FLOAT SWITCH MAXIMUM RATING H.P.: 110 VOLTS 1- DC SINGLE PHASE- 2 2/3 PHASE-3, 220 VOLTS 1-DC SINGLE PHASE-3 2/3 PHASE-5, 440 VOLTS SINGLE PHASE-5 2/3 PHASE-5, 550 VOLTS SINGLE PHASE-5 2/3 PHASE-5 CONTACT OPEN ON LIQUID RISE 2 POLE WITH MOUNTING FEET