Add extra power with this ConnectPro 40A Kit. Includes both Plug and Receptacle. Made to demanding marine requirements. Contains both 12VBRS2 (Receptacle) and 12VBPS (Plug) Weather-resistant Corrosion-resistant Works with 12V, 24V, or 36V 2-wire systems Fits standard 1.125 inch (1 1/8 inch) diameter mounting hole Accepts 10 and 8 AWG wire