Cali-GrafCali-Graf
For pros Sign in
10 kWh
Battery moduleRNG International

RNG International Renogy X

10 kWh · 9 kW · Lithium Iron Phosphate

UL 1973CEC listed · Apr 11, 2023
  • Nameplate energy10 kWh
  • Continuous power9 kW
  • Warranty10 years
  • ChemistryLithium Iron Phosphate

Overview

CEC Battery List

Renogy X: 10 kWh nameplate energy; 9 kW continuous; lithium iron phosphate; 10 years warranty.

Capacity & power

CEC Battery List

Charging from solar in Southern California

NLR PVWatts v8 · Cali-Graf calculation
CityDecemberJune
Los Angeles3.1 kW1.8 kW
Palmdale2.9 kW1.7 kW
Chula Vista2.7 kW1.9 kW
Huntington Beach2.9 kW2 kW
Riverside3 kW1.8 kW
Santa Clarita2.9 kW1.7 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).

Installation & environment

CEC Battery List · RNG International datasheet

Warranty

CEC Battery List · RNG International datasheet

Safety listings

CEC Battery List

Full specifications

CEC Battery List · RNG International datasheet

Compare with similar batteries

CEC Energy Storage System List
BatteryEnergyContinuous powerChemistryWarrantySoCal permits
SolarEdge Home Battery9.7 kWh5 kWLithium Ion10 years677
Schneider Electric Schneider Boost10 kWh8.1 kWLithium Iron Phosphate10 years—
Schneider Electric Schneider Boost10 kWh8.1 kWLithium Iron Phosphate10 years—
FOXESS ECS4000-H210.7 kWh5.76 kWLithium Iron Phosphate——
FOXESS ECS4000-H314.3 kWh8.64 kWLithium Iron Phosphate——
Enphase Energy ENCHARGE-1010.1 kWh3.84 kWLithium Iron Phosphate10 years197
Same segment, similar capacity; each row from the same sources.

Questions & answers

How much energy does the RNG International Renogy X store?

10 kWh nameplate, per the California Energy Commission list.

What warranty does the Renogy X have?

10 years (datasheet).

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. RNG International — manufacturer datasheet “Renogy X Battery Version 1–Published 02/02/2023”.
  4. NLR (formerly NREL) — PVWatts v8, NSRDB PSM v3 typical-year weather for Los Angeles, Palmdale, Riverside, Santa Clarita, Chula Vista, Huntington Beach.
  5. Cali-Graf calculations — formulas and inputs are shown next to each calculated value (efficiency from area, temperature-corrected voltages, string sizing, energy estimates).