Switchgear technologies in AIS and GIS are crucial for the energy transition, ensuring grid stability as we embrace renewables. Siemens Energy leads outfitting substations with advanced components such as circuit breakers, disconnectors, earthing switches, surge arresters, and overhead line solutions. Committed to decarbonization, we’ve developed our Zero-harm Blue portfolio, including air- and gas-insulated switchgear and gas-insulated busduct for sustainable and greenhouse gas-free power grids.

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Blue portfolio

Siemens Energy Blue portfolio offers circuit breakers, gas-insulated switchgear, and busducts using vacuum switching technology and clean air for insulation. This ensures zero harmful emissions, high performance, and economic efficiency. Backed by a decade of expertise and strong partnerships, our Blue Portfolio provides outstanding levels of technical performance and low lifecycle costs while reducing our ecological footprint to an enormous extent. 

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Substation AIS

The technology of our air-insulated substation products (AIS) sets international trends. We continuously ensure high quality through optimized production processes, constant product development towards grid connectivity and grid decarbonization as well as a certified quality management system. 

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Substation GIS

We are advancing decarbonization with vacuum and clean air technology for gas-insulated switchgear (GIS), including wind turbine applications. Thousands of these SF6-free and F-gas-free Blue GIS and GIB solutions already eliminate greenhouse gases and significantly reduce CO2e emissions today.

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