Solar Power | Battery Backup

Battery Storage

After searching the world Autonomous Energy has selected the best performing and safest Lithium-ion batteries from the world’s leading manufacturers for our residential battery storage solutions. We offer more than just one brand due to the fact that the best battery for you actually depends on your unique situation and the functionality that you desire to achieve. Autonomous Energy’s engineers custom design and size each energy storage system to meet the unique needs of every client. To find out more about the benefits and why energy storage makes sense for your home, please visit the Energy Independence section of our website.

The following is a brief summary of the battery storage technology that we currently offer.

Enphase AC Battery

The revolutionary Enphase AC Battery delivers the lowest upfront cost as well as one of the highest life times and performance. Importantly the Enphase Battery is proven to be the safest lithium-ion battery available. Each Enphase AC Battery is a 1.2kWh unit with integrated micro inverter, meaning AC power in and AC power out and no need for expensive additional battery inverters. This unique modular architecture enables total flexibility in energy storage system size, enabling you to fulfil your individual energy needs now and into the future. Any number of Enphase AC Batteries can be installed together to meet your energy storage requirements and the system is infinitely expandable in 1.2kWh increments. It’s also fully compatible with any existing solar power system, making it the perfect retrofit solution for clients coming off the Feed-in Tariff.

The Enphase AC Battery boasts an amazing round trip efficiency of 96%. Add to this a comprehensive 10 year parts and labour warranty fully backed by Autonomous Energy and Enphase and you now have the peace of mind to move ahead with energy storage and protect your solar investment for the future. The Enphase AC Battery is only for use in on-grid energy storage systems.

Please click here to download the Enphase AC Battery data sheet.

LG Chem Battery



The LG Chem RESU 6.4 EX Lithium-ion battery is a premium quality and versatile battery. The main battery unit features 6.6kWhs of storage capacity and can be expanded with two 3.2kWh modules – allowing you to have 6.4 kWhs, 9.6kWhs or 12.8kWhs of energy storage system.  One of the best features of the LG Chem battery is its high power output – up to 5kW peak and 3.5kWs continuous as its cycle life being rated at greater than 6000 cycles. The LG Chem Battery features a round trip efficiency of 95%. Configured correctly with an SMA Sunny Island inverter and Automatic Transfer Switch (ATS), the LG Chem battery also works in ‘offgrid mode’ and can provide blackout protection. The LG Chem battery is best suited for larger capacity energy storage systems and for when blackout protection is required.


Please click here to download the LG Chem Battery data sheet.


Tesla Powerwall Battery



Autonomous Energy will be offering the Tesla Powerwall battery just as soon as it is available in Australia. The Tesla Powerwall comes in 10 kWh weekly cycle and 7 kWh daily cycle model. In reality it’s only the 7kWh model that’s useful for Australian residential energy storage requirements. Multiple batteries may be installed together for homes with greater energy need, up to 63kWhs total for the 7kWh battery. The Powerwall requires a separate battery inverter. The Powerwall has a round trip efficiency of 92%, power output of 3.3kWs and a 10 year warranty.

NeeoQube and NeeoSystem Battery


The NeeoSystem is the most highly spec’d Lithium-ion battery on the market. Manufactured in Germany by Akasol, the NeeoQube and NeeoSystem offers exceptionally high power output, safety, reliability and quality. The NeeoSystem comes in 5 different configurations from 5.5kWhs to 27.5kWhs. Configured correctly with an SMA Sunny Island inverter and Automatic Transfer Switch (ATS), the NeeoQube and NeeoSystem battery also works in ‘offgrid mode’ and can provide blackout protection. The NeeoSystem is best suited for large high end applications where high power output, fast battery charge rates and blackout protection is required.


Please click here to download the NeeoSystem data sheet.

Sealed Lead Acid (Gel) Batteries

Primarily for offgrid applications, Autonomous Energy offers a range of German made Sealed Lead Acid (Gel) Batteries from Hoppecke and Sonnenschein.

To find out more or to request a quote please contact us.