2-3/8 INCH WIDTH X 3-1/8 INCH DEPTH X 3-3/16 INCH HEIGHT SIZE; 60 HERTZ FREQUENCY RATING; UL, UL 1585, CSA APPROVAL; UNIVERSAL MOUNT (FOOT/PLATE/KNOCKOUT) MOUNTING; 40 VOLT AMP POWER RATING; 9 INCH LEAD WIRE (PRIMARY), (2) SCREW (SECONDARY) TERMINAL TYPE