5.25 INCH WIDTH X 5.88 INCH DEPTH X 4.38 INCH HEIGHT SIZE; 50/60 HERTZ FREQUENCY RATING; UL, UL 506, CUL APPROVAL; NEMA ST-1, ANSI APPLICABLE STANDARD; 0.281 INCH LENGTH X 0.562 INCH WIDTH SLOT MOUNTING; 500 VOLT AMP POWER RATING; SCREW TERMINAL TYPE