Top Rated Eaton / Westinghouse NB3800 – 800A 3 Pole Molded Case Circuit Breaker

Restoring older industrial infrastructure requires exact-fit components like the Eaton NB3800. This 800-amp, three-pole molded case circuit breaker delivers reliable long-time and instantaneous protection for commercial applications. It mounts into legacy Westinghouse PRL4 panelboards and switchboards without requiring retrofit kits. Facility managers can use this unit to replace aging NB3800 or HNB3800 models while maintaining original equipment specifications.