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Alpha ESS SMILE-B5 SMILE-B5 II: WA installer quotes & fit
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Battery · Alpha ESS

Alpha ESS SMILE-B5 SMILE-B5 II (AS4777-2 2020)

CEC approved · Mar 2026

Pairs with an inverter on Synergy's list
Usable capacity
9.58 kWh
Nominal capacity
10.08 kWh
Warranty period
5 years

Capacity & power

Usable capacityⓘ
9.58 kWh
Nominal capacity
10.08 kWh

Warranty

Warranty period
5 years

Chemistry & performance

Chemistry
LFP

WA eligibility

Synergy's list
Pairs with an inverter on Synergy's list

Documents & provenance

Datasheet
PDF
Warranty document
PDF
Specs verified
Verified 2026-09-10

Documents

  • Datasheet
  • Warranty document
  • Installation manual
  • User manual

Specs verified 2026-09-10

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About Alpha ESS

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

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