Summary
Karetic Energy, founded by Dr. Suryanarayana Vikrant Karra and Prabhakar Kumar, is developing iron-air batteries for long-duration energy storage, aiming to provide multi-day flexibility for grid-scale applications. The company claims its technology offers a safer, more affordable, and rare-earth-free alternative to lithium-ion batteries, with laboratory tests showing continuous discharge cycles of up to 145 hours.
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