announcer M3D
$18.95 Save $15.00 RRP: $33.95
ATMEGA8-16PU ATMEGA8A-PU MEGA8-16 Microcontroller Chip
$11.95
Small Size NRF51822 Bluetooth Module 2.4GHz Transceiver Bluetooth Module with Strong Stability
$17.95 Save $4.00 RRP: $21.95
4 Sets Microcontroller System Board MCU Development Module STC15W204S Electronic Component
$9.95 Save $9.00 RRP: $18.95
PIC K150 Programmer Microchip PIC MCU Microcore Burner USB Downloader with USB Cable
$17.95 Save $3.00 RRP: $20.95