A drop-in replacement for aging commercial systems, the Federal Pacific NEJH223150 is a 150A, 2-pole molded case circuit breaker. It provides reliable thermal-magnetic trip functions for robust protection. Designed for legacy infrastructure, this bolt-on MCCB mounts into Federal Pacific NDP panelboards. It serves as an exact match for original installations and cross-references with UBI substitute UBINEJH223150. Rated 18kAIC at 240VAC, it delivers high interrupting capacity.
High Interrupting Capacity, Non-Interchangeable Trip
Product FAQs
4 answers
Is the NEJH223150 compatible with Federal Pacific Stab-Lok load centers?
No. The NEJH223150 is a commercial N-Frame molded case circuit breaker designed exclusively for Federal Pacific NDP panelboards. It will not fit in residential Stab-Lok enclosures.
Is there an aftermarket equivalent available for the NEJH223150?
Yes. The UBI substitute UBINEJH223150 serves as a direct drop-in replacement. It shares the same physical dimensions, bolt-on configuration, and electrical ratings as the original Federal Pacific breaker.
Does the NEJH223150 require aftermarket adapters to mount into an NDP panelboard?
No. This breaker is an exact fit for legacy Federal Pacific NDP panelboards and bolts directly to the bus without the need for modification or aftermarket mounting hardware.
Are the thermal and magnetic trip elements on the NEJH223150 adjustable?
No. This breaker utilizes fixed thermal and fixed magnetic trip elements for its long-time and instantaneous (LI) protection. The trip curve cannot be modified in the field.
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