ESY Sunhome offers a 10-year warranty with public liability insurance. Exact terms depend on the model, so we confirm them in your quote.
Home  / Solar Batteries  / ESY Sunhome Battery
Inverter and stackable LiFePO4 battery modules in one system. Choose single-phase or three-phase storage, and size it around how your home actually uses power.
Before recommending an ESY Sunhome battery system, we look at your solar output, evening usage, backup priorities, and switchboard.
Works with your solar panels and the grid, so spare daytime energy can be stored.
Stackable LiFePO4 battery modules in one all-in-one system.
Start from around 5 kWh and scale up to 90 kWh, depending on the model.
A built-in emergency mode provides backup power when the grid is unavailable.
Track grid conditions, household load, energy prices and storage capacity in real time through the ESY Sunhome app.
Thoughtful design, proven equipment and careful installation turn everyday energy into lasting value.
Store daytime solar and use it after sunset instead of buying expensive grid electricity.
Keep essential circuits running when the grid goes down, with a properly configured backup setup.
App monitoring and intelligent control help you get the most from every stored kilowatt.
Capacity matched to your solar, usage and backup goals, installed by CEC-accredited local pros.
ESY Sunhome batteries come in single-phase and three-phase options, so you can match the system to your home’s power supply and choose the capacity that suits your usage today.
Single-phase systemÂ
Single-phase system for homes
Three-phase system
The ESY Sunhome app shows whether your home is running on solar, the grid, or the battery, with real-time power data for each, so your stored energy is easier to manage.
One fixed size
Locked in at install
Optional extra
Basic status only
Separate units
Basic protection
Final cost depends on the model, number of battery modules, backup needs, single or three phase, switchboard work, solar setup and site access.
The right ESY Sunhome system depends on how your home uses power. We check your solar setup, phase type, switchboard, backup needs, and room to expand, then recommend the right model and battery size.
Consistent workmanship and genuine accountability.
System design informed by Canberra homes and conditions.
A detailed scope with costs, incentives and inclusions explained.
Real help with monitoring and after-sales questions.
The right ESY Sunhome system depends on capacity, compatible solar equipment, backup needs, and plans. These are the questions we hear most often.
Single-phase homes suit the HM series (HM5, HM6, HM10, HM12), while larger three-phase homes suit the HM10-H, HM15 or HM20. We check your phase type and daily usage to choose the right model.
Single-phase systems stack 5.12kWh modules up to 30.72kWh, or a maximum of six modules. Three-phase systems can scale up to nine modules.
Yes. Emergency mode can power the essential circuits on your backup circuit during an outage. What runs depends on how the backup circuit is designed.
Each battery has a built-in fire extinguisher, and the IP66-rated enclosure operates from -25°C to 60°C.
Get a clear ESY Sunhome recommendation based on your solar setup, evening energy use, backup needs and plans to expand.
Free, tailored and no obligation.
Share a few details about your property and energy use. We’ll prepare a clear, no-obligation recommendation.