French Navy Upgrades Submarine Fleets With Saft Lithium-Ion Technology

By Georgina Jedikovska · Interesting Engineering · 2026-07-21

Interesting Engineering reports that Naval Group has finalized a contract with French manufacturer Saft to integrate lithium-ion batteries into its Barracuda and Scorpene submarine lines. This shift away from traditional lead-acid systems aims to increase energy density and durat

Interesting Engineering reports that Naval Group has finalized a contract with French manufacturer Saft to integrate lithium-ion batteries into its Barracuda and Scorpene submarine lines. This shift away from traditional lead-acid systems aims to increase energy density and durat