Firestorm Labs' xCell platform prints 1,000+ parts aboard USS Essex in two-week transit ahead of RIMPAC 2026

Firestorm Labs' xCell containerized manufacturing platform produced more than 1,000 parts aboard the amphibious assault ship USS Essex during a two-week transit ahead of RIMPAC 2026, the biennial multinational naval exercise in the Indo-Pacific. The San Diego company, founded in 2022, ran the shipping-container-sized unit as an embedded production cell underway rather than staging a dockside demo. The deployment is a named U.S. Navy customer engagement for expeditionary additive manufacturing, an area that has drawn political attention but few disclosed at-sea production figures. Firestorm Labs did not disclose the specific parts, materials, or crew training involved.

The transit follows Firestorm Labs' $82M Series B in May 2026, earmarked to scale xCell for Indo-Pacific theater deployment; the USS Essex run is the first field evidence of that plan. The harder test for containerized units is sustaining output aboard a moving vessel, where power draw, vibration, and part qualification are less controlled than in a fixed depot. AM Pulse's index lists Firestorm Labs as an active hardware-stage company; our patent linkage carries zero active records, a name-matching gap that undercounts subsidiaries and transliterated filings rather than confirming an absence of IP. A single transit shows feasibility; recurring deployments across multiple ships would be the stronger signal of an operational capability.