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AlphaESS inverters and batteries

AlphaESS has 88 models on the Clean Energy Council approved lists as at 23 Sept 2026: 30 inverters, 58 batteries.

AlphaESS battery quotes & rebate

About AlphaESS

Alpha ESS was founded in 2012 and is headquartered in Nantong, China. It makes battery storage for homes, businesses and large-scale projects, and EV chargers. It set up an Australian subsidiary in 2015 and has an office in Chatswood, NSW.

Headquarters
Nantong, China
Founded
2012
Makes
Battery storage, EV chargers

From the company's own published information, checked 3 October 2026: AlphaESS: Company profile · AlphaESS: Contact us

AlphaESS products at a glance

  • 30 current inverter models in 10 series, with AC output from 3 to 50 kW.
  • Warranty stated on the datasheets we hold: 5 years product, 10 years battery performance; 10 years.
  • 58 current battery models in 12 series, with usable capacity from 3.8 to 86.8 kWh.
  • Warranty stated on the datasheets we hold: 5 years product, 10 years battery performance; 10 years; 10 years battery performance.

Worked out from the Clean Energy Council approved lists as at 23 Sept 2026 and the manufacturer datasheets we hold. A summary of what's approved, not a recommendation: ask your installer which model suits your home.

AlphaESS inverters

30 current models · 13 with expired approvals · 12 series · manufacturer links for 4

Compare AlphaESS inverters

  • SMILE

    3 models · 5–10 kW

    SMILE-S5-HV-INV, SMILE-S6-HV-INV, SMILE-T10-HV-INV

  • SMILE B5 series

    1 model · 5 kW

    SMILE-B5

  • SMILE Series

    1 model · 5 kW

    SMILE5-INV

  • SMILE-B5 Series

    SMILE-S5 specs and approved models

    5 models · 5 kW

    SMILE-B5 II, SMILE-B5 III, SMILE-B5 IV, SMILE-B5 V, SMILE-B5 VI

    Nominal output power:
    5000 W
    Battery module:
    5.04 kWh
    Expandable to:
    30.24 kWh
    Chemistry:
    LFP (LiFePO4)
    Warranty:
    5 years product, 10 years battery performance

    Manufacturer datasheetChecked 1 Oct 2026

  • SMILE-G3

    7 models · 3.6–20 kW

    SMILE-G3-S3.6-INV, SMILE-G3-B5-INV, SMILE-G3-S5-INV, SMILE-G3-T5-INV, SMILE-G3-T10-INV, SMILE-G3-T15-INV and 1 more

    Phases:
    Three phase
    Max efficiency:
    97.6%
    Warranty:
    10 years

    Manufacturer datasheetChecked 1 Oct 2026

  • SMILE-M5

    SMILE-M5 specs and approved models

    3 models · 3.6–5 kW

    SMILE-M3.6-S-INV, SMILE-M5-B-INV, SMILE-M5-S-INV

    Nominal output power:
    5000 W
    Phases:
    Single phase
    Battery chemistry:
    LFP (LiFePO4)
    Storage capacity:
    5–20 kWh (5 kWh modules)
    Warranty:
    10 years

    Manufacturer datasheetChecked 1 Oct 2026

  • SMILE-M8/9/10-S

    3 models · 8–10 kW

    SMILE-M8-S-INV, SMILE-M9-S-INV, SMILE-M10-S-INV

  • SMILE-S5

    SMILE-S5 specs and approved models

    1 model · 5 kW

    SMILE-S5 III

    Nominal output power:
    5000 W
    Battery module:
    5.04 kWh
    Expandable to:
    30.24 kWh
    Chemistry:
    LFP (LiFePO4)
    Warranty:
    5 years product, 10 years battery performance

    Manufacturer datasheetChecked 1 Oct 2026

  • Stax

    2 models · 30–50 kW

    M30-INV-AU, M50-INV-AU

  • Storion-SMILE-B3

    6 models · 3 kW

    Storion-SMILE-B3, Storion-SMILE-B3 II, Storion-SMILE-B3 III, Storion-SMILE-B3 IV, Storion-SMILE-B3 V, Storion-SMILE-B3 VI

  • SMILE-B3-PLUS

    6 models · 3 kWAll approvals expired

    SMILE-B3-PLUS, SMILE-B3-PLUS II, SMILE-B3-PLUS III, SMILE-B3-PLUS IV, SMILE-B3-PLUS V, SMILE-B3-PLUS VI

  • SMILE-S

    5 models · 5 kWAll approvals expired

    SMILE-S5, SMILE-S5 II, SMILE-S5 IV, SMILE-S5 V, SMILE-S5 VI

AlphaESS batteries

58 current models · 8 with expired approvals · 14 series · manufacturer links for 5

Compare AlphaESS batteries

  • SMILE

    8 models · 3.8–46.8 kWh

    SMILE-G3-BAT-4.0S, SMILE-BAT-5P, SMILE-BAT-8.2 PH, SMILE-BAT-8.2 PH II, SMILE-BAT-8.2 PH III, SMILE-BAT-8.2 PH IV and 2 more

  • SMILE B5

    1 model · 4.79 kWh

    SMILE-B5

  • SMILE Series

    2 models · 9.07–9.3 kWh

    SMILE-BAT-10.1P, SMILE-BAT-10.3P

  • SMILE-B5

    SMILE-S5 specs and approved models

    5 models · 9.58–28.7 kWh

    SMILE-B5 II, SMILE-B5 III, SMILE-B5 IV, SMILE-B5 V, SMILE-B5 VI

    Nominal output power:
    5000 W
    Battery module:
    5.04 kWh
    Expandable to:
    30.24 kWh
    Chemistry:
    LFP (LiFePO4)
    Warranty:
    5 years product, 10 years battery performance

    Manufacturer datasheetChecked 1 Oct 2026

  • SMILE-BAT

    10 models · 14–75.4 kWh

    SMILE-BAT-14P, SMILE-BAT-15P, SMILE-BAT-14P II, SMILE-BAT-15P II, SMILE-BAT-14P III, SMILE-BAT-15P III and 4 more

  • SMILE-BAT-13.3P

    1 model · 13.3 kWh

    SMILE-BAT-13.3P

  • SMILE-G3

    SMILE-G3 specs and approved models

    6 models · 9.6–57.5 kWh

    SMILE-G3-BAT-10.1P, SMILE-G3-BAT-10.1P II, SMILE-G3-BAT-10.1P III, SMILE-G3-BAT-10.1P IV, SMILE-G3-BAT-10.1P V, SMILE-G3-BAT-10.1P VI

    Nominal capacity:
    10.1 kWh
    Usable capacity:
    9.6 kWh
    Chemistry:
    LFP (LiFePO4)
    Scalability:
    1–6 in parallel (10.1–60.5 kWh)
    Warranty:
    10 years

    Manufacturer datasheetChecked 1 Oct 2026

  • SMILE-G3-BAT

    SMILE-G3-BAT specs and approved models

    6 models · 9.3–55.8 kWh

    SMILE-G3-BAT-9.3S, SMILE-G3-BAT-9.3S II, SMILE-G3-BAT-9.3S III, SMILE-G3-BAT-9.3S IV, SMILE-G3-BAT-9.3S V, SMILE-G3-BAT-9.3S VI

    Nominal capacity:
    9.3 kWh
    Depth of discharge:
    100%
    Chemistry:
    LFP (LiFePO4)
    Scalability:
    Up to 111.6 kWh (1–12 modules)
    Warranty:
    10 years battery performance

    Manufacturer datasheetChecked 1 Oct 2026

  • SMILE-M

    4 models · 14–56 kWh

    SMILE-M-BAT-13.9P, SMILE-M-BAT-13.9P II, SMILE-M-BAT-13.9P III, SMILE-M-BAT-13.9P IV

  • SMILE-M-BAT

    SMILE-M5 specs and approved models

    6 models · 5–30 kWh

    SMILE-M-BAT-5P, SMILE-M-BAT-5P II, SMILE-M-BAT-5P III, SMILE-M-BAT-5P IV, SMILE-M-BAT-5P V, SMILE-M-BAT-5P VI

    Nominal output power:
    5000 W
    Phases:
    Single phase
    Battery chemistry:
    LFP (LiFePO4)
    Storage capacity:
    5–20 kWh (5 kWh modules)
    Warranty:
    10 years

    Manufacturer datasheetChecked 1 Oct 2026

  • SMILE-S5

    SMILE-S5 specs and approved models

    6 models · 4.79–28.7 kWh

    SMILE-S5, SMILE-S5 II, SMILE-S5 III, SMILE-S5 IV, SMILE-S5 V, SMILE-S5 VI

    Nominal output power:
    5000 W
    Battery module:
    5.04 kWh
    Expandable to:
    30.24 kWh
    Chemistry:
    LFP (LiFePO4)
    Warranty:
    5 years product, 10 years battery performance

    Manufacturer datasheetChecked 1 Oct 2026

  • Stax

    4 models · 54.2–86.8 kWh

    M38314-60SNW, M38314-72SNW, M38314-84SNW, M38314-96SNW

  • Residential Series

    1 model · 2.8 kWhAll approvals expired

    M4856-P

  • SMILE-B3-PLUS

    6 models · 4.79–28.7 kWhAll approvals expired

    SMILE-B3-PLUS, SMILE-B3-PLUS II, SMILE-B3-PLUS III, SMILE-B3-PLUS IV, SMILE-B3-PLUS V, SMILE-B3-PLUS VI

Source: Clean Energy Council approved products lists, data as at 23 Sept 2026. Approval means a product meets the standards needed to be installed with government small-scale technology certificates (STCs). It isn't a recommendation, and Energy Quotes doesn't rank products. Check the manufacturer's datasheet and ask your installer before you buy.

Energy Quotes isn't affiliated with AlphaESS. Listing a brand here doesn't mean participating installers sell it — mention it on the quote form and installers will tell you whether they can supply it.

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