Up for sale is a NEW SQUARE D Q12125, 125 AMP, 2 POLE, 240 VOLT MOLDED CASE THERMAL MAGNETIC TRIP 'PLUG-ON' CIRCUIT BREAKER for use with Square D 'Type QO' Enclosures and Loadcenters (Cat No: SQD Q12125 or SQD Q1C2125, Type Q1 Series, 120/240VAC, 240V@10kAIR Long-Time/Instantaneous, 40ºC, CU 14-2/0, AL 12-2/0). ~ please feel free to email your questions or requests for more information.