Cheap Square D QOB330GFI – 30A GFCI Miniature Circuit Breaker

Part of the QO family, the QOB330GFI offers 30A thermal-magnetic protection alongside 6mA ground-fault interruption. This three-pole device operates on 208Y/120V systems to meet NEC standards. Designed for robust use, it mounts into Square D NQ and NQOD panelboards via a secure bolt-on connection. The breaker comes equipped with a pigtail neutral to facilitate accurate sensing. Rated for 10kAIC, it includes the Visi-Trip indicator flag to quickly locate tripped circuits.