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About us
We have been in the circuit breaker business for 35 years. All our parts and breakers are fully inspected and tested by our QC department. We have over one million circuit breaker parts both low voltage and medium voltage in stock. We have all manufactures and vintages dating back to 1940 of breakers and breaker parts in stock, ready for immediate shipment. We are available 24/7 for your emergency needs. If you do not see it in our store, please give us a call at 1-800-945-0065 or email at donny@nationalcircuitbreaker.com. Great customer service!