Top 20 Solar Battery Brands & Suppliers in Adelaide for 2026

If you are looking for a solar battery in Adelaide, most homes will compare 5–14 kWh systems, with typical installed prices around A$5,500–A$14,000 depending on battery size, inverter, backup setup and installation requirements. Eligible homeowners may also access Australia’s Cheaper Home Batteries Program, and many existing solar systems can be upgraded with battery storage.

This guide compares 20 solar battery brands and suppliers in Adelaide for 2026, including Tesla, Sigenergy, Avepower, Sungrow, BYD and local South Australian companies.

No.	Brand / Supplier	Key Data	Main Advantage	Type
1	Tesla	13.5 kWh; 10-year warranty	Integrated battery + inverter	Global Brand
2	Sigenergy	5.2 / 7.8 kWh modules	Highly modular ecosystem	Global Brand
3	Avepower	20,000㎡ factory; 50+ R&D engineers	OEM / configurable ESS	Manufacturer
4	Sungrow	870 GW+ global installations	Mature inverter + battery ecosystem	Global Brand
5	BYD	Up to 66.2 kWh modular HV storage	Flexible inverter compatibility	Global Brand
6	Tindo Solar	Adelaide manufacturing since 2011	Strong Adelaide presence	Adelaide Local
7	Enphase	5 kWh modules; 15-year warranty	AC-coupled ecosystem	Global Brand
8	GoodWe	100 GW+ global installations	Large modular storage options	Global Brand
9	AlphaESS	300,000+ systems	Established residential storage	Global Brand
10	sonnen	10 kWh; 10,000-cycle warranty	SA manufacturing history	Global / SA
11	SolarEdge	Up to 94.5% DC round-trip efficiency	Integrated SolarEdge ecosystem	Global Brand
12	FranklinWH	15 kWh; 12-year warranty	Whole-home energy management	Global Brand
13	Fox ESS	2M+ batteries installed	Broad capacity / value	Global Brand
14	Solar Energy Adelaide	Local business	Local system design	Adelaide Local
15	Adelaide SolarSafe	Trading since 2009	Long Adelaide history	Adelaide Local
16	SunEnergy	Adelaide HQ	Local solar + battery packages	Adelaide Local
17	PV Online	5,000+ homeowners stated	SA installation experience	SA Local
18	NG Elec	20+ years experience	Battery retrofit expertise	Adelaide Local
19	GivEnergy	9.5–20.4 kWh options	Long warranty / modular storage	Global Brand
20	Redback Technologies	7.2–14.2 kWh	Australian-developed storage	Australian Brand

1. Tesla Powerwall 3

Tesla Powerwall 3 is one of the most recognisable home solar batteries in Adelaide. It combines battery storage, solar inverter functionality and energy management in one platform.

Key Data

Specification	Tesla Powerwall 3
Usable Capacity	13.5 kWh
Continuous Output	Up to approx. 10 kW, depending on configuration
Battery Warranty	10 years
End-of-Warranty Capacity	At least 70%, subject to warranty terms
Expansion	Additional Powerwall units
Backup	Yes, with correct system configuration

Why Buyers Trust Tesla

• The global installed capacity of its Powerwall system has exceeded one million units.
• Remote diagnostics and software monitoring are built into the platform.
• Powerwall has a mature installer and support ecosystem in Australia.
• Tesla has maintained direct Powerwall activity in Adelaide, including local events and certified installer partnerships.

Best For

• Family homes needing around 13–14 kWh
• New solar + battery installations
• Homeowners prioritising blackout backup
• Buyers who prefer an integrated battery ecosystem

Main consideration: Powerwall uses a relatively fixed capacity format, so households wanting very small storage systems may find modular alternatives more flexible.

2. Sigenergy SigenStor

Sigenergy has become a major competitor in the Australian battery market because SigenStor is designed as a modular solar + battery + EV + energy-management ecosystem.

Key Data

Specification	SigenStor
Battery Module	Approx. 5.2 kWh / 7.8 kWh usable
Chemistry	LiFePO4
Modules per System	Up to 6 under applicable configurations
Cell Cycle Specification	Up to 10,000 cycles under stated conditions
Protection	IP66
Warranty	Up to 15 years with applicable extension

Sigenergy reports:

• operations across 88+ countries and regions
• 7,700+ registered installers
• AI energy-management learning from more than 25,000 systems

Best For

1. Homes expecting future expansion
2. Three-phase properties
3. EV owners
4. Households wanting integrated backup
5. Buyers who want to start small and add capacity later

3. Avepower

Avepower takes a different position from consumer-focused battery brands such as Tesla. Its focus is primarily on LiFePO4 battery manufacturing, B2B supply, OEM/ODM development and customised residential, commercial and industrial energy-storage projects.

Company & Manufacturing Data

Trust Indicator	Avepower
Battery Industry Experience	10+ years
Manufacturing Base	Approx. 20,000㎡
R&D Team	50+ engineers
Production Lines	15+
Employees	500+
Markets Served	100+ countries
Battery Chemistry	Primarily LiFePO4 for ESS products

Product Strengths

• Wall-mounted residential batteries
• Rack-mounted storage batteries
• Modular energy-storage systems
• Residential ESS
• Commercial and industrial storage
• OEM / ODM battery development
• Expandable systems
• Applicable products designed for 8,000+ cycles
• Configurations supporting multiple parallel battery units

Certification & Trust Support

Avepower publishes certification and test documentation including applicable:

• CE
• UN38.3
• RoHS
• ISO 9001
• CB reports
• UL-related certifications

Best For

• Solar distributors
• Battery wholesalers
• EPC companies
• Installers
• OEM customers
• Commercial projects
• Buyers needing custom capacity or system design

4. Sungrow

Sunergy Power was founded in 1997. Its business scope has expanded from solar inverters to the fields of residential, commercial and utility-scale energy storage.

Company Scale

Data Point	Sungrow
Founded	1997
Global Power Electronics Installed	870 GW+
Countries / Regions	180+
Australian Market Entry	2012

Residential Battery Data

The popular SBR range uses modular 3.2 kWh battery modules.

Typical configurations include:

• 6.4 kWh
• 9.6 kWh
• 12.8 kWh
• 16.0 kWh
• 19.2 kWh
• 22.4 kWh
• 25.6 kWh

Other strengths include:

• LiFePO4 chemistry
• up to 100% specified depth of discharge
• battery expansion
• 10-year applicable warranty
• integration with Sungrow hybrid inverters
• iSolarCloud monitoring

Best For

Sungrow is particularly practical for homeowners who want the battery and inverter from the same manufacturer.

It is also widely offered by Australian and Adelaide installers, reducing the risk of choosing a niche platform with limited technical support.

5. BYD Battery-Box

BYD is one of the world’s largest battery manufacturers, and Battery-Box is widely used in residential and commercial energy storage.

Its main strength is modularity and compatibility with multiple inverter brands.

• LiFePO4 battery chemistry
• International battery-manufacturing scale
• Australian documentation and warranty support
• Certifications on applicable products including IEC 62619 and UN38.3
• 10-year limited product warranty
• 60% retained usable energy under applicable warranty conditions

Capacity Options

System	Capacity Range
Battery-Box HVS	Approx. 5.1–12.8 kWh per stack
HVS Parallel	Up to approx. 38.4 kWh
Battery-Box HVM	Approx. 8.3–22.1 kWh per stack
HVM Parallel	Up to approx. 66.2 kWh

Best For

• Existing solar system upgrades
• Buyers wanting inverter flexibility
• Larger battery configurations
• Installers building customised storage systems

6. Tindo Solar — Adelaide Local

Tindo has manufactured solar modules from Mawson Lakes, South Australia since 2011, and marked 15 years of continuous Australian manufacturing in 2026. Tindo does not manufacture all the batteries it sells. Its battery business instead combines local system design and installation with established battery platforms.

Adelaide Credentials

Local Data	Tindo Solar
Adelaide Manufacturing	Mawson Lakes
Manufacturing Since	2011
Local Manufacturing History	15 years by 2026
Current Production Capacity	Approx. 20 MW historically
Planned Capacity	Up to 180 MW/year under expansion plans

Tindo has also been selected for approximately A$34.4 million in production support through the Australian Government’s Solar Sunshot program.

Tindo’s main trust advantage is not a proprietary battery—it is the combination of:

• local Adelaide manufacturing,
• long Australian solar history,
• local system design,
• recognised global battery brands,
• Adelaide after-sales presence.

Best For

Adelaide homeowners who strongly value a local solar company and want battery installation handled alongside the solar system.

7. Enphase IQ Battery

Enphase is best known for microinverters and has built its battery platform around the same distributed AC architecture.

• 22,000+ certified IQ Battery installers worldwide
• battery shipments of approximately 150 MWh in Q4 2025
• a mature Australian microinverter customer base

IQ Battery 5P Data

Specification	IQ Battery 5P
Usable Capacity	5.0 kWh
Continuous Output	Approx. 3.84 kVA
Short-Term Peak	Up to 7.68 kVA
Embedded Microinverters	6
Warranty	15 years / 6,000 cycles
End Capacity	At least 60%, subject to warranty

Best For

• Existing Enphase solar systems
• Homes wanting AC-coupled storage
• Modular expansion
• Users who value detailed solar + battery monitoring

Because batteries are built in 5 kWh increments, homeowners can expand storage more gradually than with a fixed 13–15 kWh battery.

8. GoodWe

GoodWe has evolved from an inverter company into a much broader energy-storage manufacturer. Founded in 2010, GoodWe is publicly listed on the Shanghai Stock Exchange and reportsd more than 100 GW of cumulative global installations, more than 6,000 employees and over 1,000 R&D staff. Its systems are installed in more than 100 countries.

Company Data

Data Point	GoodWe
Founded	2010
Global Installations	100 GW+
Employees	6,000+
R&D Staff	1,000+
Countries	100+
Battery Production Capacity	Approx. 2.1 GWh

Storage Strengths

Its residential storage platforms include:

• 5 kWh and 8 kWh modular batteries
• single-phase systems
• three-phase systems
• storage configurations above 50 kWh
• larger systems reaching approximately 100 kWh+ depending on configuration

Applicable products include certification such as:

• IEC 62619
• IEC 63056
• CE
• RCM
• UN38.3

Best For

• Larger homes
• Three-phase properties
• Higher-capacity battery projects
• GoodWe inverter owners
• Whole-home backup configurations

9. AlphaESS

AlphaESS has been active in energy storage since 2012, giving it a longer track record than many newer battery brands. The company was established in 2012, opened its Australian operation in 2015 and now reports 300,000+ energy-storage systems operating across 130+ countries, more than 60 corporate establishments and over 300 ESS-related patents.

Company Scale

Indicator	AlphaESS
Founded	2012
Systems Operating	300,000+
Markets	130+ countries
Corporate Locations	60+
ESS-Related Patents	300+
Australian Operations	Since 2015

Product Characteristics

Depending on the system:

• LiFePO4 battery chemistry
• modular battery capacity
• hybrid inverter integration
• backup power
• monitoring platform
• applicable designs rated for up to 8,000 cycles

Best For

AlphaESS is particularly relevant for typical residential systems around the 10–20 kWh range where homeowners want a balance between capacity, features and overall project cost.

10. sonnen

Sonnen combines German battery engineering with an unusually strong historical connection to South Australia. Sonnen previously established battery manufacturing at Elizabeth, South Australia.

• German energy-storage heritage
• LFP technology
• 10,000-cycle warranty structure
• Australian technical presence
• South Australian manufacturing history

Key Battery Data

Specification	sonnenBatterie Evo
Usable Capacity	10 kWh
Continuous Backup Output	Approx. 5 kW
Surge Output	Approx. 7 kW
Protection	IP56
Battery Chemistry	LFP
Warranty	10 years / 10,000 cycles

Best For

• Homeowners prioritising battery longevity
• Buyers valuing SA market history
• Households wanting a dedicated home-energy platform

11. SolarEdge Home Battery

SolarEdge is best known for its optimised solar-inverter architecture, but its battery systems are designed to extend that same ecosystem into energy storage and backup. The SolarEdge Home Battery uses DC coupling, allowing solar energy to move directly into storage without repeated AC/DC conversions. SolarEdge publishes round-trip efficiency of up to 94.5% for its 400V Home Battery system.

• Large global solar inverter installed base
• Dedicated Australian subsidiary
• Established optimiser + inverter platform
• Australian battery warranty support

Key Data

Feature	SolarEdge
Architecture	DC-coupled
Round-Trip Efficiency	Up to 94.5%
Warranty	10 years
Battery Expansion	Multiple batteries per compatible inverter
Backup	Available with compatible system

Main Advantage

DC coupling can reduce the number of AC/DC conversion stages when solar power is sent directly into storage.

Best For

Homeowners who already have, or plan to install, a compatible SolarEdge system.

12. FranklinWH

FranklinWH has positioned itself around whole-home energy management rather than battery storage alone. Its updated Australian aPower X now provides 15 kWh of usable energy, 5 kW continuous output and 10 kW surge output for ten seconds. Up to 15 aPower units can be managed by one aGate, creating a theoretical storage configuration of up to 225 kWh.

• Australian business presence
• Dedicated local support
• Published Australian residential projects
• Adelaide project examples
• Whole-home backup architecture

Best For

• Larger Adelaide homes
• Whole-home backup
• High-energy users
• Homes with generators
• Large expandable battery systems

13. Fox ESS

Fox ESS is a newer company than several brands above, but it has scaled extremely quickly. That more than 2 million batteries and 1.5 million inverters have been installed globally over the last three years, with operations covering more than 90 countries.

• 2 million+ batteries
• 1.5 million+ inverters
• systems across 90+ countries

Battery Range

Depending on product family, storage options extend from approximately: 5 kWh → nearly 100 kWh

The ECS platform, for example, includes:

• LiFePO4 chemistry
• approx. 5.5–19.35 kWh configurations
• 95%+ specified pack efficiency
• 6,000+ cycle specification
• IP65 protection
• IEC 62619 certification
• UN38.3 certification

Best For

• Cost-conscious households
• Modular storage
• Larger capacity per dollar
• Fox hybrid inverter systems

14. Solar Energy Adelaide — Adelaide Local

Solar Energy Adelaide is a locally owned system designer and installer rather than a battery manufacturer.

The company was founded in 2018 by Reefe Eleftheriou, described by the company as a second-generation electrician with a decade of solar-industry experience before establishing the business. Solar Energy Adelaide operates across eastern and southern Adelaide, including areas such as Norwood, Unley, Morphett Vale and Aldinga.

Battery Brands Used

The company works with platforms including:

• Sigenergy
• GoodWe
• Enphase
• SolarEdge
• Sungrow

Best For

Homeowners who want a local Adelaide company to compare different battery ecosystems rather than being tied to one brand.

15. Adelaide SolarSafe — Adelaide Local

Adelaide SolarSafe is one of the longer-established local companies in this list. The Adelaide SolarSafe brand has traded since 2009, is family owned and uses an in-house electrical team for system design, installation and ongoing support.

• Adelaide SolarSafe brand trading since 2009
• family-owned business
• in-house electrical team
• Adelaide-based system design
• ongoing local support

Batteries Installed

Examples include:

• GoodWe ESA
• Sigenergy SigenStor
• AlphaESS SMILE
• other established battery platforms

Best For

Adelaide homeowners who prioritise installer longevity and local after-sales support.

16. SunEnergy — Adelaide Local

SunEnergy is headquartered in Norwood, South Australia, giving it a clear local presence. The company supplies solar systems, residential battery storage and EV charging and identifies itself as a South Australian building contractor under licence BLD335235.

Local Credentials

Indicator	SunEnergy
Head Office	Norwood, SA
Services	Solar, batteries, EV charging
Building Licence	SA BLD335235
Market	Adelaide / South Australia

What It Offers

SunEnergy focuses on combining:

• rooftop solar
• battery storage
• EV charging
• tariff optimisation
• retailer programs
• battery incentives

This broader approach can be useful because battery performance increasingly depends on electricity tariffs and charging strategy, not just hardware.

Best For

Homeowners wanting a locally managed solar + battery + energy plan rather than simply purchasing a battery.

17. PV Online — South Australian Local

PV Online is a solar and battery company based in South Australia, providing services to Adelaide and the surrounding areas of South Australia. That it has worked with 5,000+ homeowners and operates as an approved New Energy Tech Retailer under the NETCC framework. That its systems are designed and installed by Solar Accreditation Australia-accredited personnel.

• South Australian business
• New Energy Tech Retailer participation
• SAA-accredited design/install personnel
• published South Australian projects

Local Installation Examples

Its portfolio includes battery installations in locations such as:

• Adelaide
• Glenelg
• Mount Barker
• Norwood
• Morphett Vale

Battery Brands

Examples include:

• Sigenergy
• GoodWe
• Sungrow
• Fox ESS
• AlphaESS

Best For

Households that want local installation experience across several competing battery platforms.

18. NG Elec — Adelaide Local

NG Elec is a solar and electrical company based in Adelaide, specializing in installation services. The company’s team has over 20 years of industry experience and can provide solar, battery storage systems, off-grid systems, electric vehicle charging, and various electrical engineering services to Adelaide and its surrounding areas.

Trust Signals

Indicator	NG Elec
Industry Experience	20+ years
Tesla	Certified installer
Solar Accreditation	SAA accredited
Consumer Code	NETCC approved seller
Service Area	Adelaide and surrounding SA

Battery Systems

NG Elec installs products including:

• Tesla
• BYD
• Sungrow
• Sigenergy

Best For

Existing-solar battery retrofits where the electrical integration may be as important as the battery itself.

19. GivEnergy

GivEnergy is a UK-origin energy-storage brand that now operates a dedicated Australian business and provides both low-voltage and high-voltage home battery platforms.

Australian Battery Options

Product	Storage
Giv-Bat	Approx. 9.5 kWh
Giv-Stack HV	10.2–20.4 kWh

Key Specifications

Depending on product:

• LiFePO4 chemistry
• 100% specified DoD
• IP65 protection
• modular storage
• hybrid inverter integration
• AC-coupled options

Warranty

Applicable products provide:

• up to 12 years on selected low-voltage batteries
• up to 10 years / 5,000 cycles on selected high-voltage systems

Best For

• Buyers wanting long warranty coverage
• Modular battery expansion
• Integrated inverter + battery systems

20. Redback Technologies — Australian Brand

Redback Technologies is an energy storage company developed in Australia. Redback was established in Brisbane in 2015, focusing on designing solar and battery systems for Australian households and the local environment. The company positions its engineering and software development business in Brisbane and maintains a network of installation partners across the country.

Key Data

Specification	Redback Smart Battery
Battery Sizes	Approx. 7.2 / 9.6 / 14.2 kWh
Architecture	AC-coupled
Backup	Available with compatible installation
Warranty	10 years on applicable systems
Development	Australia

Best For

Adelaide homeowners who value:

• Australian technology,
• retrofit compatibility,
• local support,
• mid-sized residential storage.

Global Battery Brands vs Adelaide Local Companies

Category	Examples	Main Trust Signal
Global Battery Manufacturers	Tesla, BYD, Sungrow, Enphase	Installed base, R&D, warranty
ESS Manufacturers	Avepower, Sigenergy, GoodWe	Manufacturing, product range, scalability
Australian Brands	Redback Technologies	Local engineering and support
Adelaide / SA Companies	Tindo, SolarSafe, PV Online, NG Elec	Local history, installation and after-sales

A battery manufacturer determines the hardware quality.

An Adelaide installer determines whether that hardware is correctly sized, integrated, commissioned and supported.

The market can broadly be divided into three groups:

• large global battery brands such as Tesla, Sungrow, BYD and Enphase;
• specialist energy-storage manufacturers such as Sigenergy, Avepower and GoodWe;
• Adelaide and South Australian providers such as Tindo Solar, Solar Energy Adelaide, Adelaide SolarSafe, SunEnergy, PV Online and NG Elec.

FAQ