SolaX Power A1-ESS-Fit

The SolaX Power A1-ESS-Fit is a home battery from SolaX Power. It stores 4.5 kWh in Lithium Iron Phosphate cells. Rated AC power 6 kW. Listed and verified: UL 9540. Sold in United States.

Specifications

Capacity: 4.5 kWh
Battery chemistry: Lithium Iron Phosphate
Rated AC power: 6 kW

Product details

Product type: Home battery
Brand: SolaX 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
A1-ESS-Fit	4.5 kWh		6 kVA

Certifications

Certification	Market	Status	Reference	Valid until
UL 9540	United States and Canada	✓ Verified 19 October 2026	CSA Group

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