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Biwatt releases sodium-ion storage system for C&I applications Biwatt launched the modular PowerLake I3 sodium-ion storage system for C&I applications, offering 43.6 kWh–2.09 MWh configurations using NFPP cells. Available as indoor racks or IP55 outdoor cabinets, it delivers up to 65.5 kW per 130.8 kWh unit and is rated for 8,000 cycles.
Emiliano Bellini
13 hours ago
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Rheem launches air-to-water heat pumps for multifamily houses Rheem’s Torin commercial air-to-water heat pumps achieve a COP of up to 4.5. The units can also deliver outlet-water temperatures of up to 65.6 C.
Emiliano Bellini
17 hours ago
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Anker SOLIX launches XE, the next-generation all-in-one home energy storage The system, launched in the UK and Ireland, removes the barriers that have kept home energy storage from the mainstream.
Anker SOLIX
Sep 14, 2026
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Noria Energy launches single-axis tracker for floating solar applications The U.S.-made Airon tracker delivers up to 20% more generation than fixed-tilt floating photovoltaics at a parity installed cost, with commercial deliveries scheduled to begin in mid-2027.
Ryan Kennedy
Sep 14, 2026
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Spacebound silicon Solar has a long history in powering satellites and space exploration, and high-powered devices based on multijunction PV cells made from “III-V” materials such as gallium arsenide or indium gallium phosphide have supplied this niche market as far back as the 1960s. But those devices are made with rare materials and complex processing, limited to small batches produced at high cost.
Mark Hutchins
Sep 14, 2026
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Why German energy provider Rabot Energy is selling a 2 kWh AC-only battery, no solar required Rabot Energy launched Rabot Flow, a 2.12 kWh plug-and-play home battery for German apartment renters that uses dynamic tariffs to charge when grid electricity is cheap and discharge during price spikes. Sold at cost and requiring no electrician or smart meter, the Marstek-based battery promises around €120–€130 in annual savings while helping Rabot boost customer retention and grid flexibility.
Tristan Rayner
Sep 11, 2026
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GoSun unveils solar-chargeable electric tractor GoSun and Moonrider have launched a 27 hp electric tractor powered by a 24 kWh LFP battery, with optional 1.1 kW solar charging. The four-wheel-drive tractor offers about five hours of runtime and features a 750 kg hitch lift capacity, rear PTO and connected functions.
Lior Kahana
Sep 11, 2026
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Rocket Lab launches 31.5%-efficient inverted metamorphic space solar cell Rocket Lab has released its high-efficiency IMM Apex solar cell, eliminating costly and scarce germanium substrates while achieving 31.5% beginning-of-life conversion efficiency. The cell is reportedly 40% lighter than legacy triple-junction products and is designed as a drop-in replacement, improving spacecraft power-to-weight performance while reducing supply-chain risks.
Ryan Kennedy
Sep 11, 2026
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Midsummer, Indonesian firm sign deal for CIGS thin-film solar manufacturing plant Midsummer’s minority stake in a new Indonesian joint venture marks its second copper indium gallium selenide (CIGS) manufacturing partnership abroad, following a similar equipment-and-know-how deal in Colombia and a decision to shelve its own planned Swedish factory.
Brian Publicover
Sep 10, 2026