Shore Power Relay - 240VThe 240VAC Shore Power Relay is used to detect presence and loss of AC shore power. The relay is meant to be hardwired directly to your AC distribution panel. This relay is the hard wired alternative to the Siren Marine Shore Power Sensor Plug for boats with 240VAC systems.Features:Coil Voltage: 240VACContact Current: 10AWorks with MTC and Siren 3 Pro