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400 Amp

Browse through Breaker Outlet’s selection of 400 amp panel boards to find exactly what you need to finish wiring a residential, industrial, or commercial building. We offer the newest, most innovate 400 amp panel boards from companies like Cutler-Hammer, Square D, and Siemens, so you know that not only will your new panel board work well, it should also last for a long time. If you need circuit breakers from Siemens, Square D, or Cutler-Hammer, we carry them as well! If you have questions about which breakers work with which panels or you’re looking for a part that you didn’t see on our site, contact us for help. Shop with Breaker Outlet now!