AC source selector switches provide a safe method of controlling multiple sources of AC power for boats with AC generators, inverters or multiple shore power connections. The rotary switch offers a compact method of preventing two sources of AC power to the same circuit simultaneously. The switch has heavy-duty contacts and positive step cam mechanisms for smooth contact closure. Dimensions: 1.9" x 1.89" x 1.89". Rated for 32A at 120V. Two positions. Other Rotary Selector Switches available by Special Order.