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Commercial energy storage systemSungrow

Sungrow STxxxxUX-4H-US

5,015 kWh · 0 kW · Lithium Ion

UL 9540UL 1741 SBCEC listed · Oct 13, 2025
  • Nameplate energy5,015 kWh
  • Continuous power0 kW
  • ChemistryLithium Ion

Overview

CEC Energy Storage System List

STxxxxUX-4H-US: 5,015 kWh nameplate energy; 0 kW continuous; lithium ion.

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

Documents

manufacturer documents

Questions & answers

How much energy does the Sungrow STxxxxUX-4H-US store?

5,015 kWh nameplate, per the California Energy Commission list.

Is the STxxxxUX-4H-US 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.
  2. Sungrow — document library on the manufacturer’s website (links above).