Skip to content
Triumph Horizon
Log in
Batteries glossary

Iron-air battery

Also called iron air

A battery that stores energy by reversibly rusting iron with oxygen from the air. It is very cheap per kilowatt-hour but heavy and inefficient, which suits multi-day grid storage.

Used in these articles

Related terms

Sodium-ion and other chemistries

Related coverage

Subscribers read the desk company and technology reports on the names it covers, including new reports before they are published on datadeep.tech.