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)Yes
CSIP (IEEE 2030.5)No
Anti-islanding method groupsGroup 1 Anti-Island8
JA12 declaration (Title 24)Yes
JA12 control strategiesBasic, TOU, Advanced DR
Last CEC updateSep 21, 2026
Monitor Key Data schedulingYes
Compare with similar batteries
CEC Energy Storage System List
Battery
Energy
Continuous power
Chemistry
Warranty
SoCal permits
Sol-Ark L3 HVR
36.9–55.3 kWh
30–60 kW
Lithium Iron Phosphate
10 years
7
Sol-Ark L3 HV-xxKWH-xxK
36.9–55.3 kWh
30–60 kW
Lithium Iron Phosphate
10 years
—
Same segment, similar capacity; each row from the same sources.
Questions & answers
How much energy does the Lion Energy Sanctuary store?
14.3–85.8 kWh nameplate, per the California Energy Commission list.
Is the Sanctuary UL 9540 certified?
Yes — the CEC list shows UL 9540 certification (certified by sgs).
Who installs the Sanctuary in Southern California?
Building permits name it 1 times. The most active licensed installers are Apollo Home Power LLC.
Sources
California Energy Commission — Energy Storage System List, data as of Oct 7, 2026. Manufacturer-reported values confirmed by CEC against certificates.
NLR (formerly NREL) — PVWatts v8, NSRDB PSM v3 typical-year weather for Los Angeles, Palmdale, Riverside, Santa Clarita, Chula Vista, Huntington Beach.
Building permits — Southern California permit portals. Equipment matched from permit descriptions.
Contractors State License Board — License Master (contractor names and license status), as of Oct 5, 2026.
Cali-Graf calculations — formulas and inputs are shown next to each calculated value (efficiency from area, temperature-corrected voltages, string sizing, energy estimates).
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