Residential Main Breakers
The breaker that changed the world as we know it
Siemens main breakers (MBK) are designed to allow for convertibility and invertiblilty of Siemens load centers. With truly ground-breaking performance, the MBK can do just about anything it is asked.
Features & Benefits:
- Bolt-on main breaker for Siemens single phase load centers
- Converts main lug load centers to main breaker load centers
- Straight-in wired design reduces wire cost
- UL listed
Find where to buy Siemens products with our distributor locator and at participating retail partners in the U.S.
Get in contact with our sales support and customer service for low voltage power distribution
Do you need help on a concrete project? Do you need a quote for any of our products or solutions? Do you need support for your installed equipment? Do you have a technical question? Do you need something totally different? You can contact us 24/7. We are looking forward to your call or online request.