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Product specifications, pricing, and availability are subject to change without notice. We make no warranties regarding product performance, longevity, or suitability for your specific needs.
Always verify specifications with the manufacturer and installer before purchase. Warranty terms are set by manufacturers and may have conditions not disclosed here. Battery performance degrades over time.
9.0
Years in AU Market
52
CEC-Listed Batteries
36
CEC-Listed Inverters
Yes
AU Office
Not verified
Local Support
Data from CEC product listings, public regulatory records and verified manufacturer details. Office and support presence shows as "Not verified" until confirmed.
Manufacturer profile
Battery Manufacturer · 9.0 years in Australia
Years in AU Market
52 batteries · 36 inverters
Alpha ESS, founded in 2012 in Nanjing, China, focuses exclusively on energy storage solutions, differentiating from companies that treat storage as a secondary product line. The company has grown rapidly, establishing presence in over 90 countries with particular strength in the Australian residential market since 2017.
Alpha ESS offers the SMILE series of all-in-one battery systems, combining battery and inverter in a single unit with LFP chemistry for safety and longevity. The systems are designed for straightforward installation and backup capability. The company's AlphaCloud monitoring platform provides real-time energy data and system control.
With a dedicated Sydney office and Australian-based support, Alpha ESS maintains local presence and service capability. The focus on residential storage means the company invests in features relevant to homeowners, including backup functionality, monitoring, and system expandability. Alpha ESS targets those seeking a specialist storage provider with local support.
2012
Founded
2017
AU Entry
~1,000
Employees
Local support confirmed
9.0 years in Australian market
52
CEC batteries
9.0
Years in market
84
Active listings
Inverters since 2022 · Panels since 2024
Based on 53 models from Alpha ESS
Avg product warranty
10 years
Warranty range
10 years
Models with warranty terms
53 of 53
Local warranty support not yet verified
We have not verified this brand's Australian warranty channels. Confirm the claim process with the manufacturer or your installer.
From the Clean Energy Council approved-product register
84
Active CEC listings
Currently approved
4
Delisted
Expired or removed from the register
21.9 kWh
Avg. battery capacity
Across 53 models
9 years in the Australian market
Alpha ESS on the CEC register, from Australian market entry to now
Entered Australian market
Market entry year sourced from CEC Battery Approvals.
SMILE Series CEC Approved
Battery range receives Clean Energy Council certification
SMILE5 Battery System Launch
All-in-one 5kWh energy storage system launched in Australia
Alpha ESS Australia ABN Registered
Chinese energy storage specialist establishes Australian operations
SMILE-B3 Modular Battery Launch
Modular 2.9kWh battery module for scalable storage
SMILE-T10 Three-Phase Launch
10kW three-phase hybrid inverter with battery storage
Perth Support Office Established
Local technical support office opened in Western Australia
SMILE-G3 Series CEC Approved
Third generation products receive CEC certification
Warranty Extended to 10 Years
Standard warranty increased to 10 years on all battery products
VPP Partnership Announced
Partnership with energy retailers for virtual power plant participation
🔋 First CEC-Approved Battery
BATAlpha ESS entered the Australian battery market with M4856-P.
First CEC Approval
Received initial Clean Energy Council certification.
⚡ First CEC-Approved Inverter
INVAlpha ESS entered Australian inverter market with SMILE-S5-HV-INV (AS4777-2 2020).
Certified Installer Network Expanded
Over 200 certified installers across Australia
Storion ECO Series Launch
New residential battery line with improved efficiency
⚡ 5 Inverter Models Listed
INVInverter range expanded to 5 CEC-approved models.
BlackPower Series Launch
High-capacity commercial and residential battery range
⚡ 20 Inverter Models Listed
INVInverter range expanded to 20 CEC-approved models.
🔋 M4856-P Delisted
BATBattery removed from CEC approved list.
🔋 SMILE-BAT-10.3P Delisted
BATBattery removed from CEC approved list.
🔋 25 Battery Listings
BATBattery range expanded to 25 CEC-approved listings.
+5 more
🔋 50 Battery Listings
BATBattery range expanded to 50 CEC-approved listings.
108
Listed products
84
Currently active
4
Delisted
9 yrs
Years in AU market
Batteries
50 active, 2 delisted
Inverters
34 active, 2 delisted
Panels
0 active
Alpha ESS models grouped into their product series — open a series to compare every capacity or power variant side by side.
51 CEC-approved batteries, 2 expired listings · grouped into 22 series · showing first 50 of 53
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
SMILE-G3-BAT-4.0S
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
Rather than naming favourites, apply two tests: has the brand been popular in the Australian market for 5+ years, and has it done so with no recalls or safety issues? Tenure plus a clean record beats marketing claims. Check recall history on our risk-alerts page and tenure on each manufacturer profile, and verify warranty support and local service availability before you buy — particularly for brands newer to the Australian market.
Start with the two tools on this site: the ACCC-sourced recall list on our risk-alerts page, and each brand's manufacturer profile showing years in the Australian market and CEC listing history. A note on delistings — an expired CEC listing is not automatically a red flag. Regulations change and products get relisted with minor updates, and old models are routinely retired when new ones launch. A safety removal is different from an expiry. The pattern that matters: if a manufacturer hasn't renewed or listed anything for a few years, it's safe to say they're no longer present in the market.
Most home batteries sold in Australia are made in China — including products from the biggest global brands — so 'Chinese-made' tells you very little on its own. Quality tracks the cells and the warranty, not the country: the best cells carry warranties up to 10,000+ cycles, while cheaper packs are warranted for far fewer. That's usually how the pricing works — a lower price per kWh can mean a shorter warranted life and faster degradation. Popular Chinese-made brands in the WA market include Sigenergy, Sungrow, GoodWe, Growatt, Sofar, FoxESS, and iStore. Very few brands can claim non-Chinese ownership (and manufacturing origin is hard to verify) — US-owned Tesla and Austrian-owned Fronius are the main ones still available here.
Six questions, two minutes. We'll match you with SAA-accredited Perth installers who quote based on your actual usage.
Installed price range
$2,520 – $51,750
53 models with pricing · 22 verified
~$1038/kWh average
Premium positioning
Up to $5,011 in rebates
WA Battery Scheme + Federal STCs (10 kWh system)
*Prices are installed estimates including GST, excluding rebates. Actual quotes may vary.
