In this deep-dive, we go through and analyse all of the technical features and claims of CATL’s new sodium-ion grid-scale BESS product, including its ‘millisecond-level self-healing’.

CATL’s energy storage division represented 19.23% of the Chinese battery manufacturer’s total revenue in the first half of 2026.

ESS Tech Inc is deploying sodium-ion BESS in the US with Juniper Energy, while CATL deploys its sodium-ion technology in Eastern Europe with Solarpro.

UAE state-owned IPP Masdar has reached financial close on what it has claimed is the world’s “first gigascale 24/7 renewable energy project”.

System integrator Alfen and battery company CATL have struck a 5GWh partnership for sodium-ion BESS deployments in Europe.

We analyse recent details that have emerged on battery OEM CATL’s zero-degradation BESS technology, which was first announced two years ago.

System integrator HyperStrong will deploy sodium-ion BESS first in its home market of China, before bringing a product to the international markets, its president of technology said.

EnBW and VPI have launched construction on large-scale BESS projects in Germany, while Elements Green and Eku Energy have agreed supply and acquisition deals respectively for separate 400MW/1,600MWh projects.

Executives from lithium-ion battery and BESS manufacturer CATL discussed sodium-ion technology at Smarter E Europe today.

CATL held the global launch of its large-scale sodium-ion BESS yesterday, unveiling a 30MWh+ module which it will ship outside China from next year.