Fox ESS is a leading provider of renewable energy technologies and energy storage solutions, specialising in photovoltaic (PV) systems and battery storage. Founded with a vision to drive energy efficiency and sustainability, Fox ESS delivers innovative products designed for both residential and commercial applications.
T: 02475 100078
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GivEnergy 3kW AC Inverter Charger charges from Economy 7 or Octopus Go
£464.00 + VAT
GivEnergy 3kW AC Coupled Inverter Charger charges from the grid, IP65
#1: GIV-AC3.0 SN
#2: GivEnergy 3kW AC Coupled Inverter Charger
GivEnergy 3kW Data Sheet
GivEnergy 3kW User Manual
GivEnergy 3kW Warranty
GivEnergy 3kW G100
GivEnergy Full Schematics
GivEnergy Welcome Pack
5 yr Extended Warranty available here
Suitable for charging from Economy 7 such as Octopus Go. For detailed explanation of how to maximise Economy 7 essential information to work out which battery storage options is best for you please visit - Understaning Economy 7
GivEnergy 3kW AC-Coupled Hybrid Inverter – Solar & Grid Charging
GivEnergy’s 3kW hybrid inverter combines state-of-the-art inverter technology, advanced battery systems, and a powerful management platform to deliver efficient, reliable energy storage for your home or business.
🔌 Key Features
AC-Coupled Design: Charges from surplus PV generation and the grid (ideal for economy tariffs)
Backup Power: Supports up to 2.5kW to critical circuits (requires a 20A+ isolator or changeover switch)
Wi-Fi Enabled: Full access to the monitoring platform for real-time performance tracking
Remote Management: Site-specific firmware upgrades and troubleshooting via web browser or app
Simultaneous Charge & Discharge: Minimises imported energy and optimises usage
Export Limitation Functionality: Control the amount of energy exported to the grid
⚡ Benefits
Reliable Backup Power: Keeps essential circuits running during outages
Full UK Technical Support: Includes 1 hour of installation support with every inverter
Commercial & Residential Use: Flexible energy management for all applications
Long-Term Protection: 12-year manufacturer warranty for peace of mind
✅ Why Choose GivEnergy
GivEnergy designs and manufactures its own inverters, batteries, and monitoring platforms to provide a complete, integrated energy storage solution. With advanced control logic and seamless grid integration, this hybrid inverter maximises self-consumption, reduces energy bills, and future-proofs your renewable energy system.
Solis Single Phase 5kW AC Coupled Inverter
£556.00 + VAT
Solis Single Phase 5kW AC-Coupled Inverters
#2: SOL-S6-EA1P5K-L Storage Systems - Charger-Inverter
Solis S6 5kW Data Sheet
Solis S6 5kW User Manual
Solis Product Compatibility
Solis S6 5kW Warranty
5yr extended warranty available here
Solis Single Phase 5kW Low Voltage AC-Coupled Inverter
The Solis 5kW Low Voltage AC-Coupled Inverter is designed for reliable, efficient home energy storage and solar integration. Perfect for single-phase installations, this inverter ensures safe, flexible, and high-performance operation with modern lithium-ion battery systems.
Solis Meter 1ph Eastron with external CT - SDM120CT recommended for accurate energy reading
Key Features
High charge/discharge capacity: 125A / 6kW maximum rating.
Flexible charging schedules: Supports 6 different battery charging and discharging times.
Real-time battery monitoring: Keep track of battery health and performance.
Remote upgrades: Easily update firmware via internet connectivity.
Peak shaving support: Optimise energy use in self-use and generator modes.
Low standby power: Minimises overall system energy consumption.
Enhanced battery protection: Prolongs battery lifespan and ensures safe operation.
Specifications
Rated Power: 5,000 W
Weight: 24.5 kg
Max Current: 40 A
Number of Phases: Single-phase (1)
Compatibility: Works with Solis Low Voltage AC-coupled battery systems
Fox AC 3.7kW High Voltage Charger Inverter
£607.00 + VAT
Fox AC 3.7kW Charger Inverter
#1: FE-AC1-3.7 Storage Systems - Charger-Inverter
Fox 3.7kW Data Sheet
Fox 3.7kW Inverter User Manual
Fox 3.7kw Inverter Warranty
Fox 3.7kw Inverter G100 Certificate
FoxESS High Voltage Battery Management System (BMS)
Ensure safe, efficient, and optimised battery performance with the FoxESS High Voltage BMS Unit, designed to seamlessly manage Fox EP5/11, HV2600 and Cube battery systems.
Key Features
Compatible Batteries: Fox HV2600 & Cube batteries
Minimum Requirement: 2 x HV2600 batteries required for operation
IP65 Rated: Suitable for outdoor installations
Remote Monitoring: Access battery status and performance via smartphone or web portal
Expandable: Easily add more batteries to grow your storage system
Dual MPPT: Optimises solar production for maximum efficiency
High Round-Trip Efficiency: 97% for superior energy retention
Included Accessories: CT Clamp for installation and monitoring
Benefits
Easy Installation: Saves time with plug-and-play setup
Reliable Safety: Monitors and protects your battery system automatically
Scalable: Supports system expansion without hassle
The FoxESS HV BMS Unit is the perfect companion for your high-voltage Fox battery storage system, combining safety, efficiency, and smart monitoring in a single compact unit.
Fox AC 5.0kW High Voltage Charger Inverter
£640.00 + VAT
Fox AC 5.0kW Charger Inverter
#1: FE-AC1-5.0 Storage Systems - Charger-Inverter
Fox 5.0kW Data Sheet
Fox 5.0kW Inverter User Manual
Fox 5.0kw Inverter Warranty
Fox 5.0kw Inverter G100 Certificate
Fox AC Charger Inverter – Efficient & Expandable
The Fox charger is designed for seamless integration into your solar setup. With a user-friendly installation process, this system reduces installation time and provides reliable energy management. Remote monitoring is available via your smartphone or the web portal, giving you full control and visibility wherever you are.
Key Features
Battery Compatibility: Works with Fox HV2600 and Cube batteries
Durable & Weatherproof: IP65 rating makes it suitable for outdoor installation
Remote Monitoring: Access via smartphone app or web portal
Scalable Solution: Easily expand battery capacity as your energy needs grow
Dual MPPT: Ensures optimal solar generation and system performance
High Efficiency: Round-trip efficiency of up to 97%
Safety First: Requires BMS unit and a minimum of 2 x HV2600 batteries
Accessories Included: Comes with CT Clamp for monitoring grid import/export
SolaX X1 Fit AC Coupled Battery charger Inverter HV 5.0kW
£640.00 + VAT
SolaX X1 Fit AC Coupled Battery charger Inverter HV 5.0kW
#2: X1-FIT-G4-5.0 Storage Systems - Charger-Inverter #3: 4614
Sola X1 RetroFit Inverter Data Sheet
Solax X1 RetroFit Inverter User Manual
Solax X1 RetroFit Inverter Warranty
Solax X1 RetroFit G99 Certification
Energy meter is required for SolaX charger to work
WiFi stick is required for SolaX CloudFor a full list of SolaX products click here.
SolaX X1 RetroFit AC Charger – Upgrade Your PV System
Upgrade your existing solar PV system effortlessly with the SolaX X1 RetroFit AC Coupled Inverter Charger. Designed for single-phase inverters of any brand, this retrofit solution delivers high efficiency, flexibility, and reliable performance. Ideal for residential or commercial installations.
Key Features
High Efficiency – Up to 97% maximum efficiency for optimal energy usage
Flexible Battery Support – Supports high-voltage batteries for reduced cable thickness
Wide Compatibility – Works with any single-phase inverter brand
Remote Monitoring – Monitor performance via SolaX XCloud
Quiet & Low Maintenance – Natural cooling design for silent operation
Technical Benefits
Max Charge/Discharge – 6 kW
Installation – Indoor or outdoor rated
Smart Grid Ready – Supports grid trading with <0.5s response time
Flexible Charging – Grid charging possible
Connectivity – WiFi or LAN stick available separately
Battery Requirements
Minimum of 1 Solax battery per X1 AC inverter
Maximum of 3 batteries, all must be same capacity (cannot mix 4.5kWh and 6.3kWh batteries)
Compliance
UK tested and certified under G98/G99 standards
Requires latest firmware and hardware version for compliance
The SolaX X1 RetroFit AC Charger is the perfect solution to extend the life and capabilities of your PV system while providing smart, high-efficiency energy management.
SolaX X1-FIT G4 7.5kw (AC Coupled Inverter)
£670.00 + VAT
SolaX X1-FIT G4 7.5W (AC Coupled Inverter)
#3: 4578
Sola X1 FIT Data Sheet
Solax X1 FIT User Manual
Solax X1 FIT Warranty
Solax X1 FIT G99 Certification
SolaX X1-FIT G4 7.5kW (AC Coupled Inverter)
The SolaX X1-FIT G4 7.5kW AC Coupled Inverter Charger is designed to upgrade existing solar PV systems with reliable battery storage functionality. Compatible with any single-phase inverter brand, it delivers up to 97% efficiency and is built for both indoor and outdoor installations. With remote monitoring via the SolaX Cloud, homeowners can optimise energy usage and maximise savings.
Benefits of the SolaX X1-FIT G4
Store excess solar energy for later use, reducing grid reliance
Provides emergency power supply (EPS) during power cuts
Compact, lightweight design with IP65 weatherproof rating
Supports grid trading applications with rapid response times
Compatible with high-voltage batteries, reducing cabling costs
Advanced Features
High Performance & Efficiency
Max. efficiency: 97%
Max. 7.5kW power output with 40A current
AC attributes: Single-phase, 7500W max power
Smart Energy Management
VPP (Virtual Power Plant) function for smart grid trading
Remote firmware upgrades and control
Flexible peak shaving to balance grid demand
Charging from the grid supported
Reliable & Low Maintenance
Natural cooling system for quiet operation
Robust IP65 rating for indoor/outdoor use
WiFi or LAN connectivity options available separately
Technical Specifications
AC Attributes
Max Power: 7500W
Max Current: 40A
Phases: 1
System Performance
Max Efficiency: 97%
IP Rating: IP65
Weight: 23kg
Dimensions: 482 × 417 × 181mm
For a full list of SolaX products click here.
SolaX X3-FIT G4 8kW (3ph AC Coupled Inverter)
£957.00 + VAT
SolaX X3 RetroFit AC Coupled Battery 3ph Inverter 8kW
#2: X3-FIT-8#3: 4748
Solax X3 8kW Inverter Data Sheet
Solax X3 8kW Inverter User Manual
Solax X3 8kW Inverter Warranty
Solax X3 Inverter G99 Certification
SolaX X3-FIT Series 3-Phase AC Coupled Hybrid Inverter
Product Overview
The SolaX X3-FIT Series is a fourth-generation, 3-phase AC coupled hybrid inverter designed for maximum solar energy utilisation. This retro-fit inverter directs excess solar energy into your battery for later use and can act as a backup power supply during grid outages, sending stored energy back to your home.
Key Features
Virtual Power Plant (VPP) Function
Supports VPP integration for smart energy management
Emergency Power Supply (EPS)
Switchover time <10ms
Provides up to 150% output for 60 seconds during power loss
Flexible Energy Management
Max. 110% nominal apparent AC power
Flexible peak shaving for optimised energy use
Optional three-phase unbalanced output
Connectivity
Compatible with WiFi V2.0 for SolaX Cloud monitoring
WiFi stick required for remote monitoring
Installation Notes
For G100 applications, a software update is recommended
Recommended use with SolaX CHINT three-phase CT energy meter
Collections are not permitted due to health & safety regulations
Technical Specifications
AC Attributes
Max power: 8,800 W
Max current: 12.9 A
Number of phases: 3
System
Max efficiency: 98%
IP rating: IP65
Dimensions & Weight
Dimensions (H x W x D): 503 x 503 x 199 mm
Weight: 30 kg
SolaX X3-FIT G4 10kW (3ph AC Coupled Inverter)
£1,129.00 + VAT
SolaX X3 RetroFit AC Coupled Battery 3ph Inverter 10kW
#2: X3-FIT-10#3: 4749
Solax X3 Inverter Data Sheet
Solax X3 Inverter User Manual
Solax X3 Inverter Warranty
Solax X3 Inverter G99 Certification
Modbus Energy meter is required for SolaX charger to work
WiFi stick is required for SolaX CloudFor a full list of SolaX products click here.
Three-Phase Retro Fit 10.0kW AC Coupled Inverter
Product Features
Compatible with high-voltage batteries
IP65 protection rating
Natural cooling for low maintenance
Maximum efficiency up to 96%
EPS Functionality
This is the W version of the inverter with a built-in EPS function. An external backup box is required to fully utilise the EPS capability.
Battery Compatibility
Supports 2 to 4 Solax Triple Power Batteries (all batteries must be the same size per system).
Scalability
This inverter can be paralleled up to 5 units per site, offering flexible expansion for larger installations.