plug is molded of hypalon, power contacts are machined copper, silver-plated, size of pluge:9 3/8 inch long by 2 11/16 inch wide by 31/4 inch high, plug is used on a portable hydraulic test stand
Used on electrical system. 12.0 dc voltage in volts and current type sealed key switch w/integral connector 3 positions: off, ign/acc, start; plastic facenut