Residential → breaker boxes, outside electrical boxes, meter panels. Industrial → medium voltage panels, control control panel systems, junction box 3 phase. Configure the loadcenter and circuit breakers required for your project with our downloadable catalog. At City Electric Supply, we offer a wide selection of breaker panels and load centers, breaker-ready enclosures, and main breaker kits for. Messy distribution boxes are dangerous and very hard to fix. The table below lists the main types and where they work best: Used in homes, factories, and stores; protects systems with 15A to 1000A. Used in high-voltage systems. Circuit breakers are designed to “break” (discontinue) the flow of electricity to protect people and equipment when current reaches an unsafe level due to overload, short circuit, or other electrical faults. The 1-piece interior removes and re-installs easily inside the NEMA 3R enclosure.
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