Blue Sea Systems 12 Volt PlugThis durable 12 Volt Plug from Blue Sea Systems is designed to withstand the rigors of wet environments and constant vibration. Features a moisture proof sealing ring around the shaft to keep out spray and make it seat firmly in the outlet. This plug has a large contact surface that provides a good electrical connection. "ON" indicating LED; Strain relief; Built-in 10 Amp fuse; Twist lock system - plug locks securely into socket; Internal strain relief and cord seal; Nickel plated copper alloy used for all current carrying components; Front panel, rear panel, or surface mount.; Maximum Voltage: 12V DCWeight: 0.2 lbs.