Cali-Graf in Southern California

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100–130 kWh

Commercial energy storage systemEPC Energy

EPC Energy Exxxxx-Dxxxxx

100–130 kWh · 30–60 kW · Lithium Iron Phosphate · direct PV input · 3 configurations

UL 9540UL 1741 SBCEC listed · Oct 11, 2024

Nameplate energy100–130 kWh
Continuous power30–60 kW
ChemistryLithium Iron Phosphate

Overview

CEC Energy Storage System List

Exxxxx-Dxxxxx: 100–130 kWh nameplate energy; 30–60 kW continuous; lithium iron phosphate; accepts solar panels directly (DC-coupled).

Models & configurations

CEC Energy Storage System List · 3 listings

Model	Energy	Power	Grid voltage	Round trip	CEC listed
E30100-D90	100 kWh	30 kW	480 V	—	Oct 11, 2024
E30130-D135	130 kWh	30 kW	480 V	—	Oct 11, 2024
E60130-D135	130 kWh	60 kW	480 V	—	Oct 11, 2024

Capacity & power

CEC Energy Storage System List

Nameplate energy (CEC)100–130 kWh
Rated power (CEC)30–60 kW
Max continuous discharge (CEC)30–60 kW
Full-power discharge timeabout 2.2 h at full power
ChemistryLithium Iron Phosphate
Grid connection480 V

Safety listings

CEC Energy Storage System List

UL 9540 (energy storage system)Certified by Intertek
Certificate date & editionJul 23, 2026 · Ed. 3 : 2023

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

UL 1741 SB (IEEE 1547-2018)Yes
UL 1741 SA (Rule 21)No
CSIP (IEEE 2030.5)Yes (with conditions)
JA12 declaration (Title 24)No
Last CEC updateSep 11, 2026
Monitor Key Data schedulingNo

Questions & answers

How much energy does the EPC Energy Exxxxx-Dxxxxx store?

100–130 kWh nameplate, per the California Energy Commission list.

Is the Exxxxx-Dxxxxx UL 9540 certified?

Yes — the CEC list shows UL 9540 certification (certified by intertek).

Sources

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