Which batteries you can count on.

Top Picks for Tried and Tested Home Battery Systems

Selecting the right solar battery can be a game-changer for managing energy use, lowering electricity costs, and achieving greater energy independence. To help you make an informed choice, we have compared some of the best solar battery models currently available in Australia.

This guide focuses on performance, reliability, installer feedback, scalability and value for Australian consumers. While there are other quality options, this list highlights standout models and key features to consider.

Whether you are looking to extend solar savings or explore energy independence, we hope this guide provides some clarity for your decision.

Sigenergy (Sigenstor)

Sigenergy’s Sigenstor is a relative newcomer in the market but has quickly gained recognition for its extensive and flexible range of inverters and batteries. The Sigenstor batteries come in 5kW and 8kW modules, which can be mixed and matched within the same stack. Its hybrid inverters are available in 5kW single-phase and up to 25kW three-phase, offering great flexibility for residential and small commercial systems. Equipped with AI-driven energy management, Sigenstor optimises energy usage to enhance efficiency and reduce costs. Additionally, it prioritises safety with built-in fire suppression systems, making it one of the safest options on the market. This combination of flexibility, safety, and competitive pricing makes Sigenstor an excellent value in today’s battery market

• Battery size - 5kW and 8kW battery modules

• Useable Capacity - 96.7%

• Install location - Indoor/Outdoor IP66 rated

• Warranty - 10 Years

Tesla Powerwall 3

The Tesla Powerwall 3 is a premium option for those seeking a high-quality, feature-rich solution with the latest technology. Known for its sleek design and strong performance, this all-in-one inverter and battery system offers AC or DC coupling, allowing it to function as a complete solution or integrate with various solar setups. The latest generation Powerwall can be installed with either 5kW or 10kW inverter capacity without any hardware changes. This could be an attractive feature if Western Power ever increases the single-phase limit from 5kW to 10kW. Its compact, integrated design simplifies installation and minimises space requirements, while Tesla’s intuitive app provides real-time monitoring and control. Although positioned as a premium product, the Powerwall 3 delivers industry-leading performance and seamless integration within the Tesla ecosystem. It is important to note that it cannot be connected to a Powerwall 2, but Tesla will soon be releasing an inverter-free expansion module, offering a cost-effective way to expand storage capacity.

• Battery size - 14kW

• Useable Capacity - 96%

• Install location - Indoor/Outdoor IP65 rated

• Warranty - 10 Years

SAJ B2

The SAJ B2 series is an outstanding budget-friendly option, offering great value without sacrificing quality or performance. SAJ has built a reputation for producing reliable and affordable inverters and batteries, and the B2 series continues this tradition with a well-made, stackable modular design. The B2 HV battery system easily integrates with SAJ’s single and three-phase hybrid inverters, making it a versatile solution for various setups. With its high-voltage, cobalt-free Lithium Iron Phosphate (LiFePO4) battery, it provides a safe, durable, and efficient energy storage solution. As a DC-coupled setup, it offers grid-forming capabilities and backup power for dedicated circuits. Despite being an affordable option, the B2 series does not compromise on quality, making it an excellent choice for those seeking a cost-effective yet reliable energy storage solution.

• Battery size - 5kW modules

• Useable Capacity - 90%

• Install location - Indoor/Outdoor IP67 rated

• Warranty - 10 Years

Sungrow SBR

The Sungrow SBR series has established itself as a top contender in the solar battery market, leveraging Sungrow’s extensive industry reputation and experience. Sungrow is well-regarded globally and has a proven track record with large-scale battery projects across Australia. The SBR series is compatible with both single and three-phase Sungrow hybrid inverters, making it a flexible option for residential and small commercial setups. Its modular, stackable design allows for easy expansion, ensuring that storage capacity can be adjusted as household or business energy needs grow. Each module provides 100% usable capacity, maximising efficiency and performance. Backed by a 10-year warranty, the SBR offers reliable, long-term energy storage.

• Battery size - 3.2kW modules

• Useable Capacity - 100%

• Install location - Indoor/Outdoor IP65 rated

• Warranty - 10 Years

Goodwe Lynx Home F Series

GoodWe’s Lynx Home F Series is a high-voltage battery designed with scalability in mind, making it suitable for residential and small commercial applications. With a capacity range from 6.6kWh to 16.4kWh per tower, it integrates seamlessly with GoodWe’s single and three-phase hybrid inverters (ranging from 15kW to 30kW). This makes it an ideal option for larger homes or small businesses requiring adaptable energy solutions. Its stackable modular design and plug-and-play installation simplify setup and expansion, ensuring it remains user-friendly while offering a reliable option from a well-established manufacturer.

• Battery size - 3.2kW modules

• Useable Capacity - 100%

• Install location - Indoor/Outdoor IP55 rated. Can go outside but requires protection from dust and water

• Warranty - 10 Years

SolarEdge Energy Bank

The SolarEdge Energy Bank is a high-performance battery designed to integrate seamlessly with SolarEdge inverters, offering an efficient all-in-one energy storage and management solution. With scalable storage capacity, it enables flexible backup power and load-shifting capabilities, helping homeowners maximise solar energy use while reducing grid dependency. Its direct integration with the SolarEdge ecosystem enhances monitoring, control, and efficiency. Using Lithium Iron Phosphate (LFP) technology, the Energy Bank ensures durability and safety.

• Battery size - 10kW single module

• Useable Capacity - 97%

• Install location - Indoor/Outdoor IP55 rated. Can go outside but requires protection from dust and water

• Warranty - 10 Years

BYD Battery-Box Premium HVM

The BYD Battery-Box Premium HVM series is a high-quality, high-voltage solar battery known for its versatility and scalability. Its modular design allows for easy expansion, making it suitable for both residential and commercial applications. With a capacity range that scales up to an impressive 66.3kWh through parallel connections, the HVM provides unparalleled flexibility for growing energy needs.

• Battery size - 2.76kW modules (3 to 8 in a stack) upto 3 stacks in paralell

• Useable Capacity - 99.75%

• Install location - Indoor/Outdoor IP55 rated. Can go outside but requires protection from dust and water

• Warranty - 10 Years

Istore  Luna 2000

The iStore Luna Battery, formerly branded as the Huawei Luna2000, is a premium high-voltage energy storage solution designed for the Australian market. Its modular and scalable design allows for flexibility in residential and light commercial applications, starting at 5kWh and expanding up to 30kWh. The slim, neatly stacked design is particularly well-suited for narrow spaces or side-wall installations. The Luna pairs with iStore inverters to deliver an efficient and visually appealing energy storage solution.

• Battery size - 5kW modules (upto 3 in a stack) upto 2 stacks in paralell

• Useable Capacity - 100%

• Install location - Indoor/Outdoor IP66

• Warranty - 10 Years

AlphaESS SMILE-B3-PLUS

AlphaESS has been present in Australia since 2015, offering a range of flexible AC and DC-coupled battery solutions. The SMILE-B3-Plus is a dedicated AC-coupled battery. Its ideal as an easy add-on for smaller users, its 3kW charge/discharge rate may not be ideal for offsetting high-power loads. The SMILE-B3-Plus unit offers back up power and makes for a great battery add on for those looking for an affordable solution without compromise to qaulity.

Other Alpha systems worthy of mention include the SMILE-G3-S5 as a single phase all in one hybrid system that can also be AC coupled (SMILE-G3-B5). There is also the 3 phase SMILE-G3-T4 with inverter options upto 10kW 3phase and batteries expanding upto 6x8.2kW (49.2kW)

Alpha is also a popular choice for those looking for VPP (Virtual Power Plant) approved systems

AlphaESS offers well-priced, reliable energy storage solutions from a trusted brand in the Australian market.

• Battery size - 5kW modules. Expandable to 6 modules

• Useable Capacity - 95%

• Install location - Indoor/Outdoor IP65

• Warranty - 5 years product (10 years battery performance)

Making the Right Solar Battery Choice

After reviewing these recommended solar battery options, we hope you have gained some insights to help with your decision. Each battery has its own advantages, and the best choice will depend on your specific energy requirements.

If you are ready to take the next step, we recommend engaging a local CEC-certified solar and battery installer to discuss your options further.

Click the link below to get started and make an informed decision for your home energy storage needs.