Square D QOB370VH1021 – 70A 3 Pole Miniature Circuit Breaker Professional Grade

Part of the QO series, this 70A miniature circuit breaker comes equipped with a factory-installed 120/208/240VAC shunt trip for remote tripping capabilities. It is engineered for commercial and industrial applications requiring emergency shutdown or automated control integration. The three-pole device bolts securely into Square D NQ and NQOD panelboards. Rated at 22 kAIC at 120/240VAC, it features thermal-magnetic protection and a Visi-Trip indicator for easy troubleshooting.