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Products
Sigenergy unveils AI-driven plug-and-play home storage system for PV retrofits Sigenergy’s SigenMate 2700 Ultra is available for an introductory pre-order price of €999 ($1,145) in Europe. The AI-driven residential energy storage system features lithium iron phosphate (LiFePO4) batteries and offers modular expansion up to 56.4 kWh for seamless PV retrofits.
Emiliano Bellini
Jul 16, 2026
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R&D
German project tests DC-coupled commercial battery storage to cut costs A German pilot project is probing whether DC-coupled battery storage can unlock higher solar buildout behind constrained grid connections by reducing inverter hardware and simplifying system design.
Marian Willuhn
Jun 12, 2026
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