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National Circuit Breaker (NCB) is an industry leader in power distribution equipment and services since 1990, offering a broad line of new, used and remanufactured electrical equipment dating back to 1940’s from our wide range of inventory and network suppliers. They also provide shop, engineering and on-site services for all your electrical needs, including remanufacturing circuit breakers, switchgear and related components, maintenance and disaster emergency services.

National Circuit Breaker’s number one goal is to give quality and on time service to every customer. They pride themselves on customer satisfaction. Your need is their number one priority. NCB would like to add value to your business through our Pricing, and Quality On Time Service.

Some of NCB specialities include:

  • Circuit Breakers LV and MV
  • Transformers New and Reconditioned to 10 MVA
  • Insulated Case Circuit Breakers
  • Switchgear LV and MV
  • High Pressure Switches

To learn more about National Circuit Breaker, go to or call 1-800-945-0065.

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Member Type

Dealer Member

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13039 East Florence Avenue

Santa Fe Springs, CA 90670