The Fox HV Junction Box is used for paralleling the High Voltage, EP range of batteries from Fox ESS – EP3, EP5-H, EP6, EP11-H, EP12. The junction box allows additional batteries to be installed in parallel allowing for a maximum storage capacity of 46.08kWh when paired with 4x EP12 Fox batteries.
Maximum Battery Limit
Supports up to 4-way battery parallel connection
Scalable to 46.08kWh (4x EP12 Batteries)
Supports 4 battery inputs and 1 load input
Max Continuous Current: 50A
Earn rewards with Axle Energy £25 signup bonus + £10/month minimum earnings. T&Cs apply.
SUPPLY & INSTALLATION AVAILABLENeed this professionally installed?
The Eco Supermarket also offers complete solar and battery installations. We can help specify the right system and provide a full installation quotation.
The Fox HV Junction Box is used for paralleling the High Voltage, EP range of batteries from Fox ESS – EP3, EP5-H, EP6, EP11-H, EP12.
The junction box allows additional batteries to be installed in parallel allowing for a maximum storage capacity of 46.08kWh when paired with 4x EP12 Fox batteries.
Please Note: This product is essential if installing more than 1 Fox EP3, EP5, EP6, EP11 or EP12 batteries in a single system.
Battery Limits (Important)
Maximum Battery Limit
Supports up to 4-way battery parallel connection
Allows connection for battery 2, 3 and 4 in your system
Features of the Fox HV Junction Box:
Supports up to 4-way battery parallel connection
Scalable to 46.08kWh (4x EP12 Batteries)
Supports 4 battery inputs and 1 load input
Max Continuous Current: 50A
Peak Current: 65A @60s
Lightweight for easy installation
IP65 Rated protection, install indoors or outdoors
Works with Fox EP Range – Slimline Battery Storage
The Fox HV Junction Box is for use with the Fox ESS EP Series of batteries. The EP range is a high-performance, scalable battery storage system which can be floor or wall-mounted; with their sleek design and slim profile (a depth of only 14.7cm) they are suitable for a range of install locations.
Advanced System Monitoring – Fox Cloud 2.0
Monitor your Fox EP Series Battery in real-time, see its current charge, historical charging data and even choose when and if you want to charge your battery from the grid during cheaper electricity tariffs, all from your smartphone or tablet.
Fox ESS Integrations
Earn extra from a compatible home battery
Axle Energy runs a free Virtual Power Plant (VPP) for compatible home battery systems.
During selected grid events, participating batteries can export energy to help support the grid - and customers are paid for taking part.
Explore smart energy tariffs with Octopus Energy
Octopus Energy offers tariffs designed around technologies including solar, battery storage and EV charging.
Switch using our referral link and you'll receive £50 credit once your switch is complete.
Existing customer? You can still explore their smart tariffs and energy services.
T&Cs apply. Only one switching offer per household.
Explore smart-energy services, tariffs and resources that can complement solar, battery storage, EV charging and wider home or business energy systems. Compatibility and eligibility vary by product, equipment and service provider.
Earn extra from a compatible home battery
Axle Energy runs a free Virtual Power Plant (VPP) for compatible home battery systems.
During selected grid events, participating batteries can export energy to help support the grid - and customers are paid for taking part.
Explore smart energy tariffs with Octopus Energy
Octopus Energy offers tariffs designed around technologies including solar, battery storage and EV charging.
Switch using our referral link and you'll receive £50 credit once your switch is complete.
Existing customer? You can still explore their smart tariffs and energy services.
T&Cs apply. Only one switching offer per household.
Battery Boost is an independent UK smart-energy resource covering
solar, battery storage, EV charging, smart tariffs, VPPs, optimisation,
plug-in batteries and commercial energy.
Explore compatibility, compare services and tariffs, follow market changes
and understand how different energy technologies can work together.