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sonnen files for insolvency in Germany as US sales double

Source: ElectrekMichelle LewisOctober 22, 2026
Read the full story at Electrek

Sonnen, a residential battery storage company, is facing a split fortune: its German operations have filed for insolvency, while its US business reports strong growth with sales doubling and plans for expansion underway. The contrasting results highlight regional market differences in the energy storage sector.

Key points

  • German business filed for insolvency
  • US sales doubled
  • Expansion planned in US market

Summary and key points written by AI from the headline and a short excerpt, so they can be incomplete or wrong. Electrek did the reporting; read the original for the full story.

Read the full story at Electrek

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