Genuine Eaton / Cutler-Hammer BAB3040HS1 – 40A 3 Pole Miniature Circuit Breaker

Built for specialized control applications, this 40A three-pole breaker delivers robust thermal-magnetic protection. It is engineered for commercial and industrial environments requiring automated safety controls. The bolt-on configuration installs seamlessly into Eaton Pow-R-Line, Bryant, and Westinghouse panelboards. It is fully compatible as a substitute for discontinued QNBL models. Delivering a 10kAIC rating at 240VAC, this model includes a 24-48VDC shunt trip for remote power management.