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Alpha ESS · manufacturer profile
Battery manufacturer · in Australia since 2017
Sources: installer quotes (estimates) and the CEC register. Specifications and pricing change. Confirm them with the manufacturer. Quotes vary.
The short version: most battery brands are inverter or panel companies that added storage. Alpha ESS inverted the model — storage is the whole business, and the SMILE range is built accordingly: all-in-one units where the battery, hybrid inverter and management software ship as one decision. It won't win a spec-sheet drag race, and it isn't trying to. It's the "one box, one warranty, one phone number" brand — with a real Australian support presence behind the phone number.
We don't sell it. We compare it; installers quote the actual price.
The residential range is the SMILE all-in-one line — battery, hybrid inverter and management software as a single decision:
AlphaCloud handles the monitoring and scheduling. Chemistry is LFP throughout, with the standard 10-year warranty.
The SMILE systems are VPP-capable and SSL-eligible, which keeps the WA Residential Battery Scheme in play — $130 per kWh of usable capacity up to $1,300. Note the scheme's 5 kWh minimum: the entry-level B5's usable capacity sits right at the floor, so confirm the usable figure on the exact model quoted before counting the rebate. The 10 kWh SMILE-B5 lands right on the 10 kWh cap — the arithmetically tidy choice. Its time-of-use scheduling also suits Synergy's ToU plans for households on them.
LFP handles Perth heat; indoor or protected mounting remains the kind placement.
The integrated inverter is the ceiling — larger solar arrays outgrow it, and then you're specifying around the all-in-one's defining feature. Modularity is real but bounded — a SMILE grows within its family; it doesn't scale like the big modular towers. And the badge carries less resale shorthand than the household names — you're buying the product, not the logo.
First-time storage buyers and smaller households get the strongest case: one unit, one decision, Australian support, rebate intact. The larger SMILE-B5 configurations extend that to mid-size homes that want backup and off-grid headroom without component shopping. If your roof or ambitions are bigger, the modular systems in our battery comparisons are where to look next.
Alpha ESS targets clean, cost-effective installs across AIO and DC stacks. It's often chosen when you want the features that matter — backup, usable capacity, decent apps — without chasing premium price tags.
Check surge power and warranty PDFs for your exact SKU.
Each product type at a glance. The full lists, grouped by series, are below.
Installed price, estimates$2,520 to $43,110~$1,041/kWh average
We haven't reviewed Alpha ESS inverters in depth yet. We don't hold pricing, warranty terms or a series review for them, so confirm those with your installer. Compare inverters from other brands
Pick a type to open its full list, grouped by series.
Grouped by series. Open a series for each variant, or a model for full specs.
47 CEC-approved batteries, 9 not currently listed · grouped into 22 series · showing first 50 of 56
SMILE-BAT-10.1P
SMILE-BAT-13.3P
SMILE-BAT-14P
SMILE-BAT-14P II
SMILE-BAT-14P III
SMILE-BAT-15P
SMILE-BAT-15P II
SMILE-BAT-15P III
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
SMILE-BAT-8.2 PH V
SMILE-BAT-8.2 PH VI
SMILE-BAT-10.3P
Based on manufacturer specifications and CEC-approved configurations. Always confirm system design with your installer.
Grouped by series. Open a series for each variant, or a model for full specs.
35 CEC-approved inverters, 8 not currently listed · grouped into 43 series
What we have verified about Alpha ESS in Australia, and what we haven't.
Alpha ESS has sold in Australia since 2017. Here is what has happened on the CEC register since then.
Each block is one register event. Tap a year to see its events in the list below.
Entered Australian market
Market entry year sourced from CEC Battery Approvals.
⚡ First CEC-Approved Inverter
Alpha ESS entered Australian inverter market with SMILE-S5-HV-INV (AS4777-2 2020).
First CEC Approval
Received initial Clean Energy Council certification.
🔋 First CEC-Approved Battery
Alpha ESS entered the Australian battery market with M4856-P.
⚡ 20 Inverter Models Listed
Inverter range expanded to 20 CEC-approved models.
🔋 50 Battery Listings
Battery range expanded to 50 CEC-approved listings.
Alpha ESS is headquartered in Nanjing, China and was founded in 2012. Its products are sold in Australia through CEC-accredited installers.
Yes. Alpha ESS entered the Australian market in 2017, and its products are installed across Perth and Western Australia by SAA-accredited installers. Confirm local support and warranty handling with your installer before you buy.
Alpha ESS has held Clean Energy Council approved-product listings since 2017. CEC approval is a baseline safety and quality check, and rebates are only paid on approved products.
Alpha ESS's home batteries use LFP cells. LFP (lithium iron phosphate) is the most common residential chemistry in WA for its long cycle life and stability in Perth's heat.
WA's rebate ($130/kWh, up to $1,300) depends on the system pairing with a Synergy-approved (SSL) inverter. Eligibility is set by the inverter, not the battery brand. Whether a given Alpha ESS system qualifies depends on the inverter it's installed with, so confirm the pairing with your installer.
We list 47 CEC-approved Alpha ESS battery models with specs, indicative pricing and warranty detail. Compare them against other brands to find the best fit for your Perth home.
Alpha ESS has 35 CEC-approved inverter models from 3–50 kW (single and three phase). Compare them against other brands by size, phase and battery compatibility.
Alpha ESS's 35 inverter models include 21 hybrid and 14 battery inverters, which connect a home battery directly. Confirm which batteries each model supports with your installer.
Two modular systems Perth buyers often shortlist together, compared spec by spec.
Synergy customers get $130/kWh back, capped at $1,300.
A 10 kWh usable LFP tower that stacks in 5 kWh modules, with a 10-year warranty.
Get a quote from an installer from our network that covers your area. You choose whether to act on it. No obligation.
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.
