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SF6-free HV switchgear, Zurich
Zurich, Switzerland47.38°N 8.54°E
computed criticality11/100
reading
SF6: GWP ≈24,300 × CO2; progressive EU ban 2026-2032
2024Fault line
SF6, the insulating gas of substations, is the most potent greenhouse gas known; EU regulation 2024/573 mandates its gradual phase-out from 2026 to 2032. Alternatives exist but remain patented by a handful of equipment makers, the environmental constraint creates a new technological bottleneck.
Actors
Hitachi Energy (Zurich)
GE Vernova Grid Solutions (Paris)
Siemens Energy (Berlin)
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Hitachi Energy HVDC, LudvikaGrids & Energy↗Sources