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Home battery

Great Power SLL03C2-D1P52S1R1-A01

The Great Power SLL03C2-D1P52S1R1-A01 is a home battery from Great Power. It stores 52.25 kWh in Lithium Iron Phosphate cells. Rated AC power 33.96 kW. Listed and verified: UL 1973 and UL 9540. Sold in United States.

Specifications

Capacity
52.25 kWh
Battery chemistry
Lithium Iron Phosphate
Rated AC power
33.96 kW

Backup and savings with the Great Power SLL03C2-D1P52S1R1-A01

With 52.25 kWh of storage, the Great Power SLL03C2-D1P52S1R1-A01 stores daytime solar for the evening and night, and with a backup-capable installation keeps a home running through a power cut. It delivers 33.96 kW of AC power, enough to run heat pumps, ovens and air conditioning alongside the rest of the house.

One full charge covers about 177% of an average US home's daily electricity use of 29.6 kWh.

Its LiFePO4 (lithium iron phosphate) cells are the long-life chemistry of home energy storage: rated for thousands of cycles and more thermally stable than other lithium-ion types.

LoadRuns for about
Essential circuits: fridge, lights, internet, phone charging (about 500 W)3.9 days
An average US home (about 1.23 kW around the clock)38 hours

Estimates. Electricity prices: U.S. Energy Information Administration, average household electricity use.

Product details

Product type
Home battery
Brand
Great Power · China
Category
Home Battery Storage
Sold in
United States
Listed in
California Energy Commission

Models (1)

Model Nominal capacity Usable capacity AC power Certificate
SLL03C2-D1P52S1R1-A01 52.25 kWh 33.96 kVA

Certifications

CertificationMarketStatusReferenceValid until
UL 1973 United States and Canada ✓ Verified 19 October 2026 TUV Rheinland of North America
UL 9540 United States and Canada ✓ Verified 19 October 2026 TUV Rheinland of North America