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Residential Main Breakers

Siemens main breakers (MBK) are designed to allow for convertibility and invertibility of Siemens load centers. With truly ground-breaking performance, the MBK can do just about anything it is asked.
Residential Dual-Function Circuit Breakers (AFCI & GFCI)
Siemens main breakers (MBK) are designed to allow for convertibility and invertibility of Siemens load centers. With truly ground-breaking performance, the MBK can do just about anything it is asked.