QO350VH N is a 50A, three-pole miniature circuit breaker designed for 120/240 V AC systems, offering a 22 kA interrupt rating at 240 V and intended for plug-in mounting in Square D QO panels. Its common-trip design ensures all three poles disconnect together during an overcurrent event, enhancing safety for multi-wire and three-phase circuits. Rated for 50/60 Hz operation, this device supports 120/240 V AC distribution in residential and light commercial panel installations within the QO family.
