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Alpha ESS SMILE-B3-PLUS SMILE-B3-PLUS: WA installer quotes
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Battery · Alpha ESS

Alpha ESS SMILE-B3-PLUS SMILE-B3-PLUS (AS4777-2 2020)

Usable capacity
4.79 kWh
Nominal capacity
5.04 kWh
Continuous power
3 kW
Peak power
3 kW

Capacity & power

Usable capacityⓘ
4.79 kWh
Nominal capacity
5.04 kWh
Continuous power
3 kW
Peak power
3 kW

Warranty

Warranty period
5 years

Chemistry & performance

Cycle life
6,000 cycles
Round-trip efficiencyⓘ
95%
Depth of discharge
95%

Capabilities

VPP ready
Yes
Backup capable
Yes
Expandable
Yes

Documents & provenance

Datasheet
PDF
Warranty document
PDF
Specs verified
Verified 2026-05-28

Documents

  • Datasheet
  • Warranty document
  • Installation manual

Specs verified 2026-05-28

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About Alpha ESS

Where the maker comes from, who owns it, and its warranty support.

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