Solar Battery Canberra: The 6 Best Installers (2026)

A solar battery in Canberra costs roughly $11,000 to $15,000 installed before discounts, and the federal Cheaper Home Batteries Program takes about $3,460 to $3,640 off a 13.5 kWh battery installed by 31 December 2026, as at November 2026. The ACT adds a 3 per cent Sustainable Household Scheme loan of up to $20,000 but no cash rebate. This guide compares six installers that fit batteries across the ACT and Queanbeyan.

The six are ECG Electrical, SunStak, SolarHub, Huglo Solar, SunBuilt Solar and Solargain Canberra. This is independent desk research using company websites, SolarQuotes and Google rating data, and ACT, Evoenergy and federal program pages. We did not contact any company, request quotes or accept payment for inclusion.

Key facts

• As at 12 November 2026, the federal Cheaper Home Batteries Program gives 6.8 certificates per usable kWh on batteries installed by 31 December 2026, and the factor falls to 5.7 on 1 January 2027.
• The ACT Sustainable Household Scheme lends eligible households $2,000 to $20,000 at 3 per cent over up to 10 years for batteries, but it has not funded rooftop solar since 1 July 2025.
• There is no ACT Government battery rebate in November 2026, because the Next Gen Energy Storage Program closed after reaching its target of 5,000 batteries.
• Evoenergy, the ACT network, applies a 5 kVA per phase export limit to all residential solar, and the installer must submit a Special Connection Request through its DER Portal before work starts.
• ECG Electrical publishes a 12 year workmanship guarantee and Huglo Solar a 10 year workmanship warranty, the two longest we found published among the six installers in November 2026.
• Among the six, the Google rating range is 4.3 stars (Solargain Canberra, about 53 reviews) to 4.9 stars (ECG Electrical, about 384 reviews, and SunBuilt Solar, about 129), as at November 2026.

Quick winners

• Best Overall: ECG Electrical (highest combined ratings and the longest published workmanship guarantee)
• Best for Tesla Powerwall: SunStak
• Best Established Local Volume Installer: SolarHub
• Best for Brand Choice and Employed Crews: Huglo Solar
• Best for Sigenergy Systems: SunBuilt Solar
• Best National Backing: Solargain Canberra

Comparison table

This table compares the six installers on published battery brands, workmanship warranty and review ratings, checked in November 2026. Google figures are from Google Maps listings and SolarQuotes figures from each company’s SolarQuotes page, both rounded.

How battery incentives work in Canberra (November 2026)

Federal discount. The Cheaper Home Batteries Program is a federal discount paid through small-scale technology certificates (STCs). The installer creates the certificates and takes their value off your invoice. For batteries installed from 1 May to 31 December 2026 the factor is 6.8 certificates per usable kWh on the first 14 kWh, 60 per cent of that from 14 to 28 kWh and 15 per cent from 28 to 50 kWh. On 1 January 2027 the factor falls to 5.7, which cuts roughly $570 to $600 from a 13.5 kWh battery. Source: DCCEEW.

ACT loan, not a rebate. The Sustainable Household Scheme lends $2,000 to $20,000 at 3 per cent for batteries, with a Brighte-accredited supplier, a free workshop and a land value test. Borrowing $9,500 over 10 years costs about $92 a month, our own estimate rather than a lender quote. Concession card holders can also use the Home Energy Support Program, but it excludes batteries. The full rules are in our ACT solar rebate guide. Queanbeyan homes are in NSW, so the ACT loan does not apply to them; see our state battery rebate guide for the NSW position.

Evoenergy connection rules. Evoenergy says your installer must lodge a Special Connection Request through its DER Portal, and you should ask for the Evoenergy approval letter before installation begins. A 5 kVA per phase export limit applies to residential solar, and inverters must be tested at least once every five years. Evoenergy also asks you to check that your installer is accredited with Solar Accreditation Australia. Source: Evoenergy.

What a battery costs in Canberra after the discount

Published installed prices for Canberra installers are scarce, so this table uses national published ranges from our price guides, checked in November 2026. A 13.5 kWh battery installed in Canberra by 31 December 2026 should land at the lower or middle part of these ranges.

Backup gateways, three phase supply and switchboard upgrades add cost. Our battery cost guide explains what moves the number.

Best Overall: ECG Electrical

ECG Electrical is a family-owned Canberra electrical and solar business with the strongest combination of volume, ratings and published warranty among these six. It says its in-house teams install solar, batteries and home electrification across the ACT, NSW and the Sunshine Coast.

Pros

• 12 year workmanship guarantee published on its SolarQuotes profile
• 4.8 stars from 343 SolarQuotes ratings, with installation and customer service sub-scores of 4.9, as at November 2026
• Several battery brands: SolarQuotes lists Sigenergy, SolarEdge, Sungrow and Tesla Powerwall 2 and 3 as currently installed

Cons

• ABN records on SolarQuotes show it trading since February 2018, so the 12 year guarantee is longer than its history
• Now spread across the ACT, NSW and Queensland, which may stretch crews in busy periods
• One November 2026 SolarQuotes reviewer felt the job was rushed at the end and needed tidying, a minority view

Get a quote at ecgelectrical.com, or browse all ACT installers in our directory.

Key facts. 4.9 stars from roughly 384 Google reviews (Maps listing, November 2026). Office at Mitchell. Says it optimises batteries with Evergen software.

Why we selected them. Of the six, ECG has the most reviews on both platforms without a drop in rating, plus the longest warranty it publishes.

Products and brands offered. Sigenergy, SolarEdge, Sungrow and Tesla batteries per SolarQuotes; Fronius, GoodWe and Sigenergy inverters. Our Sigenergy SigenStor review covers the most common pairing.

Installation quality and reputation. Reviews describe punctual, tidy crews; the company says installation teams are its own.

Pricing and value. SolarQuotes reviewers tagged ECG battery jobs with cost bands of $10,000 to $12,500 and $12,500 to $15,000 in October 2026. These are reviewer-reported, not quotes.

Warranty and after-sales support. The 12 year guarantee and ongoing support are company statements; get the terms in your contract.

What customers praise and what complaints recur. Praise for quote clarity, punctuality and after-install support. No recurring complaint pattern found.

Best for households wanting a local installer with a long workmanship term. Look elsewhere if you want Tesla-only specialist experience.

Best for Tesla Powerwall: SunStak

SunStak is a Canberra battery specialist that says it has been Premium Certified by Tesla since 2021 and calls itself the leading Canberra Powerwall installer. We could not verify the certification on Tesla’s installer finder, so check it there yourself.

Pros

• Tesla Powerwall 3 and Powerwall 3P (three phase) focus, with GoodWe ESA as an alternative, per its website
• 5.0 stars from 30 SolarQuotes ratings and 4.9 from roughly 200 Google reviews, as at November 2026
• Publishes a $500 roof leak guarantee and a stock guarantee

Cons

• Narrow brand range: Tesla and GoodWe batteries and Enphase microinverters, so no budget battery options
• We could not find its workmanship warranty length published
• Small team of about nine people, so peak-season lead times may be longer

Get a quote at sunstak.com.au.

Key facts. Headquarters in Hume per SolarQuotes; says it has helped more than 2,000 Canberra homes and businesses. It says it was ranked second best rated Canberra installer by SunWiz, a claim we did not verify. SolarQuotes quotes the company as certified for the Sustainable Household Scheme.

Why we selected them. The most battery-focused of the six, with Tesla-specific certification claims.

Products and brands offered. Tesla Powerwall 3, Powerwall 3P, GoodWe ESA, Tesla Wall Connector, WINAICO panels.

Installation quality and reputation. Its own project write-ups describe siting problems solved against battery clearance rules and defects fixed on another company’s earlier install, which are company-selected examples.

Pricing and value. Not published. Expect Powerwall-level pricing.

Warranty and after-sales support. Tesla’s product warranty applies; ask for the workmanship term in writing.

What customers praise and what complaints recur. Praise for design and communication; few complaints found.

Best for Powerwall buyers and three phase homes. Look elsewhere for the cheapest battery.

Best Established Local Volume Installer: SolarHub

SolarHub, trading as Smart Renewables Pty Ltd (ABN 32 168 981 780, per SolarQuotes), has been based in Mitchell since 2011 and says it has installed more than 15,000 systems across the ACT.

Pros

• Longest local track record of the six apart from Solargain, and still services systems it installed in 2011, per its SolarQuotes profile
• Battery choice including Sigenergy, Tesla Powerwall 3 and Fronius Reserva, per its Canberra page
• 4.8 stars from roughly 386 Google reviews, as at November 2026

Cons

• SolarQuotes rating is 4.4 from 447 ratings, the lowest of the six, with a value for money sub-score of 4.2
• A customer testimonial on its own website describes an installation subcontracted to another electrical firm, so ask who will be on your roof
• Its workmanship warranty length was not found

Get a quote at solarhub.net.au.

Key facts. Shopfronts in Canberra and several NSW towns. Says it is Premium Tesla installer certified, which we could not verify.

Why we selected them. Volume and battery experience in the ACT are hard to match.

Products and brands offered. Sigenergy, Tesla, Fronius, FranklinWH and others on SolarQuotes; SunPower Maxeon panels.

Installation quality and reputation. Mostly positive reviews; 36 of 447 SolarQuotes ratings are three stars.

Pricing and value. Its Canberra page gives solar indications only, not battery prices.

Warranty and after-sales support. Offers solar health checks and servicing for systems installed by others.

What customers praise and what complaints recur. Praise for professionalism and workmanship; weaker marks on value.

Best for buyers who value local longevity. Look elsewhere if value for money is your top priority.

Best for Brand Choice and Employed Crews: Huglo Solar

Huglo Solar (ABN 19 643 419 765, active since August 2020) says every installation is done by its own employed electricians, with no subcontracting. It also compares electricity plans, which is relevant if you want a retailer matched to a battery.

Pros

• Wide published battery range: GoodWe ESA, Sigenergy SigenStor, Tesla Powerwall 3 and 2, and Sungrow SBH and SBR
• 10 year workmanship warranty published on its site
• 4.8 stars from 163 SolarQuotes ratings, as at November 2026

Cons

• Trading only since 2020, so its 10 year warranty is longer than its history
• 4.7 stars from roughly 67 Google reviews, a smaller base than ECG or SolarHub
• One October 2026 reviewer said it was not the cheapest quote

Get a quote at huglo.com.au.

Key facts. Its Google listing shows an office in Queanbeyan East; the Solar Cobber directory lists a Mitchell address. Says it is NETCC approved.

Why we selected them. The widest battery range with a published warranty and employee crews.

Products and brands offered. The brands above, including GoodWe Lynx batteries as a lower-cost option.

Installation quality and reputation. Reviews describe organised, punctual installs and app setup before the crew leaves.

Pricing and value. SolarQuotes reviewers reported $13,318 to $35,000 for 13 to 20 kW solar systems; battery-only prices are not published.

Warranty and after-sales support. Ongoing support and a plan health check offered.

What customers praise and what complaints recur. Praise for communication and quote detail; no recurring complaint pattern found.

Best for buyers who want brand choice from employed crews. Look elsewhere for a manufacturer-certified single-brand specialist.

Best for Sigenergy Systems: SunBuilt Solar

SunBuilt Solar is a Dickson installer that says it is a certified Sigenergy installer and a NETCC approved retailer, installing SigenStor systems without subcontractors.

Pros

• Sigenergy SigenStor focus: integrated hybrid inverter, battery and optional EV DC charger, per its website
• 4.9 stars from roughly 129 Google reviews, as at November 2026
• Says it handles Evoenergy approvals and service in-house

Cons

• Sigenergy only, so no brand comparison within the one quote
• SolarQuotes rating of 4.8 rests on 37 ratings
• Its site says installation typically takes four weeks, so ask about lead times

Get a quote at sunbuiltsolar.com.au.

Key facts. Based in Dickson, covering Tuggeranong, Belconnen, Gungahlin, Woden, Weston Creek and Queanbeyan.

Why we selected them. A single-brand specialist with strong reviews suits Sigenergy buyers.

Products and brands offered. Sigenergy SigenStor; see our Sigenergy SigenStor review.

Installation quality and reputation. Reviews praise professional, quick installs; one reviewer mentions a wait.

Pricing and value. Not published.

Warranty and after-sales support. Sigenergy’s manufacturer warranty plus its own workmanship warranty, with terms confirmed in your quote.

What customers praise and what complaints recur. Praise for helpful staff; wait times are the only theme.

Best for Sigenergy buyers. Look elsewhere for Tesla.

Best National Backing: Solargain Canberra

Solargain Canberra is the Fyshwick branch of Solargain, which says it has operated in the ACT since 2010 and in solar for over 20 years. We reviewed the company separately in our Solargain review.

Pros

• National company, so warranty cover is less dependent on one local business
• Sells iStore and Tesla Powerwall batteries, with other brands listed
• Says it also repairs systems it did not install

Cons

• 4.3 stars from roughly 53 Google reviews, the lowest Google rating of the six
• A 5 year workmanship warranty, shorter than ECG’s and Huglo’s
• Its Canberra page still describes the closed Next Gen Energy Storage Program, so check every incentive claim in a quote

Get a quote at solargain.com.au.

Key facts. Serves the ACT and Southern Tablelands up to roughly 100 km. Says it has installed more than 2,600 systems in Canberra.

Why we selected them. Scale and a long history, with a shorter warranty than local rivals.

Products and brands offered. iStore, Tesla Powerwall 3 and other batteries.

Installation quality and reputation. Review patterns are covered in our Solargain review.

Pricing and value. Not published for batteries.

Warranty and after-sales support. Its Longevity Guarantee lists a 5 year installation warranty.

What customers praise and what complaints recur. Praise for clear quoting; complaints about slow responses after faults.

Best for buyers wanting a national name. Look elsewhere for the longest warranty.

How we reviewed

We shortlisted Canberra and Queanbeyan installers from Google Maps results, search results and our directory, keeping those with published battery services. We could not open the Solar4Life website in November 2026 and Mondiaux Solar’s battery pages gave too little to verify, so neither is reviewed; both remain in our ACT directory.

Sources were company websites, SolarQuotes profiles, Google ratings, and ACT, Evoenergy and DCCEEW pages, all checked in November 2026. We requested no quotes, made no calls and no company paid for placement. For solar-only quotes, see our top 10 solar panel installers in the ACT.

Choosing a solar battery installer in Canberra

Check accreditation yourself. Evoenergy asks that installers be accredited with Solar Accreditation Australia, and the retailer should be on the New Energy Tech Consumer Code approved list. Solar Cobber does not verify accreditation.

Confirm scheme eligibility before signing. For the ACT loan, the supplier must be on Brighte’s accredited list, and the free workshop comes first.

Ask for the Evoenergy approval letter. Evoenergy’s own guidance is to obtain it before installation.

Ask who installs. Huglo Solar and SunBuilt Solar say they use no subcontractors; others should state their model in writing. Our company failures tracker shows why workmanship cover matters.

Compare like for like. Quotes should name the model, usable kWh, backup circuits and the certificate line. See our quote comparison guide.

FAQ

How much does a solar battery cost in Canberra?

A 13.5 kWh battery costs roughly $11,000 to $15,000 installed before discounts, and about $7,400 to $11,500 after the federal discount, as at November 2026. These are national published ranges rather than Canberra quotes. Backup circuits and three phase supply can add cost.

Is there a solar battery rebate in the ACT?

There is no ACT Government battery rebate in November 2026. The federal Cheaper Home Batteries Program discount applies, worth about $3,460 to $3,640 on a 13.5 kWh battery installed by 31 December 2026. The ACT instead offers a 3 per cent loan.

Can I use the Sustainable Household Scheme for a battery?

Yes, if your ACT property meets the land value limits and you use a Brighte-accredited supplier. The scheme lends $2,000 to $20,000 at 3 per cent over up to 10 years. You must attend a free one-hour workshop before applying.

Who is the best solar battery installer in Canberra?

There is no single best installer, but ECG Electrical combines the highest ratings with a published 12 year workmanship guarantee, and SunStak specialises in Tesla. Match the installer to the battery brand you want. Get at least three quotes.

Does Evoenergy limit how much solar I can export with a battery?

Yes, Evoenergy applies a 5 kVA per phase export limit to residential solar. A battery lets you store energy that would otherwise be limited. Your installer must lodge the connection request before work starts.

Should I buy a battery now or wait?

Buying before 1 January 2027 earns a higher discount. The federal factor falls from 6.8 to 5.7 certificates per kWh that day, which reduces the discount on a 13.5 kWh battery by roughly $570 to $600. It then falls again every six months.

What happens if my battery installer goes out of business?

The manufacturer’s product warranty remains, but the installer’s workmanship warranty may be lost. A longer published workmanship term only helps while the company trades. See our company failures tracker for examples.

Do Queanbeyan homes get the same incentives?

Queanbeyan homes get the federal discount but not ACT Government loans, because Queanbeyan is in NSW. NSW incentives may apply instead. Check your own address with your installer.

Sources

• Cheaper Home Batteries Program, DCCEEW
• Solar and battery connections, Evoenergy
• Sustainable Household Scheme, ACT Government
• ECG Electrical and SolarQuotes profile
• SunStak and SolarQuotes profile
• SolarHub Canberra and SolarQuotes profile
• Huglo Solar batteries and SolarQuotes profile
• SunBuilt Solar batteries and SolarQuotes profile
• Solargain Canberra and SolarQuotes profile

About this guide

Written by the Solar Cobber editorial team. Independent desk research checked in November 2026. Solar Cobber is a free directory that may earn referral or advertising fees from installers, and commercial relationships never affect content. This is general information, not financial advice. Send corrections through our contact page. For other Canberra options see our best solar companies in Canberra guide.