General Guides

Welcome to the BEVRLink family! If you're a Raspberry Pi enthusiast looking to expand your projects with relay control, our BEVRLink 4/8-Channel Relay HAT is the perfect solution. Designed for seam...

This guide will demonstrate three different methods to power your relay and extended relay modules. 1. Utilize the BEVRLink Power Supply Unit (PSU) that matches the voltage requirements of your sel...

This guide will demonstrate three different methods to power your relay and extended relay modules.1. Connect the Hat to your Raspberry Pi and power the setup through the USB-C port. This will prov...

I2C address selector I2C address three lower bits are set  Shorting column 4 adds 4 to the address Shorting column 2 adds 2 to the address Shorting column 1 adds 1 to the address Example: No colum...

Connect to the manager board Looking at the connector Output connector Connect to the next relay Looking at the connector

I2C address three lower bits are set Shorting column 4 adds 4 to the address Shorting column 2 adds 2 to the address Shorting column 1 adds 1 to the addressExample: No column shorted: address 0x20 ...

Input connector Connect to the manager board Looking at the connector   Output connector Connect to the next relay Looking at the connector

If you need more relays than you find on one board you can easily connect additional relay boards. It depends of different setups, but normally you can connect 5-15 relay boards before you need to...

If you do not plan to use our manager boards to connect the SBC/microcontroller with the relay you need to wire yourself. We have made wiring examples for some of the most common here. Ask us if yo...