Top Rated Eaton / Cutler-Hammer HFB3100 – 100A 3 Pole Molded Case Circuit Breaker

Manufactured for heavy-duty electrical distribution, this 100-amp F-Frame breaker features fixed thermal and magnetic trip elements. The unit mounts into legacy Westinghouse FDP enclosures as well as modern Eaton Pow-R-Line C panelboards. With a maximum voltage rating of 600VAC and 250VDC, it accommodates a wide range of industrial setups. This specific Mark 75 series component is HACR rated for heating and cooling systems, though it has been superseded by the HFD3100 in current catalogs.