Cellula Robotics Envoy AUV completes 2,023 km fully submerged hydrogen fuel cell mission

Date: 2026-04-24 · Type: capability · Company: Cellula Robotics

Cellula Robotics demonstrated more than 2,000 km of fully submerged endurance with its Envoy AUV powered by a hydrogen fuel cell system.

Cellula Robotics demonstrated more than 2,000 km of fully submerged endurance with its Envoy AUV powered by a hydrogen fuel cell system.
The mission ran for 385 hours and covered 2,023 km underwater.
The vehicle executed more than 4,000 turns and manoeuvres in a non-linear mission profile designed to reflect real subsea operations.