Seadog 4269551 Sae Power Socket, Rear Nut Mount - 426955-1 - 354-4269551F1
The SAE type Polarized Electrical Connector is a two-prong power socket connector set. Great for solar panel connections and maintaining battery charge. 14-gauge duplex wire. Maximum: 20A @ 12VDC. Installs in a 7/8" hole with included locking nut.