The RV Designer P720 is a solid pin, 2-hole mount socket with a stainless steel spring to fit your 7-way connector plug. Constructed of heavy duty die-cast zinc metal. Meets and exceeds all standards of SAEJ560 (SAE applies only to solid pins). Floating pins for ease of alignment and maximum contact. Optimum slant mount and drain slot rid housing interior of accumulated moisture. Will accept the widest range of gauges from a minimum of #16 wires to a maximum of #8 ground wire. Ground Terminal Pin #1 will accept #14 gauge minimum to #8 gauge maximum. Other terminals will accept #16 gauge minimum to #10 gauge maximum. Features 40 Amps continuous duty at 6-28 Vols DC. Self grounded (zinc die-cast units only) to #1 Ground Terminal. Recommended mounting hole is 2" in diameter. Interchangeable with competitive makes.