Remote Transformer-2x75W Mag 12v. This remote magnetic transformer converts standard 120 volt line-voltage to 12 volts, providing the necessary voltage for powering a Two-Circuit MonoRail low-voltage lighting system. Each transformer includes fast-acting secondary circuit breakers that will safely turn the system off should a short occur. Once the short has been removed the breakers can be reset. Transformer powers lamp totaling up to 150 watts.