Siemens SpeedFax™ Heavy Duty Safety Switch, Enclosed Fusible Low Voltage, 240 VAC, 100 A, 7.5 hp, 1 Phase, 60 Hz, 2 Poles, 2 Wires, 200 kA Short Circuit, DPST, Lever Actuator, NEMA 1, Surface Mount, Lug Terminal, -20 to 120 deg F, 21.95 in H x 10.68 in W x 10.17 in D, Steel