RNG International Renogy X

Name: RNG International Renogy X
Brand: RNG International

15 kWh · 10 kW · Lithium Iron Phosphate

UL 1973CEC listed · Apr 11, 2023

Overview

CEC Battery List

Renogy X: 15 kWh nameplate energy; 10 kW continuous; lithium iron phosphate; 10 years warranty.

CEC Battery List

NLR PVWatts v8 · Cali-Graf calculation

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).

CEC Battery List · RNG International datasheet

CEC Battery List · RNG International datasheet

CEC Battery List

CEC Battery List · RNG International datasheet

CEC Energy Storage System List

Battery	Energy	Continuous power	Chemistry	Warranty	SoCal permits
LG Energy Solution RESU 10H Prime	9.6–16 kWh	5 kW	Lithium Ion	—	127
EG4 Electronics WP-16/280-1AWLL	14.3 kWh	10.2 kW	Lithium Iron Phosphate	10 years	5
Schneider Electric Schneider Boost	10 kWh	8.1 kW	Lithium Iron Phosphate	10 years	—
Schneider Electric Schneider Boost	10 kWh	8.1 kW	Lithium Iron Phosphate	10 years	—
EG4 Electronics EG4 WALLMOUNT	14.3 kWh	10.2 kW	Lithium Iron Phosphate	10 years	—
EG4 Electronics EG4 WALLMOUNT	14.3 kWh	10.2 kW	Lithium Iron Phosphate	10 years	—

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

How much energy does the RNG International Renogy X store?

15 kWh nameplate, per the California Energy Commission list.

What warranty does the Renogy X have?

10 years (datasheet).

California Energy Commission — Energy Storage System List, data as of Oct 7, 2026. Manufacturer-reported values confirmed by CEC against certificates.
California Energy Commission — Battery List, data as of Oct 7, 2026.
RNG International — manufacturer datasheet “Renogy X Battery Version 1–Published 02/02/2023”.
NLR (formerly NREL) — PVWatts v8, NSRDB PSM v3 typical-year weather for Los Angeles, Palmdale, Riverside, Santa Clarita, Chula Vista, Huntington Beach.
Cali-Graf calculations — formulas and inputs are shown next to each calculated value (efficiency from area, temperature-corrected voltages, string sizing, energy estimates).