Fully Installed Fox Hybrid Inverter Kits with EP11 Battery Storage Options
To view our full range of installed battery storage packages visit our collection page here
To request a bespoke quote please complete our quotes form
Nationwide Solar & Battery Installations Across the UK
We provide professional solar and battery storage installations nationwide across most areas of the UK. Every system is fully certified and installed by qualified engineers, giving you peace of mind and long-term reliability.
Pricing and Deposit Information
- A £750 refundable deposit is required to begin the installation process and, where necessary, to submit your DNO (Distribution Network Operator) application.
- The balance payment is due before delivery of the system. (Please note: any date shown at checkout is only an estimate.)
- The listed price includes:
- Full installation
- DNO application submission
- MCS certification
- 2-year workmanship warranty
- Delivery of all components
In some cases, a new sub-board or RCD board may be required. If so, this will be quoted separately or charged on the day if installers need to purchase upgrade parts.
Optional Backup Power Upgrades
For properties in remote UK locations or where backup power is required, additional electrical components can be installed:
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Full house backup – With either automatic switchover or manual switchover, depending on system size and capacity.
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Critical load backup – Using the EPS output and a second consumer unit to supply essential circuits only (e.g. lighting, refrigeration, Wi-Fi, medical equipment).
Backup upgrade options are available on our installed packages page here. These can be added to your order after your deposit is paid, with payment only due once components are ready for installation.
Steps to Proceed After Deposit Payment
To move forward with your installation, please provide:
6. Your MPAN number (found on your electricity bill).
7. Photos of the proposed installation space for the battery system, with a brief description of the location.
8. Photos of your consumer unit, along with a description of its position relative to the battery system location.
9. Photos of your existing solar inverter setup (if applicable).
Fox ESS K Series Hybrid Datasheet
FOX ESS EP11 Data Sheet
Fox ESS collection page for further information and documents
Fox Hybrid Inverter Kits with EP11 Battery Storage
Our Fox hybrid inverter kits come with 9–10.5kWh hybrid inverters paired with EP11 IP65-rated battery storage, suitable for outdoor installation and equipped with a heating element for cold climates. These kits allow charging from both solar panels and the grid, making them a flexible solution for residential and commercial energy storage applications.
⚠️ Please note: EP series batteries are only compatible with the same model/size.
EP Series Battery Features
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High-performance, scalable storage for a wide range of applications
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Supports 90% depth of discharge for maximum energy use
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Scalable up to 4 batteries for increased capacity
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Floor or wall mounting – compact and easy to install
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IP65 rating – suitable for outdoor use
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High voltage and high efficiency
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Integrated heating element for low-temperature environments
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10-year warranty for peace of mind
EP11 Battery Specifications
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Weight: 100kg
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Nominal Energy: 10,360Wh
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Depth of Discharge: 90%
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Nominal Voltage: 384V
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Maximum Charge/Discharge Current: 27A
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Recommended Charge Current: 13.5A
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Dimensions: 70 x 625 x 147 mm (W x H x D)
Why Choose Fox Hybrid Kits with EP Batteries?
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Flexible hybrid charging – from solar panels or the electrical grid
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Reliable outdoor performance – IP65-rated and with heating element
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Scalable storage – expand capacity to meet growing energy needs
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Compact and easy to install – wall or floor mounted
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Long-term reliability – backed by 10-year warranty
