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Fox EP11-H 10.36kWh Battery with Heater + 10-year Warranty – Fox ESS Solar Battery


Enhanced Performance with the Fox EP11-H 10.36kWh High Voltage Battery – Foxโ€™s first slimline, wall-mountable storage solution with built-in self-heating technology for reliable performance in low temperatures.

The EP11-H offers 10.36kWh capacity, 90% Depth of Discharge, and a 10-year warranty. With the Fox Junction Box, you can scale to 41.44kWh (4 units), or up to 82.88kWh when paired with the Fox H3 PRO hybrid inverter.

Note: A Junction Box is required when installing 2-4 EP11-H batteries.

Note: Fox EP11 and EP12 batteries can be mixed in the same system, as long as all batteries are updated to firmware V1.010 or newer. For best performance, we still recommend using the same model where possible.


System Configuration Limits

Maximum Capacity:
4x EP11-H Batteries = 41.44kWh
8x EP11-H Batteries = 82.88kWh (with Fox H3 PRO only)


Key Features of the Fox EP11-H 10.36kWh Battery:
  • 10.36kWh capacity per battery
  • Self-heating element for improved low-temperature performance
  • 90% Depth of Discharge (DoD)
  • Scalable to 41.44kWh (4 units) / 82.88kWh (with H3 PRO)
  • Slimline design โ€” only 147mm depth, wall or floor-mountable
  • IP65 Rated for indoor/outdoor use
  • CAN / RS485 communication
  • Wide temperature tolerance
  • High voltage, high efficiency system
  • 10-Year Warranty (5 + 5 extension)

Fox ESS Integrations

Axle Energy logo
Earn extra from your Fox ESS battery

Axle Energy runs a free Virtual Power Plant (VPP) that works with Fox ESS batteries and inverters. It occasionally exports energy from your system to support the grid - and pays you for taking part.

  • ยฃ25 signup bonus when you join via our link
  • ยฃ10/month minimum earnings guaranteed
  • ยฃ1 per kWh exported during events
Earn ยฃ10/month & join the Axle VPP

Octopus Energy
Switch to the UKโ€™s most awarded energy supplier
Switch to Octopus Energy and youโ€™ll get ยฃ50 credit once your switch is complete. Existing customer? Find out how you can benefit too. T&Cs apply (only one switching offer per household).
Get ยฃ50 Credit


Video โ€“ Fox EP11 Installation Guide

£2,340.00 inc.VAT (£1,950.00 Ex.VAT)

Multi-buy Discount
Quantity Discount Per Unit
2 £20.00
3 £30.00
4 + £40.00

Fox EP11-H 10.36kWh Battery with Heater + 10-year Warranty – Fox ESS Solar Battery

Enhanced Performance with the Fox EP11-H 10.36kWh High Voltage Battery – Foxโ€™s first slimline, wall-mountable storage solution with built-in self-heating technology for reliable performance in low temperatures.

The EP11-H offers 10.36kWh capacity, 90% Depth of Discharge, and a 10-year warranty. With the Fox Junction Box, you can scale to 41.44kWh (4 units), or up to 82.88kWh when paired with the Fox H3 PRO hybrid inverter.

Note: A Junction Box is required when installing 2-4 EP11-H batteries.

Note: Fox EP11 and EP12 batteries can be mixed in the same system, as long as all batteries are updated to firmware V1.010 or newer. For best performance, we still recommend using the same model where possible.


System Configuration Limits

Maximum Capacity:
4x EP11-H Batteries = 41.44kWh
8x EP11-H Batteries = 82.88kWh (with Fox H3 PRO only)


Key Features of the Fox EP11-H 10.36kWh Battery:

  • 10.36kWh capacity per battery
  • Self-heating element for improved low-temperature performance
  • 90% Depth of Discharge (DoD)
  • Scalable to 41.44kWh (4 units) / 82.88kWh (with H3 PRO)
  • Slimline design โ€” only 147mm depth, wall or floor-mountable
  • IP65 Rated for indoor/outdoor use
  • CAN / RS485 communication
  • Wide temperature tolerance
  • High voltage, high efficiency system
  • 10-Year Warranty (5 + 5 extension)

Easy Installation & Monitoring

– Requires Fox Junction Box for multi-battery setups
– Monitor performance with Fox Cloud 2.0 via smartphone or tablet


Warranty

The EP11-H comes with a full 10-year warranty (5 years standard + 5 years extension upon registration).


Compatibility

– Works with all Fox ESS single-phase and three-phase hybrid inverters
– Compatible with Fox AC-coupled inverters
– Junction Box required when connecting more than one battery
Mixing EP11 and EP11-H is supported, but the self-heating function will not operate in mixed systems


Fox ESS Integrations

Axle Energy logo
Earn extra from your Fox ESS battery

Axle Energy runs a free Virtual Power Plant (VPP) that works with Fox ESS batteries and inverters. It occasionally exports energy from your system to support the grid - and pays you for taking part.

  • ยฃ25 signup bonus when you join via our link
  • ยฃ10/month minimum earnings guaranteed
  • ยฃ1 per kWh exported during events
Earn ยฃ10/month & join the Axle VPP

Octopus Energy
Switch to the UKโ€™s most awarded energy supplier
Switch to Octopus Energy and youโ€™ll get ยฃ50 credit once your switch is complete. Existing customer? Find out how you can benefit too. T&Cs apply (only one switching offer per household).
Get ยฃ50 Credit

Frequently Asked Questions

What makes the EP11-H different from the EP11?
The EP11-H includes a built-in self-heating element, allowing it to charge and discharge safely in low-temperature environments.
How many EP11-H batteries can I connect?
Up to 4 units (41.44kWh) with the Junction Box, or 8 units (82.88kWh) when paired with the Fox H3 PRO inverter.
Is the Junction Box always required?
No. The Junction Box is only needed if more than one EP11-H battery is installed.
Can the EP11-H be wall-mounted?
Yes. The EP11-H is Foxโ€™s first slimline wall-mountable battery, with a depth of just 147mm. It can also be floor-mounted.
Can I mix EP11 and EP11-H batteries?
Yes. EP11 and EP11-H can be paralleled in the same stack. However, the self-heating function is disabled in mixed systems, so the heating element in the EP11-H will not operate. For best results, bring all batteries to the same state of charge before connection and ensure matching firmware versions.
What warranty is included?
The EP11-H comes with a 10-year warranty (5 years standard + 5 years extension upon registration).


Product Code: FOX-EP11-H


Downloads

Datasheet โ€“ Fox EP11-H Battery
Installation Guide โ€“ Fox EP11
User Manual โ€“ Fox EP11
Factsheet โ€“ Fox EP Series


Video โ€“ Fox EP11 Installation Guide

 

SKU: FE-HV-EP11-10YR-H Categories: , , , ,
Brand

Fox ESS

Capacity

10.36kWh, 5.18kWh

Depth of Discharge

90%

Life Cycles

โ‰ฅ4000

Protection Class

IP65

Weight

99kg

Dimensions

710*625*147 (mm) (W*H*D)

Warranty

10 Years

Downloads

Datasheet – Fox EP11-H Battery (Heated)
Installation Guide – Fox EP11 Battery
User Manual – Fox EP11 Battery
Factsheet – Fox EP Series

Video – Fox EP Series (EP11) Install Guide

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