Square D QO230 30 Amp 2 Pole Molded Case Circuit Breaker

Square D by Schneider Electric QO230 is a 2-pole molded-case circuit breaker rated for 30 amps and 120/240V AC, with a 10 kA interrupt rating. As part of the QO family, it is designed for use in Square D QO panels/load centers to protect branch circuits from overload and short circuits, providing simultaneous disconnection on both hot legs for 120/240V service. The QO230 is a standard 30A, two-pole device commonly selected for circuits requiring up to 30 amps in residential or light commercial electrical installations. When replacing an existing breaker, verify panel compatibility with the QO series and ensure the device matches the panel’s specifications. Retailers commonly list Square D QO230 as a 2-pole, 30A, 120/240V, 10 kAIC breaker, confirming its role in safeguarding electrical circuits against fault conditions. This molded-case breaker is designed for use in Schneider Electric's QO line and is widely stocked by distributors such as Grainger and SupplyHouse under the QO230 designation.