Siemens
Switchgear · Busway
SecondWatt's research catalogue covers 9 Siemens models of switchgear, air circuit breakers and busway, including NXAIR, 8DJH and SIVACON 8PS. Each model page lists manufacturer reference specifications with dated sources. Availability, price and delivery terms are confirmed for each specific request.
Siemens models
Published SecondWatt model pages for Siemens equipment. Specifications and price observations appear on each model page where supported by sources.
- 8DA10 gas-insulated switchgear (to 40.5 kV) (Switchgear) — Siemens 8DA10 single-busbar gas-insulated switchgear to 40.5 kV, 5,000 A and 40 kA.
- 8DB10 gas-insulated switchgear (double busbar) (Switchgear) — Siemens 8DB10, the double-busbar variant of the 8DA/8DB GIS platform for redundancy-critical substations
- 8DJH ring main unit family (12-36 kV; blue SF6-free variants) (Switchgear) — Siemens 8DJH ring main units from 12 to 36 kV, with Clean Air blue variants leading the SF6-free RMU transition
- NXAIR air-insulated switchgear family (Switchgear) — Siemens NXAIR metal-clad switchgear family, from 17.5 kV at 50 kA to the 36 kV NXAIR H, inherently SF6-free
- NXPLUS C compact gas-insulated switchgear (to 24 kV) (Switchgear) — Siemens NXPLUS C compact GIS to 24 kV, 2,500 A, and 31.5 kA, with a clean-air 24 blue variant shipping
- SENTRON 3WA air circuit breaker (current generation) (Switchgear) — Siemens SENTRON 3WA air circuit breakers, the current 630-6,300 A generation and designated 3WL retrofit path
- SENTRON 3WL air circuit breaker (phase-out October 2026) (Switchgear) — Siemens SENTRON 3WL air breakers, 630-6,300 A workhorses entering their aftermarket era as production ends
- SIMOSEC metal-enclosed MV switchgear (to 24 kV) (Switchgear) — Siemens SIMOSEC secondary switchgear to 24 kV, a hybrid of air-insulated busbars and SF6 switch vessels
- SIVACON 8PS (Busway) — Siemens' international IEC busbar trunking family - no UL 857 listing, not sold new in North America
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