The Square D™ QOB230 is a QO™ bolt-on miniature circuit breaker rated at 30A, 2-pole, for 120/240 VAC systems. It provides 10 kA interrupting capacity with common/thermal magnetic trip. The bolt-on mount design ensures secure installation in NQOB and NQ panelboards or interiors. It accepts wire sizes #14 to #8 AWG (copper or aluminum). HACR rated. UL Listed and CSA certified. Suitable for commercial and industrial 240V branch circuit protection applications such as HVAC equipment and electric water heaters in panelboard configurations.
