National Circuit Breaker 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. We 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. We pride ourselves on customer satisfaction. Your need is our number one priority. NCB would like to add value to your business through our Pricing, and Quality On Time Service. Please be patient while we load our store. If you don't see what you're looking for just give us a call or send us an email I'm sure we have what you're looking for.