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15.4 kWh
Battery moduleJackery

Jackery GVBA-2C20-xxK4-USA1

15.4 kWh · 12 kW · Lithium Iron Phosphate

UL 1973CEC listed · Feb 3, 2025
  • Nameplate energy15.4 kWh
  • Continuous power12 kW
  • ChemistryLithium Iron Phosphate

Overview

CEC Battery List

GVBA-2C20-xxK4-USA1: 15.4 kWh nameplate energy; 12 kW continuous; lithium iron phosphate.

Capacity & power

CEC Battery List

Charging from solar in Southern California

NLR PVWatts v8 · Cali-Graf calculation
CityDecemberJune
Los Angeles4.8 kW2.8 kW
Palmdale4.4 kW2.6 kW
Chula Vista4.1 kW2.9 kW
Huntington Beach4.5 kW3.1 kW
Riverside4.6 kW2.7 kW
Santa Clarita4.5 kW2.7 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).

Safety listings

CEC Battery List

Compare with similar batteries

CEC Energy Storage System List
BatteryEnergyContinuous powerChemistryWarrantySoCal permits
LG Energy Solution RESU 10H Prime9.6–16 kWh5 kWLithium Ion—127
EG4 Electronics WP-16/280-1AWLL14.3 kWh10.2 kWLithium Iron Phosphate10 years5
Tigo Energy TSB9 kWh3.5–5.2 kWLithium Iron Phosphate11 years2
FOXESS ECS4000-H525 kWh14.4 kWLithium Iron Phosphate—1
Growatt AROHVBattery-US17.8 kWh3.5–5.2 kWLithium Iron Phosphate10 years—
EG4 Electronics EG4 WALLMOUNT14.3 kWh10.2 kWLithium Iron Phosphate10 years—
Same segment, similar capacity; each row from the same sources.

Sources

  1. California Energy Commission — Energy Storage System List, data as of Oct 7, 2026. Manufacturer-reported values confirmed by CEC against certificates.
  2. California Energy Commission — Battery List, data as of Oct 7, 2026.
  3. NLR (formerly NREL) — PVWatts v8, NSRDB PSM v3 typical-year weather for Los Angeles, Palmdale, Riverside, Santa Clarita, Chula Vista, Huntington Beach.
  4. Cali-Graf calculations — formulas and inputs are shown next to each calculated value (efficiency from area, temperature-corrected voltages, string sizing, energy estimates).