Eaton / Westinghouse HF3040 – 40A 3 Pole Molded Case Circuit Breaker Flash Sale

A drop-in solution for older systems, the 40-amp Eaton HF3040 provides dependable thermal-magnetic protection for 3-phase commercial applications. It is rated for use on systems up to 600VAC or 250VDC. This bolt-on MCCB fits perfectly into legacy Westinghouse panelboards, Pow-R-Line C setups, and standard F-Frame enclosures. It restores functionality to aging infrastructure and is replaced by the HFD3040. The breaker carries a 65kAIC rating at 240V and includes Mark 75 technology.