National Breaker Service in Derby, CT is a leading industry provider specializing in switchgear circuit breaker life extension. Their flagship product, the Citadel, offers rugged, utility-grade solutions for roll-in vacuum conversions, customized free-standing switchgear, and EPC construction line-ups.
With a focus on power engineering excellence, National Breaker Service's Citadel switchgear is designed for reliability and efficiency, offering a wide range of options from 4,160 to 38 kV and up to 5,000 amps. Their expertise in transformer primary protection units and tailored switchgear solutions makes them a trusted choice for critical power infrastructure needs.
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