Electric Furnace Sequencer, 24Vac Coil Rating, One Control Switches a Fan and up to Three Elements On and Off in Sequence, Full Load Contact Ratings: 4.9 Amp @ 277Vac 3/4 Horsepower, 6.9 Amp @ 120/208/240Vac 1/3 Horsepower, 7.2 Amp @ 120Vac, Locked Rotor Contact Ratings: 29.4 Amp @ 277Vac 3/4 Horsepower, 41.4 Amp @ 120/208/240Vac 1/3 Horsepower, 43.2 Amp @ 120Vac