IER is Americas # 1 supplier of new and new obsolete Circuit Breakers. At IER we stock thousands of Circuit Breakers from all major manufacturers including those hard to find Circuit Breakers. We stock Circuit Breakers for light industrial use, commercial and even residential 120 volt circuit breakers and IER offers a two year warranty on all of its products and services.

• Challenger
• Connecticut
• Cutler Hammer/Westinghouse
• Federal Pacific
• General Electric
• Square D
• Zinsco
• Featured Circuit Breakers