Power modules, voltage regulators, current regulators, and more.

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Arduino-compatible Nano microcontroller
The inexpensive Arduino-compatible Nano microcontroller is great for experimenting, where your genui..
Arduino-compatible Pro Mini Microcontroller
This 5V Arduino-compatible Pro Mini Microcontroller is a microcontroller module that uses the ATMEGA..
BH1750 Digital Light Sensor Module
The BH1750 BH1750FVI digital light sensor module provides microcontrollers with light-level sensing ..
$3.75 $2.25 -40%
Breadboard 3.3V - 5V Power Supply Module with Fused Mini USB Power
This breadboard 3.3V / 5V power supply module fits the power rails on MB102 breadboards. It also fe..
Breadboard 3.3V - 5V Power Supply Module with Mini USB Power
This breadboard 3.3V / 5V power supply module fits the power rails on MB102 breadboards. It also fe..
DC-DC Boost Voltage Converter Step Up Module 1.23V - 30V
This DC-DC boost voltage converter step-up module can step-up an input voltage of 3 - 30V to 5 - 35V..
DRV8825 Stepper Motor Driver Module
The DRV8825 stepper motor driver carrier is a breakout board for DRV8825 microstepping bipolar stepp..
ESP8266 ESP-01 WiFi Serial Module - Arduino Compatible
The ESP8266 ESP-01 WiFi Serial Module is a self-contained WiFi networking solution, ideal for c..
ESP8266 ESP-07 WiFi Serial Module
The ESP8266 is a low cost WiFi module capable of adding WiFi functionality to an existing micro..
FTDI FT232RL USB to Serial Breakout Board
The FTDI FT232RL USB to serial UART breakout board is often used for programming Arduino Pro Mini an..
LM317 Linear Adjustable DC-DC Voltage Regulator Module
This LM317 linear adjustable DC-DC voltage regluator module allows for easy variable step-down volta..
NRF24L01+ 2.4GHz Wireless RF Transceiver Module
The NRF24L01+ 2.4GHz wireless RF transceiver is a low-power module allows for high-speed SPI communi..
PAM8403 2-Channel 3-Watt Audio Amplifier Module
This PAM8403 audio amplifier module is a 2-channel 3-watt amplifier that can be powered by batteries..
PCF8574 I2C I/O Input Output Expansion Module For Arduino
The PCF8574 IO Expansion Module is a remote 8-bit I/O expander for I2C-bus. Up to 8 PCF8574 IO Expa..
PIR Infra-Red Motion Sensor
The PIR Motion Sensor is a passive infra-red pyroelectric device that detects motion by measuring in..
Small Digital Voltage Meter Module - Green
This small green digital voltage meter module allows you to easily add a voltage meter to any p..
SOP28 to DIP28 Programming Socket
This SOP-28 to DIP-28 programming socket allows you to easily program your microncontroller ICs and ..
$19.95 $9.95 -50%
STM8S003F3P6 Microcontroller Development Board PCB
The ST STM8S003F3P6 microcontroller development board pcb is a great tool for prototyping and develo..
TEA5767 Low-power FM Stereo Radio Module
The TEA5767 is an electronically tuned FM stereo radio for low-voltage applications.  It has&nb..
TP4056 5V 1A Micro USB Li-poly Battery Charger
This TP4056 5V 1A micro USB li-poly battery charger is a great, economical solution for chargin..
TQFP-32 TQFP32 32-pin SMD Programming Socket PCB
The TQFP-32 TQFP32 is a 32-pin SMD programming socket attached to a PCB, great for programming ATMEG..
Wireless 4-button RF Remote Control and Receiver Module
Wireless 4-button RF remote control and receiver module. The receiver is based on the PT2722-M4 (mo..
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