Smart "Y" 100 Doubles shore amperage - draw 100 amps from two 50 amp shore receptacles. The C-Cabler Smart "Y" 100 enables boat owners to double available shore amperage. With a single 100 Amp/240 Volt power cable, an owner can draw 100 Amp/240 Volt power from two 50 Amp/240 Volt shore power receptacle safely and intelligently. Features: Eliminates any shock hazard when one leg is disconnected - both legs must be plugged into the power source before current will flow. Plug and cover assemblies are constructed of a thermoplastic UL Thermal bond between the UL listed cable and molded bodies ensures long life. Glass-filled nylon and polycarbonate internal components maintain the highest degree of electrical insulation.