ATS301 Parallax transfer switch*
Power Transfer Switch; Power Transfer Switch Relay; Transfer Power Between Shoreline And RV Generator; Automatic; 120 Volt AC; 30 Amps; Screw Terminal; 6 Inch Height x 4-1/8 Inch Width x 4-7/16 Inch Depth
Designed To Automatically Switch The On Board 120 Volt Appliances To Generator Power When The Generator Is Activated