Battery Storage

Fox ESS EQ4800 Battery

A high-voltage modular residential battery system designed for scalable solar energy storage. The Fox ESS EQ4800 starts at 4.66kWh per module and can expand up to 41.93kWh, making it ideal for growing energy needs. Built with safe LiFePO₄ technology, smart energy management, and seamless integration with Fox ESS hybrid inverters, it offers a reliable and future-ready storage solution for modern homes.

Size the battery around its job

Questions to Resolve Before Choosing Battery Storage

Battery value depends on how the property generates and uses energy, not only the advertised capacity. A proposal should make the intended operating mode, compatibility, backup scope, and financial assumptions clear.

Review battery installation →Read the 2026 battery guide →

How much excess solar is available to charge the battery across the year
When the property uses electricity and which loads matter after sunset
Whether backup is required and which circuits should operate during an outage
Existing inverter compatibility, usable installation space, and switchboard capacity
Usable battery capacity, operating reserve, expansion options, monitoring, and warranty terms
The current tariff, program eligibility, quote assumptions, and expected battery operating mode

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Contact Us

Sydney

5-7 Hepher Rd, Campbelltown NSW 2560

Email: admin@kegsolar.com

Ph: 0434 088 769

Gold Coast

7/9 James St Burleigh Heads, Gold Coast 4220

Email: admin@kegsolar.com

Ph: 0434 088 769

We’re committed to delivering top-quality solar solutions.

If you're interested in learning more about solar, contact us today.

KEG Solar provides residential and commercial solar, batteries, upgrades, maintenance, and system support from published locations in Campbelltown and Burleigh Heads.