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800 kWh
Commercial energy storage systemLithion Battery

Lithion Battery GridBox

800 kWh · 250 kW · Lithium Iron Phosphate

UL 9540UL 1741 SBCEC listed · Feb 21, 2024
  • Nameplate energy800 kWh
  • Continuous power250 kW
  • Round trip (AC)88%
  • ChemistryLithium Iron Phosphate

Overview

CEC Energy Storage System List

GridBox: 800 kWh nameplate energy; 250 kW continuous; lithium iron phosphate.

Capacity & power

CEC Energy Storage System List

Safety listings

CEC Energy Storage System List
UL 9540 certifies the whole storage system; UL 9540A is the fire-propagation test that fire codes ask for indoors and near walls.

California grid & code compliance

CEC Energy Storage System List

Questions & answers

How much energy does the Lithion Battery GridBox store?

800 kWh nameplate, per the California Energy Commission list.

Is the GridBox UL 9540 certified?

Yes — the CEC list shows UL 9540 certification (certified by tuv rheinland of north america).

Sources

  1. California Energy Commission — Energy Storage System List, data as of Oct 7, 2026. Manufacturer-reported values confirmed by CEC against certificates.