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Unigrid unveils sodium-ion residential energy storage systems
Unigrid has launched Na+Casa, a sodium-ion residential energy storage system using its proprietary NaCrO₂ cathode technology, claiming a 10,000-cycle lifespan, wide temperature tolerance, and improved safety compared with lithium-ion batteries. The 9.25 kWh wall-mountable system has begun initial European installations, with US launch planned for 2026.
Jul 08, 2026
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Trump administration reportedly drafting ban on Chinese solar inverters
The ban, which sources say is being drafted by the Federal Communications Commission, may take effect as early as this year, and follows actions in Europe to restrict funding for projects that use inverters from “high-risk” suppliers.
Waaree contests CBP evasion finding, assures no Chinese-origin cells used in U.S. shipments
Waaree Energies CEO Jignesh Rathod says the U.S. Customs and Border Patrol’s findings of tariff evasion relate only to certain historical imports, and that Waaree is pursuing legal remedies that could include seeking a new administrative review of the case.
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Three U.S. solar companies file petition for AD/CVD investigation into South Korea
Canadian Solar, SEG Solar and Heliene USA have filed a petition alleging that Korean solar cell manufacturers (most notably Hanwha Q CELLS) are performing only “minor or insignificant” processing of Chinese solar materials made into cells they import to the United States.
Utility-scale solar uses only 0.07% of U.S. prime farmland, says SEIA
Released ahead of the U.S. Senate’s consideration of the 2026 farm bill, data shows that land used for utility-scale solar does not exceed 0.5% of prime farmland in any state, and is dwarfed by land used for golf courses and suburban development.
New research highlights the value of solar and energy efficiency in the home buying process
Research on the effects of clean energy and energy efficiency upgrades in the home buying process reveals a premium for homes with solar panels and heat pumps, but a disconnect between what consumers say they want and information available in listings and from agents.
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