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Relays
8 Channel I2C Electromagnetic Relay Module Arduino Raspberry 3.3V 5.0V DIN Dual Power PLUS Type C
A professional-grade 8-channel electromagnetic relay board, built around the XL9535 I2C expander chip. Designed for high reliability, clean layout, and ease of integration with external microcontrollers like Arduino and ESP32. Perfect for industrial and home automation applications.
$35.99
$24.99
Full Atomatic Chicken Coop Reverse Polarity Door Gate Opener 12V 2A LIGHT SENSOR for Sunset and Sundown
The Automatic Chicken Coop Door Opener is a versatile device that opens and closes doors, ideal for chicken coops, garages, and gates. It operates on 7-35V DC power, with a 10A relay and reverse voltage protection. Equipped with a light sensor.
$39.99
$38.99
Waveshare Raspberry Pi Expansion Board 8 Channel Relay Expansion Board 5V Power Supply Supports Raspberry Pi A+/B+/2B/3B/3B+ Control High Voltage Home Appliances
The RPi Relay Board (B) is an expansion board with 8-ch relays for Raspberry Pi. It gives your Pi the ability to control high voltage products such as home appliances.
$49.99
From $29.99
8 Channel I2C Solid State Relay Module SSR For Arduino Raspberry PI and All Mic SSR
8 Channel I2C Solid State Relay Module Changeable I2C device slave address Can be connected up to 8 devices to the one i2c line bus
$49.00
$34.99