MCP23008 Control 8 SPDT 10-Amp relays using this I²C relay controller.
Integrated port expander (MCP23008 from Microchip) controls eight relays through the I²C bus.
Add more relays, digital I/O, analog to digital converters, sensors, and other devices using the integrated I²C expansion port.
Control 10-Amp loads at 250VAC or 24VDC with each SPDT relay.
Operates on 12VDC using a 2.1mm barrel connector (center positive) or 2-wire terminal block.