As the Midwest’s premier stocking dealer of circuit breakers, Midwest Systems boasts an unrivaled inventory exceeding 150,000 units. From industry giants like Siemens and GE/ABB to niche manufacturers like Connecticut Electric and Thomas and Betts, we cater to a diverse range of needs. Our comprehensive selection encompasses breakers for all major voltage configurations (120V/240V, 277V/480V, and 600V), amperage ratings (from 1 to 4000 amperes), and interrupting capacities (10kA to over 100kA). Whether you require standard 1, 2, or 3-pole configurations, or specialized solutions like twins, GFI, AFCI, shunt-trip breakers, or low-voltage protection options, our extensive stock is sure to meet your project demands.

Furthermore, our team of knowledgeable experts excels at deciphering even the most obscure and obsolete breakers. This expertise, coupled with our vast network of vendors, empowers us to source hard-to-find replacements, ensuring your project proceeds without delay. At Midwest Systems, we’re not just your circuit breaker supplier; we’re your trusted electrical partner, committed to providing reliable solutions and exceptional service.