Square D QO 40 Amps Plug in 2-Pole Circuit Breaker

The QO 40 amp 1-1/2 inch double-pole circuit breaker is compatible with QO load centers, QO enclosures and NQOD panel boards. The breaker features a Visi-Trip indicator to easily identify a tripped circuit in the load center. This circuit breaker has a maximum load of 240-volt with a 10,000 air and uses a thermal-magnetic tripping mechanism.