UL 9540UL 1741 SBCEC listed · Sep 1, 2020Installed in 23 SoCal permits
Usable energy3.4 kWh
Continuous power1.28 kW
Round trip (AC)89%
Warranty10 years
ChemistryLithium Iron Phosphate
Overview
CEC Energy Storage System List
Encharge 3: 3.4 kWh usable energy; 1.28 kW continuous; lithium iron phosphate; 10 years warranty; named in 23 Southern California permits.
Capacity & power
CEC Energy Storage System List
Nameplate energy (CEC)3.4 kWh
Total energy (datasheet)3.5 kWh
Usable energy3.4 kWh
Rated power (CEC)1.28 kW
Max continuous discharge (CEC)1.28 kW
Continuous power (datasheet)1.28 kW
Peak power1.9 kW 10 seconds
Full-power discharge timeabout 2.6 h at full power
Round-trip efficiency (AC-AC)89%
ChemistryLithium Iron Phosphate
Grid connection240 V
Battery voltage (DC, nominal)67.2 V
How long can it power your home?
Cali-Graf calculation · CEC Energy Storage System List
Average home load
Runtime from full
0.5 kW
≈ 6.7 h
1 kW
≈ 3.4 h
1.28 kW (full continuous power)
≈ 2.6 h
Runtime = 3.4 kWh usable (datasheet) ÷ load. A typical home averages 1–2 kW; air conditioning and EV charging use much more. Inverter and wiring losses shorten it.
Power control (PCS) capableYes
Charging from solar in Southern California
NLR PVWatts v8 · Cali-Graf calculation · CEC Energy Storage System List
City
December
June
Los Angeles
1 kW
0.6 kW
Palmdale
1 kW
0.6 kW
Chula Vista
0.9 kW
0.6 kW
Huntington Beach
1 kW
0.7 kW
Riverside
1 kW
0.6 kW
Santa Clarita
1 kW
0.6 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).
Other standards on datasheetUL 1741, IEEE 1547, UL 9540A, UL 9540, UL 1973, UN 38.3, CSA C22.2
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)
JA12 declaration (Title 24)Yes
JA12 control strategiesBasic Control, TOU Control
CEC noteENCHARGE-3-1P-NA consists of a LiFePO4 cell module, charge controller, four IQ8X-BAT microinverters and supporting electronics on a wall mounting bracket with a cover.
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.
Enphase Energy — document library on the manufacturer’s website (links above).
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.
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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