Liquid Level Switch Switch Function Close On Rise Vertical Open Tank Mounting Float Travel 2 1/16 in NEMA Rating 4 Tank Connection Size 5-1/8 in Operating Temp Range -22 Degrees to 220 Degrees F Overall Length 3.86 in Height 7.6 in Width 7.6 in Contact Form DPST Max Current 600 A Max Voltage 600 V HP @ 1 Phase - 120V 2 hp HP @ 1 Phase - 240V 3 hp HP @ 3 Phase - 240V 5 hp Body Material Aluminum Float Position Below Conduit Size 3/4 in Standards CSA UL