AMERICAN NEF437030 Molded Case Circuit Breaker

The NEF437030 is a Federal Pacific Electric NEF-series molded‑case circuit breaker designed for 480 VAC three‑phase systems and rated at 30 amperes, with bolt‑on mounting for straightforward installation in compatible panels or switchgear. This 3‑pole unit belongs to the NEF family, providing protective interruption for distribution feeders and branch circuits in industrial environments that specify NEF bolt‑on MCCB configurations. In supplier listings, the device is described by the Manufacturer Part Name as NEF437030 with Type NEF, 3 poles, 30 A, and 480 V operating capability, highlighting its role in higher‑voltage, three‑phase protection schemes. The bolt‑on mounting and molded‑case construction are designed to fit NEF‑series footprints, making it suitable for retrofit or replacement in panels and equipment built to accept this form factor. As part of Federal Pacific Electric’s NEF line, NEF437030 remains identifiable in legacy catalogs and secondary‑market listings where 480‑V, 3P protection equipment is specified.