Sea Dog Switch.This Three Position One Circuit Push-Pull Switch features one circuit (normally Off) three position: Off/On/On. Pushed in all the way, the switch is off. Pulled to the first position, the first circuit is activated. At the second position both first and second circuit are activated. Ideal for cabin or running lights. Maximum panel thickness: 1". 3/8" shank. Constructed of corrosion resistant stamped brass. 15A @ 12VDC.