Siemens rear connected switchboards deliver robust power distribution with front control access and rear cable and bus service for faster installs and safer maintenance across commercial, institutional, and critical power environments.
Built and tested to UL 891 and NEMA PB2 with ratings up to 6000 A, they’re engineered to perform in demanding conditions.
Portfolio items
Front control access and rear cable/bus compartments separate work areas, speeding inspections and reducing downtime during service.
UL 891 and NEMA PB2 construction with tested assemblies delivers consistent performance in critical power and commercial sites.
Indoor NEMA 1 and outdoor NEMA 3R options including walk‑in designs fit site conditions and safety requirements.
Horizontal bus up to 6000 A and vertical bus up to 5000 A support large feeders and growth without major redesign.
Designed for superior power monitoring and control to enhance visibility and operational decisions.
Available with Siemens WL breakers in UL489 insulated case or UL1066 power breaker configurations to match protection needs.