Start Storing Your Excess Solar Power & Reducing Your Electricity Bills Further
Alpha ESS's Smile5/Smile G3 series delivers a well-balanced mix of modularity, safety, smart inverter integration, and cost-effectiveness. Ideal for Australian homeowners seeking a reliable, expandable, and rebate-eligible solar battery solution.
Why Choose Alpha ESS Battery?
Engineered for Australian homes and commercial properties — reliable, scalable, safe, and smart.
Safety with LiFePO₄ Chemistry
Alpha ESS batteries use lithium iron phosphate (LiFePO₄) cells — known for excellent thermal stability, low fire risk, and long life. The safest Li-ion chemistry available today.
Modular & Scalable Design
Start small and easily add battery modules later to increase capacity — perfect if your energy needs grow. Supports capacity from ~4 kWh up to 80 kWh via parallel module connection.
Integrated Hybrid Inverter & Backup Power
Alpha ESS combines battery and inverter in one compact unit with fast, seamless power backup (<20ms switch) during outages — keeping your home running without interruption.
Smart Energy Management & Monitoring
Control and monitor your system remotely with the AlphaCloud app, optimising your solar usage and system health in real time, 24/7 from anywhere.
Proven Reliability & Warranty
Tier-1 global brand with thousands of installations worldwide, backed by solid warranties and support. Some models include fire suppression features for added peace of mind.
High Efficiency Performance
Alpha ESS batteries achieve round-trip efficiency above 90% (up to ~95%), ensuring energy captured from your solar system is stored and used as effectively as possible.
What is Cheaper Home Batteries Program?
The Australian Government's rebate program makes battery storage significantly more affordable for eligible homeowners, businesses and community facilities.
Alpha ESS Battery Storage System Victoria
Alpha ESS systems feature glossy, modular designs that support capacity ranging from around 4 kWh up to 60 kWh, achieved by connecting multiple battery modules in parallel. This flexibility suits both small residential setups and larger commercial applications, making it easy to scale as energy needs grow.
A key advantage of Alpha ESS batteries is their use of Lithium Iron Phosphate (LiFePO₄) technology, recognised for its superior safety, long cycle life, and excellent thermal stability. Alpha ESS batteries often achieve round-trip efficiency levels above 90%, ensuring energy captured from your solar system is stored and used effectively.
The system incorporates multi-layer Battery Management System (BMS) protections, including overcharge, over-discharge, and short-circuit protection. Alpha ESS also delivers impressive round-trip efficiency of around 95% and a cycle life exceeding 6,000 cycles.
- ✓Multi-layer BMS: overcharge, over-discharge & short-circuit protection
- ✓Round-trip efficiency ~95% — industry-leading energy retention
- ✓6,000+ cycle life — more than a decade of consistent operation
- ✓Backup switchover within milliseconds — uninterrupted power during grid failures
- ✓Fire suppression features on selected models (SMILE-M5)
- ✓AlphaCloud 24/7 monitoring — remote control and real-time diagnostics
Alpha ESS Battery Series
Three distinct series designed to cover every residential and commercial energy storage need across Australia.
SMILE5 Series
- Battery Modules2.9 kWh, 5.7 kWh, 10.1 kWh, 13.3 kWh
- Total CapacityExpandable up to 80 kWh
- Inverter5 kW single-phase hybrid inverter
- Coupling OptionsDC, AC, and hybrid coupling
- FeaturesFast UPS response, AlphaCloud 24/7 monitoring, modular design
SMILE-G3 Series
- Battery Modules4.0 kWh and 10.1 kWh
- Total CapacityExpandable up to 60.5 kWh
- InverterIntegrated hybrid inverter
- FeaturesOff-grid capability, solar PV integration, home energy management
- Use CaseResidential & off-grid homes
SMILE-M5 Series
- Module Capacity5 kWh per module
- Total CapacityModular stackable expansion
- Inverter5 kW single-phase hybrid inverter
- Noise Level<35 dB ultra-quiet operation
- FeaturesFire suppression, 200% peak overload capacity
Large-Scale Commercial Storage
- CapacityParallel modules up to 60 kWh+
- Use CaseCommercial and industrial applications
- DesignGlossy modular rack/tower configuration
- MonitoringAdvanced BMS with AlphaCloud remote diagnostics
- Efficiency90%+ round-trip, optimised for peak shaving
Built-In Features & Benefits
Every Alpha ESS battery comes with intelligent features designed for long-term performance and total peace of mind.
Why Install Solar Battery
with SunLoop Energy?
We combine competitive pricing, award-winning service, and expert CEC-accredited installation to deliver Victoria's best solar battery experience.
Competitive Pricing
Affordable pricing with best value for investment. We match government rebates to maximise your savings on every installation.
Highest Reviewed Award Winner
Customer satisfaction is our priority. Top-quality service guaranteed — rated #1 solar battery installer in Victoria.
Customized Solar Solutions
Solar solutions that make sense, customized for your property. No cookie-cutter packages — every system is designed for you.
Hassle-Free VIC Battery Loan Application
Start to end hassle-free process with quality installation. We handle all government paperwork and rebate claims on your behalf.
CEC Accredited Installers
Quality solar installation with CEC accredited installers — ensuring your system meets all Australian safety and compliance standards.
Exceptional Customer Support
Prompt and hassle-free customer service 24/7 — we're always here before, during, and after your installation.
Leading Solar Technology Partners
We choose the most reliable solar brands for our customers.
