US sodium-ion (Na-ion) battery technology company Unigrid has begun international shipments of its proprietary sodium cobalt oxide (NCO) cathode cells at commercial volume.

BESS Large-Scale Fire Testing (LSFT) has been adopted as part of best practice thinking on safety validation, with at least a dozen companies announcing tests and results and many more expected going forward. It becomes mandatory in the 2026 edition of NFPA 855.

EVLO’s battery energy storage system (BESS) solution has been recertified for the UL9540 standard ahead of deployments for US utility Dominion Energy in Virginia.

Wärtsilä has carried out more large-scale fire tests on its battery storage units, which the system integrator claimed closely resemble real-life ‘worst-case scenario’ conditions.

The American Clean Power Association (ACP) has launched a new guide aimed at helping first responders understand and deal with battery storage safety incidents.

New York governor Kathy Hochul has responded to concerns about energy storage fires with a new Inter-Agency Fire Safety Working Group.

More and more Authorities Having Jurisdiction (AHJ) over where energy storage systems get built are requiring battery storage projects to have active means of protection against potential explosion.

A roundup of news in brief from around the world in energy storage, with Honeywell, Wärtsilä and Iberdrola.

Wärtsilä’s battery energy storage system (BESS) product Gridsolv Quantum has achieved the “best possible outcome” in UL9540A testing.

Energy storage’s incredible versatility and usefulness can’t be fully unleashed without a comprehensive approach to fire safety.