Two Power Sources One Light March 13, 2019 Two switch, two light circuit . This video shows a circuit I built where each switch controls one light individually, with only a single wire going around the circuit. This "trick" is just ... www.youtube.com 4 Wire ConnectorHouse Wiring ConnectionWiring 220 BreakerComputer Port ChartRelay Light SwitchHow To Replace 3 Way Light SwitchHow To Wire A New Light30 Amp Dryer Wire Size