ESS Tech launches 1.2-MWh sodium-ion battery system for grid and behind-the-meter use

ESS Tech's new sodium-ion battery product adds to a growing wave of alternative chemistry deployments as utilities and distributed energy customers seek cost-effective, long-duration storage capacity.

First covered Jul 14, 2026 · 9:49 AM PT · 1 article

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21h Utility Dive ESS Tech launches 1.2-MWh sodium-ion battery ‘building block’ system — The announcement marks the latest in a string of sodium battery developments as utilities and customers look for new sources of grid-tied and behind-the-meter…

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pandwsolar.com ESS Tech debuts new sodium-ion battery system for large load applications - Power Wattz Solar | Off Grid Solar Solutions | Battery Backups

pv-magazine-usa.com ESS introduces sodium-ion battery targeted at data centers and other commercial users - pv magazine USA

finance.yahoo.com ESS Tech launches 1.2-MWh sodium-ion battery ‘building block’ system

lasvegassun.com ESS Introduces Bridge™, a Modular Sodium-Ion Battery Energy Storage System for Grid-Scale, Data Center, and Commercial Applications - Las Vegas Sun News

ess-news.com ESS Tech introduces sodium-ion battery for data centers, other commercial users - Energy Storage

Appeared in: 2026-07-15 (#16)

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ESS Tech launches 1.2-MWh sodium-ion battery system for grid and behind-the-meter use

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