Batteries
Alpha Smile 5 13.3 Batteries
Alpha ESS batteries, are expandable from 10.1 kWh – 80 kWh
About AlphaESS
AlphaESS is a globally recognised energy storage brand known for delivering reliable, high-quality battery systems for residential homes.
With a strong focus on performance, safety, and flexibility, AlphaESS systems are designed to integrate seamlessly with solar while giving homeowners greater control over their energy. Solar Battery Group is proud to bring AlphaESS solutions to Australian households.
Meet the AlphaESS SMILE5 (13.3kWh)
The SMILE5 13.3kWh is one of AlphaESS's most popular home battery systems, designed to balance performance, flexibility, and ease of use.
Store your excess solar during the day, use it at night, and reduce your reliance on the grid — all with a system built to suit everyday Australian homes.
Reliable, scalable, and ready for the future.
Built for Everyday Performance
The SMILE5 delivers consistent output with a 5kW inverter, giving your home the power it needs to run essential appliances and reduce peak energy costs.
It's designed to work smoothly with your solar system, helping you maximise self-consumption and get more value from your energy.
13.3kWh Usable Storage
With 13.3kWh of usable capacity, the SMILE5 gives you plenty of stored energy to power your home through the evening and into the night.
It's a strong fit for medium to large households looking to take control of their energy bills and reduce grid reliance.
Expandable & Flexible Design
The SMILE5 system is built to grow with you.
With modular battery options, you can start with what suits your home today and expand over time as your energy usage increases. Perfect for households planning to electrify or add more appliances down the track.
Backup Power Ready
With built-in backup capability (UPS), the SMILE5 can keep essential circuits running during a blackout.
That means your lights, fridge, and key appliances can stay on when the grid goes down — giving you added peace of mind.
Smart & VPP Ready
The SMILE5 is VPP-ready, meaning it can connect to Virtual Power Plant programs where available.
This allows you to unlock additional value from your battery by participating in energy networks and optimising how your energy is used.
Built to Last
Using Lithium Iron Phosphate (LFP) battery chemistry, the SMILE5 is designed for safety, longevity, and stable performance.
It's a reliable, low-maintenance solution built for long-term use in Australian conditions.
Key Advantages
13.3kWh usable battery capacity
5kW inverter output
Backup power (UPS) capability
VPP-ready system
Expandable modular design
Safe and stable LFP battery chemistry
Built for Everyday Performance
The SMILE5 is designed with a compact, modern look that suits Australian homes.
With streamlined installation and a clean finish, it delivers both performance and aesthetics without overcomplicating the setup.
Other Alpha ESS Batteries
Alpha Smile 5 10.1
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Alpha Smile T10 HV
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Alpha Smile B3 Plus
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Alpha Smile G3
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Alpha Smile G2 B5
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Alpha Smile M5
View detailsFrequently asked questions
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