Westinghouse HFB3070 Molded Case Circuit Breaker

The Westinghouse HFB3070 Molded Case Circuit Breaker is a 70 Amp, 3-pole device designed for 600 VAC industrial power distribution and motor control systems. It employs a thermal-magnetic trip for overload and short-circuit protection, with an interrupt rating of 25 kA and 50/60 Hz operation suitable for 3-phase systems. This bolt-on mounted HFB frame breaker is intended for branch circuit protection in applications such as MCCs, industrial control panels, manufacturing equipment, HVAC systems, automation cabinets, and conveyor machinery. Commonly used in industrial and commercial electrical distributions to protect connected equipment and circuits, it is part of Westinghouse’s molded case breaker lineup and is compatible with related replacements like HFD3070 and HFB3070L.