5V 12V 24V 30A 4 Channel Relay Module High And Low Level Relay Module Smart Home

The module adopts genuine high quality 30A relay, normally open interface maximum load: AC 250V/30A, DC 30V/30A. Load current: 30A. Relay version: 5V/12V/24V. Sound & Vision. The module can be set to trigger at high or low level through the jumper.

eBay