SmartPlug 30 AMP SmartPlug/Twist Type Cordset w/Carry Case - 50ft One Size. The SmartPlug 50' Dual Configuration Cordset is an innovation in the world of portable power - a smart plug on one side and a conventional 30 Amp receptacle on the other. It is the newest state-of-the-art solution for connecting a boat to shore power. No more tangles no more shock hazards - the SmartPlug 50' Dual Configuration Cordset w/ Soft Carry Case uses tinned copper wire throughout the entire length of the cable for the ultimate in corrosion resistance. The SmartPlug branded products - the SmartPlug 30 Amp 50' Dual Configuration Cordset w/ Soft Carry Case - simply plug it in and go. Specifications for SmartPlug 30 Amp 50' Dual Configuration Cordset w/Soft Carry Case: Manufacturer: SmartPlug Length: 50 ft Color: Black Package Contents: SmartPlug 30 Amp 50' Dual Configuration Cordset w/Soft Carry Case SmartPlug C30503: 30 AMP SmartPlug/Twist Type Cordset w/Carry Case - 50ft One Size