Hydraulic/Magnetic Circuit Breaker - 2 Pole - 277VAC/80VDC - Handle Actator (One Per Pole) - Without Aux Switch - Screw 8-32 With Upturned Lugs - ON-OFF Legend - Black Actuator - 6-32 x 0.195 Inches Threaded Insert (Two Per Pole) - UL Recognized & CSA Acc