Progressive Dynamics Auto Transfer Relay Switch System 50 Amp
[S088-552110]

Automatically sense generator power and prevents shoreline and generator power entering the AC distribution panel at the same time and ruining your camping experience! Features include heavy duty relays that prevent contact damage during high current transfer operation, a time delay circuit board to ensure generator voltage is at the proper level before transfer occurs, a protective, snap-on cover with a wiring schematic mounted inside the cover.