Battery technology

Six Hours of Storage at ₹3.12. Duration Is the Product Now.

SECI awarded 1,200 MW of solar paired with battery storage, with developers required to supply half their contracted capacity for six hours at peak. The tariff is the headline; the six hours is the story.

7 September 2026 · 6 min read · 3 sources

3.37 GWh at Khavda, Built in Ten Months. The Schedule Is the News.

Adani Green says cumulative operational storage at Khavda has reached 3.37 GWh, the largest single-location deployment outside China. The capacity is the headline; the ten-month on-site build says more about whether India can execute its storage pipeline.

4 September 2026 · 6 min read · 3 sources

Sodium-Ion Crossed From Pilot to Production. It Still Does Not Undercut LFP.

A 60 GWh supply agreement and the first mass-produced sodium-ion passenger car moved the chemistry past demonstration in 2026. Its natural home is short-range mobility — which is India’s largest EV market.

27 August 2026 · 8 min read · 4 sources

A Scooter Company Just Signed a 20 GWh Grid Storage Deal

Ola Electric launched a utility-scale BESS on 15 August and signed an MoU with Axis Energy to explore up to 20 GWh by 2032. What transfers from two-wheelers to substations, what does not, and how to read a number like that.

26 August 2026 · 7 min read · 2 sources

India Has Tendered 260 GWh of Storage. It Has Built 2 GWh of Cells.

Wood Mackenzie puts a globally competitive Indian cell industry 10 to 15 years away. A 5 GWh plant runs at minus 10 per cent EBITDA, breakeven needs 10 GWh, and full domestic content would add about 30 per cent to project capex.

26 August 2026 · 9 min read · 3 sources

Turnkey Storage Fell 31 Per Cent to $117/kWh. In America It Is $219.

BloombergNEF and Ember agree on the global average within seven per cent. They also show a three-fold spread between China, Europe and the United States on identical technology — and the gap is not the battery.

26 August 2026 · 8 min read · 4 sources

Battery Storage Overtook Pumped Hydro. It Did Not Do It on Price.

Global capacity passed 250 GW in 2025 and shipments rose about 75 per cent to 421 GWh, with roughly 158 GW forecast for 2026. Batteries beat a cheaper technology by being buildable where the grid actually hurts — and China holds about two-thirds of it.

24 August 2026 · 8 min read · 3 sources

Battery Cell Quotes Now Expire in 14 Days. That Is the Story.

Offer validity has collapsed from about three months to a fortnight since January. Lithium peaked in May and turned down, the 587 Ah cell transition is pulling costs the other way, and cells are under 40 per cent of a turnkey system anyway.

24 August 2026 · 7 min read · 4 sources

Lithium Has Doubled Off Its Low. Here Is What That Adds to a Battery.

Carbonate is back around $21,900 a tonne after bottoming below $14,000. Worked through properly, a doubling of the metal adds roughly ₹450 per kWh — low single-digit per cent on an installed system. The arithmetic, and why the headline misleads.

22 August 2026 · 8 min read · 4 sources

India Put ₹5,400 Crore Behind Grid Storage. What Actually Changed.

Viability Gap Funding widened to 30 GWh, SECI and POWERGRID put record tenders into the market, and a PLI tranche was carved out for grid cells. What that means for the supply chain — and why none of the money is for your factory.

22 August 2026 · 9 min read · 4 sources