ESS adds 8.5 GWh of sodium-ion to its battery storage portfolio
AI Analysis
Summary
<div class="feat-image"><img src="https://electrek.co/wp-content/uploads/sites/3/2026/05/ESS-sodium-ion-battery-storage.jpg?quality=82&strip=all&w=1600" /></div><p><a href="https://essinc.com/" rel="noreferrer noopener" target="_blank">ESS</a> is moving beyond its long-duration energy storage roots into the crowded short- and medium-duration battery storage market – but not with lithium.</p> <a class="more-link" href="https://electrek.co/2026/05/06/ess-adds-8-5-gwh-of-sodium-ion-to-its-battery-storage-portfolio/#more-466226">more…</a>
<div class="feat-image"><img src="https://electrek.co/wp-content/uploads/sites/3/2026/05/ESS-sodium-ion-battery-storage.jpg?quality=82&strip=all&w=1600" /></div><p><a href="https://essinc.com/" rel="noreferrer noopener" target="_blank">ESS</a> is moving beyond its long-duration energy storage roots into the crowded short- and medium-duration battery storage market – but not with lithium.</p>
<a class="more-link" href="https://electrek.co/2026/05/06/ess-adds-8-5-gwh-of-sodium-ion-to-its-battery-storage-portfolio/#more-466226">more…</a>