3.38 INCH WIDTH X 2.81 INCH DEPTH X 3.63 INCH HEIGHT SIZE; 50/60 HERTZ FREQUENCY RATING; UL, CUL APPROVAL; NEMA 1 APPLICABLE STANDARD; 0.188 INCH LENGTH X 0.375 INCH WIDTH MOUNTING; 0.1 KILOVOLT AMP POWER RATING; 240 X 480 VOLT PRIMARY VOLTAGE