The Best Wholesale Source for Circuit Breakers, Hardware and Accessories

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MCB keeps thousands of electrical parts in stock. Our dedicated staff can locate hard to find equipment and drop ship nationwide.

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Controls/Accessories including: filler plates, shunts, lugs, ground bars, starters, contactors, heaters, coils, carbon brushes, fire-stop systems.

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Circuit Breakers including: new, reconditioned, used, circuit protectors, switches, shunts, and more. We carry all manufacturers, residential, industrial, foreign and domestic.

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Enclosures and Switches including: NEMA 1, NEMA 3R, disconnects, transfer switches, and special orders upon request.

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Our hardware kits are competitively priced. Kits are available for new and vintage panels.  Custom kits are available upon request.

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web-enlosuresEnclosures and Switches including: NEMA 1, NEMA 3R, disconnects, transfer switches, and special orders upon request.

Brands In Stock

We stock circuit breakers and electrical equipment from these manufacturers and more:

  • Cutler Hammer
  • Murray
  • American/FPE
  • Square D
  • General Electric
  • Wadsworth
  • Thomas & Betts
  • Zinsco
  • Siemens
  • UBI

We are not an authorized distributor of any of the above manufacturers

Maine Circuit Breaker Informercial

What Our Customers are Saying ...

We do business with Maine Circuit Breaker because they have competitive pricing, excellent fill rates and exceptional customer service. Our orders are processed the same day and received within a week. We always receive order confirmation and are made aware immediately of any back orders or price discrepancies

Debbie

Hours and Location

MAINe CIRCUIT BREAKER
59B Banair Road
Bangor, Maine 04401

MAINe CIRCUIT BREAKER
Ten Mile, Tennessee

Toll Free Phone:
800.981.7097

Fax:
603.294.4449

[email protected]
Open Mon Fri, 8am to 5pm EST
24 Hour Emergency Service Available