Sea Dog Power Socket Recptacle with cap. This Power Socket with Plate is ideal for installing additional power outlets. Constructed of stainless steel or chrome steel sockets with a stamped 304 stainless steel mounting plate. Installs with two #8 RH fasteners (not included). Chrome plated steel version recommended for fresh water use. Maximum: 12VDC, 16A. Cutout: 1-1/8"