Secure Checkout Square D Q1B380 – 80A 3 Pole Molded Case Circuit Breaker

Engineered for dependable power distribution, the Square D Q1B380 is a 3-pole, 80A molded case circuit breaker. It provides long-time and instantaneous trip functions for commercial facilities at 240VAC. Designed with a bolt-on mounting style, this unit fits securely into Square D NQOB panelboards. The newer QOB380 can be substituted when paired with an SK5668 mounting kit. Equipped with thermal-magnetic trip technology and a 10kAIC rating, it ensures consistent circuit protection.