Hydrogen-iron flow batteries: How Elestor’s tech works

August 05, 2026 at 11:04 AM
Liam Critchley
Energy-Storage.news Storage_Batteries Batteries & BESS renewables_storage ✓ Processed

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Elestor claims its hydrogen-iron flow battery delivers 75%+ round-trip efficiency, a 20-25 year lifespan, and 15€/kWh capex for long-duration storage.

Elestor claims its hydrogen-iron flow battery delivers 75%+ round-trip efficiency, a 20-25 year lifespan, and 15€/kWh capex for long-duration storage.

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Tags: europe long-duration long-duration energy storage flow battery ldes flow batteries netherlands Features Analysis EnergyStorageEurope hydrogen-iron flow battery
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