
Perth Leading iStore Battery Storage System Specialists
Your Solar Investment, Maximized with iStore




About the iStore Brand
Discover the iStore Difference
iStore is revolutionizing home energy solutions across Perth and Western Australia through cutting edge solar battery technology that maximizes the utilization of your captured solar energy. As Perth leading energy storage specialist, iStore understands the unique challenges and opportunities that Western Australian homeowners face in their journey toward energy independence.
At the heart of iStore approach lies advanced battery technology that seamlessly integrates with Perth existing solar installations. The systems are designed with scalability in mind, allowing Perth homeowners to start with their current energy needs and expand storage capacity as their families grow or energy requirements change. This intelligent approach ensures long term value and adaptability to Perth evolving energy landscape.
The brand primary focus centers on helping Perth homeowners dramatically reduce energy waste, achieve substantial cost savings, and minimize their environmental impact by effectively storing excess solar power. Whether its during Perth occasional cloudy days, long summer evenings, or unexpected grid outages, iStore ensures your home maintains reliable access to clean, stored solar energy.


Why Choose iStore Batteries in Perth, WA
Your Trusted Perth Energy Storage Partner
iStore is an Australian owned brand that understands the needs of local homeowners. Purchasing an iStore battery means you benefit from a warranty tailored for Australia and have access to local technical support. This ensures quick turnaround for inquiries, easier warranty claims, and peace of mind knowing that experienced professionals are nearby to assist with installation, troubleshooting, or upgrades as your energy system evolves.
Energy Independence Store excess solar energy, reduce power bills, and support electrification of homes.
Reliability & Safety Industry leading safety with LFP cells, self extinguishing tech, and backup options.
Scalability Easily add modules to match evolving energy needs.
Future proof Designed to integrate with other iStore products for a full home energy ecosystem (solar, heat pump, EV charger).
Request a Customized iStore Battery Quote
Contact Fusion Sun Solar, your trusted Perth energy specialists, for a comprehensive quote on iStore battery systems and compatible products. As authorized iStore dealers serving Perth and Western Australia, we provide personalized consultations to design the perfect energy solution for your home.
Let Fusion Sun Solar help you harness Perth abundant sunshine with cutting edge iStore battery technology. Your energy independence journey starts with a simple conversation, contact us today!
To get started, simply fill out this form. Our team will be in touch to guide you through the complete iStore Battery installation process.
SolaX Battery Systems for Perth
Smart Storage for Modern Homes
IS BATT 5000 S0 (5kWh Module) This is the base modular battery unit offering 5 kilowatt hours (kWh) of usable energy storage. It is ideal for smaller households or those just starting with solar battery storage. Perth residents with modest daily energy usage can use this model to store excess solar energy for use during non sunny hours, reducing grid dependence and lowering power bills.
IS BATT 10000 S0 (10kWh Stack) This model combines two 5kWh modules to provide a total of 10kWh storage capacity. It suits average sized homes in Perth that consume more electricity or have higher peak demands. This model offers greater energy independence and can cover more household loads during nighttime or outages compared to the 5kWh unit.
IS BATT 15000 S0 (15kWh Stack) This configuration stacks three 5kWh modules for a total 15kWh usable storage. It is designed for larger homes or families with significant energy needs, including those with electric vehicles or multiple high consumption appliances. The 15kWh battery offers ample backup power and maximizes solar self-consumption for Perth households looking for a robust energy solution.


Advanced Battery Features & Benefits
Battery Technology & Capabilities
The iStore battery system features intelligent modular architecture built around stackable 5kWh battery modules. This innovative design allows Perth homeowners to start with their current energy needs and seamlessly expand their storage capacity as requirements evolve, ensuring your investment grows with your family changing energy demands.
- 100% Depth of Discharge Users can utilize all stored energy, optimizing power use.
- Safe Lithium Iron Phosphate (LiFePO₄) Stable, fire safe battery chemistry with multiple layers of protection.
- Built-in Energy Optimisers Ensures that each module performs optimally without being affected by older or faulty modules.
- Fire Extinguishing Tech Each module has a self-extinguishing pack that activates automatically, minimizing risk.
- Backup Power Option Optional “Backup Box” provides emergency power during grid outages.
- Flexible Installation Slim 15cm design for wall or floor mounting, suited for indoors or outdoors (IP66 rating).
- Quiet Operation Passive convection cooling, operating below 29 dB noise level.
- Warranty 10 year hardware warranty.
SolaX Battery Storage Specs
IS-BATT-5000-S0
Usable Energy Capacity : 5 kWh
Max Continuous Output Power : 2.5 kW
Battery Module Weight : 50 kg
IS-BATT-10000-S0
Usable Energy Capacity : 10 kWh (2 stacked)
Max Continuous Output Power : 5 kW
Peak Output Power (10s) : 7 kW
Battery Module Weight : 100 kg (2 modules)
Dimensions : 670x150x720 mm
IS-BATT-15000-S0
Usable Energy Capacity : 15 kWh (3 stacked)
Max Continuous Output Power : 5 kW
Peak Output Power (10s) : 7 kW
Battery Module Weight : 150 kg (3 modules)
Dimensions : 670x150x1080 mm
Inverter Compatibility Guide
Seamless Integration with iStore Battery
iStore hybrid inverters represent the intelligent core of modern energy storage systems, seamlessly integrating solar generation, battery storage, and grid connectivity into one sophisticated unit. Engineered specifically for Australian conditions, these advanced inverters maximize energy efficiency by intelligently managing power flow between your solar panels, iStore batteries, and the electrical grid. Each iStore Hybrid Inverter model is designed for high performance, robust safety, and seamless modular battery expansion. Here is a brief introduction for each:
- IS-HYB-5000-1PH (Single-Phase 5kW) Perfect for standard homes combining solar and battery storage. Features dual MPPT optimization and supports 5-30kWh iStore batteries with advanced surge protection.
- IS-HYB-6000-1PH (Single-Phase 6kW) Higher output inverter for increased energy demands. Includes built-in WiFi, superior shade mitigation, and backup power integration with up to 30kWh battery capacity.
- IS-HYB-5000-3PH (Three-Phase 5kW) Designed for larger homes and small businesses with 98.4% peak efficiency. Features arc fault protection and PID recovery, supporting dual modular batteries.
- IS-HYB-6000-3PH (Three-Phase 6kW) The most powerful option for commercial and high-consumption setups. Dual MPPT inputs with optimizer compatibility and full 30kWh battery expansion capability.
All models provide intuitive app monitoring, IP65 weatherproof design, and extensive built-in protection for safe and reliable operation.


FAQs about iStore Storage in Perth WA
What battery capacities are available and how can they be scaled?
iStore batteries use modular 5 kWh units that can be stacked for a total capacity of up to 30 kWh in single phase and 60 kWh in three phase systems, ideal for meeting small to large household demands.
Which chemistry is used in iStore batteries?
iStore batteries use Lithium Iron Phosphate (LiFePO4 or LFP) cells, offering high safety, long cycle life, and 100% depth of discharge for greater usable energy.
Are iStore batteries suitable for installation outdoors in Perth?
Yes, their IP66 weatherproof rating ensures robustness against Perth climate, allowing safe outdoor or indoor installation in harsh or coastal environments.
Do iStore batteries require a specific inverter?
They must be paired with an iStore Hybrid Inverter for full functionality and warranty coverage, integration with Huawei hybrid inverters is also officially supported.
What warranty and performance guarantees are offered?
iStore batteries come with a 10 year product and performance warranty, guaranteeing a minimum of 70% capacity after 10 years and at least 3.65 MWh throughput per usable kWh.
Fusion Sun Solar
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