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