China unveils ultra-cheap ‘all-iron battery’ for renewable energy storage
- Posted on April 27, 2026
- By South China Morning Post
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- 1 min read
China has introduced a groundbreaking iron-based battery technology designed to revolutionize renewable energy storage at unprecedented price points. This next-generation system combines economical manufacturing costs with exceptional durability, offering a potential lifespan that surpasses conventional lithium-ion alternatives. The innovation addresses critical challenges in grid-scale energy storage, enabling better integration of solar and wind power while significantly reducing infrastructure expenses for emerging markets and developed economies alike.
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