10 kWh

Home battery systemEnphase Energy

Enphase Energy IQ Battery 10C

10 kWh · 7.08 kW · Lithium Iron Phosphate

UL 9540UL 1741 SBCEC listed · May 21, 2025Installed in 118 SoCal permits

Nameplate energy10 kWh
Continuous power7.08 kW
Round trip (AC)90%
ChemistryLithium Iron Phosphate

Overview

CEC Energy Storage System List

IQ Battery 10C: 10 kWh nameplate energy; 7.08 kW continuous; lithium iron phosphate; named in 118 Southern California permits.

Capacity & power

CEC Energy Storage System List

Nameplate energy (CEC)10 kWh
Rated power (CEC)7.08 kW
Max continuous discharge (CEC)7.08 kW
Full-power discharge timeabout 1.4 h at full power
Round-trip efficiency (AC-AC)90%
ChemistryLithium Iron Phosphate
Grid connection240 V

Charging from solar in Southern California

NLR PVWatts v8 · Cali-Graf calculation · CEC Energy Storage System List

City	December	June
Los Angeles	3.1 kW	1.8 kW
Palmdale	2.9 kW	1.7 kW
Chula Vista	2.7 kW	1.9 kW
Huntington Beach	2.9 kW	2 kW
Riverside	3 kW	1.8 kW
Santa Clarita	2.9 kW	1.7 kW

Solar array size that refills the battery from empty in one average day, before the home uses any of it (NLR PVWatts v8, 20° south roof).

Direct PV inputNo

Inverter & compatible equipment

CEC Energy Storage System List

Integrated inverterIQBATTERY-10C-1P-NA {240V}
Inverter CEC weighted efficiency96%
Inverter continuous output (CEC-measured)7.08 kW
Accepts solar input (hybrid)No
Rated AC power (SAM)7.1 kW
Direct PV inputNo

Safety listings

CEC Energy Storage System List

UL 9540 (energy storage system)Certified by Intertek
Certificate date & editionJun 25, 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)Yes
CSIP (IEEE 2030.5)Yes (with conditions)
Anti-islanding method groupsGroup 1 Anti-Island8
JA12 declaration (Title 24)Yes
JA12 control strategiesBasic, TOU
Last CEC updateSep 11, 2026
Monitor Key Data schedulingYes

Installs in Southern California

building permits

118

Permits name it

Jun 2025 – Sep 2026

Jurisdictions so far

LA County (unincorp.) (70), Palmdale (33), Chula Vista (13), Huntingto

Units per install

median of 108 permits

Permits over time

Installed together with

Enphase IQ8HC

Qcells Q.PEAK DUO

Qcells Q.TRON

Enphase IQ8X

REC Alpha Pure-RX

Enphase IQ8H

Top ZIP codes

ZIP 9355014
ZIP 9100113
ZIP 9355211
ZIP 935519
ZIP 902905
ZIP 917454
ZIP 913814
ZIP 913904
Other ZIP codes15

Only installer and ZIP level is shown — no homeowner names, street addresses or permit numbers. Permits from LA County (unincorp.) come without a contractor license, so they count toward totals but not toward installers. Counts grow as more permit portals are loaded.

Who installs IQ Battery 10C

building permits · CSLB License Master

Better Earth Electric Inc

Cerritos · CSLB #1024460

17 installsOct 2025 – Sep 2026Palmdale

Exo Energy Inc

San Marcos · CSLB #1063308

6 installsApr 2026 – Sep 2026Palmdale, Chula Vista

Vibe Solar

Lancaster · CSLB #1036012

6 installsNov 2025 – Aug 2026Palmdale

Powur Home Construction

Albuquerque · CSLB #1060243

3 installsJul 2026 – Aug 2026Chula Vista, Palmdale

Stellar Solar Electric

Oceanside · CSLB #749095

3 installsMar 2026 – Jun 2026Chula Vista

1320 Electric

Riverside · CSLB #1106327

1 installJun 2026Palmdale

All Solar

Long Beach · CSLB #964957

1 installOct 2025Huntington Beach

Baker Home Energy

Escondido · CSLB #858088

1 installMay 2026Chula Vista

Empower Home Services

Clovis · CSLB #1057693

1 installJul 2026Palmdale

Glass Range Solar Inc

Pomona · CSLB #1013452

1 installDec 2025Palmdale

Green Additions Inc

Los Angeles · CSLB #1127392

1 installDec 2025Palmdale

Green Choice Energy Inc

Oceanside · CSLB #1045923

1 installJul 2026Chula Vista

Lgcy Electric

Lehi · CSLB #1099095

1 installJun 2026Chula Vista

Preman A Roofing Inc

San Diego · CSLB #764917

1 installApr 2026Chula Vista

Semper Solaris

El Cajon · CSLB #978152

1 installAug 2026Chula Vista

and 2 more licensed installers

Compare with similar batteries

CEC Energy Storage System List

Battery	Energy	Continuous power	Chemistry	Warranty	SoCal permits
Enphase Energy ENCHARGE-10	10.1 kWh	3.84 kW	Lithium Iron Phosphate	10 years	197
Enphase Energy ENCHARGE-10T	10.1 kWh	3.84 kW	Lithium Iron Phosphate	15 years	105
Enphase Energy Q Battery 10C	10 kWh	7.08 kW	Lithium Iron Phosphate	—	—
Villara Energy Systems VillaGrid	5.8–11.5 kWh	8 kW	Lithium Titanate Oxide	20 years	—
SolarEdge Home Battery	9.7 kWh	5 kW	Lithium Ion	10 years	677
Schneider Electric Schneider Boost	10 kWh	8.1 kW	Lithium Iron Phosphate	10 years	—

Same segment, similar capacity; each row from the same sources.

Documents

Questions & answers

How much energy does the Enphase Energy IQ Battery 10C store?

10 kWh nameplate, per the California Energy Commission list.

Is the IQ Battery 10C UL 9540 certified?

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

Who installs the IQ Battery 10C in Southern California?

Building permits name it 118 times. The most active licensed installers are Better Earth Electric Inc, Exo Energy Inc, Vibe Solar.

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).