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 - Understanding Economy 7

To build a system to charge from the grid or from an existing PV system, please select the AC 5.0kw charger & 2-7 batteries. Brackets & fuse disconnector are optional. Up to 3 AC chargers can be installed on a single phase.

To build a system for a new pv installation, please select a suitable hybrid inverter, 2-7 batteries. Brackets & fuse disconnector are optional.

All in one unit includes everything required with hybrid inverter and up to 4 batteries.

Fox AC 5.0kW High Voltage Charger Inverter £647 + VAT £776.63 incl. 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  *Collections are not permitted due to health & safety regulations* The Fox system is easy to install and will save you time spent on installation. Remote monitoring is also avalible via your smartphone or web portal. Compatible with Fox HV2600 & Cube batteries  IP65 rated - suitable for outdoor installations Remote monitoring via web portal or smartphone Easy to expand battery capacity Dual MPPT - ensure optimal solar production High round-trip efficiency of 97% BMS unit required 2 x HV2600 batteries minimum CT Clamp included 
Fox H1 3.7kW Hybrid Inverter 1PH G2 £625 +VAT £750.00 incl. VAT
Fox H1 3.7kW Hybrid Inverter 1PH G2 #2: FE-H1-3.7-G2 Storage Systems - Hybrid Inverter  Fox H1 3.7kW Datasheet Fox H1 3.7kW Manual Fox H1 3.7kW Installer Guide Fox H1 3.7kW G100 Certification Fox Battery Sizing Guide  *Collections are not permitted due to health & safety regulations* Features: Easy Install High Voltage  IP65 Rated Remote Monitoring Dual MPPT - ensure optimal solar production High round-trip efficiency of 97% With this single phase Hybrid/AC Inverter  you can easily expand your system with up to seven batteries in series, with a maximum storage capacity of 33.24kWh.  Compatible with: ECS2900 (1 Master Minimum, up to 6 Slaves Maximum) ECS4100 (1 Master + 1 Slave Minimum, up to 6 Slaves Maximum) ECS4300 (1 Master + 1 Slave Minimum, up to 6 Slaves Maximum) ECS4800 (1 Master + 1 Slave Minimum, up to 6 Slaves Maximum) HV2600 (1 BMS + 2 HV2600 Minimum, up to 7 Maximum) Included: CT Clamps WiFi stick  Still Required: a second CT if there's another generator set (i.e PV, wind or other). a meter between inverter and incoming power connection point IF distance is more than 30m apart. Compatibility: FoxESS inverters compatible with Tigo optimisers Fox ESS inverters are not compatible with SolarEdge or Huawei optimizers Specs: Weight: 22 kgRated Power: 3,680 WMin PPT Voltage: 80 VMax PPT Voltage: 550 VDC Startup Voltage: 75 VDC Shutdown Voltage: 600 VMax Input Voltage: 600 VMax DC Power (5 minutes): 5,500 WMax AC Power (5 Minutes): 3,680 WSurge AC Power (1 Second: 4,400 WMax DC Current: 32 AMax DC Inputs: 2Has DC Fuses: 0Connector: MC4  Included Connectors: 4Euro Efficiency: 95.7 %Transformer: NoneMPPT Quantity: 2Has Integrated DC Switch: YesWarranty: 5 years Remember to register your install with Fox online to activate the 10 year product warranty, otherwise it's 5 years as standard. Please click here for registration page.Please check the warranty document for more information.
Fox H1 High Voltage 3.7kW Hybrid Inverter £589 +VAT £706.80 incl. VAT
Fox H1 High Voltage 3.7kW Hybrid Inverter#1: FE-H1-3.7 Storage Systems - Charger-Inverter  Fox 3.7kW Data Sheet  Fox 3.7kW User Manual  Fox 3.7kW Warranty  Fox 3.7kW G100 Certification *Collections are not permitted due to health & safety regulations*   Don't forget: You must register your install with Fox online to activate the 10 year product warranty, otherwise it's 5 years as standard. Please click here for registration page. Please check the warranty document for more information. The Fox system is easy to install and will save you time spent on installation. Remote monitoring is also available via your smartphone or web portal. Uses high voltage batteries HV2600 or Cube IP65 rated - suitable for outdoor installations Remote monitoring via web portal or smartphone Easy to expand battery capacity Dual MPPT - ensure optimal solar production High round-trip efficiency of 97% CT Clamps and WiFi stick are included in the box. A second CT will be required if there's another generator set (i.e PV, wind or other). Rated Power: 3,680 WMin PPT Voltage: 80 VMax PPT Voltage: 550 VDC Startup Voltage: 75 VDC Shutdown Voltage: 75 VMax Input Voltage:600 VMax DC Power: 4,680 WMax AC Power (5 Minutes): 5,000 WSurge AC Power (1 Second): 6,000 WMax DC Current: 27 AMax DC Inputs: 2Has DC Fuses: 0Connector: MC4 Included Connectors: 4Euro Efficiency:97 %Transformer: NoneMPPT Quantity: 2Has Integrated DC Switch: YesWarranty: 5 years
Fox 10kW K Series Single Phase Hybrid Inverter £1,050 + VAT £1,260.00 incl. VAT
Fox 10kW K Series Single Phase Hybrid Inverter #2: FE-KH1-10.0 Storage Systems - Hybrid Inverter  Fox 10.0kW Datasheet  Fox 10.0kW Manual  Fox 10.0kW Warranty  Fox 10.0kW G100 Certificate *Collections are not permitted due to health & safety regulations* The FoxESS KH8 is a stylish 10kW single phase IP65 full hybrid inverter. The Fox KH8 uses high voltage batteries for maximum round-trip efficiency, ensuring you get the most out of your solar system. The FoxESS KH10 is easy to install, saving you valuable time on site. The FoxESS Cloud allows for easy remote monitoring and control, making it a breeze to support remotely.  Compatible with: ECS2900 (1 Master + 1 Slave Minimum, up to 6 Slaves Maximum) Compatible with: ECS4100 (1 Master + 1 Slave Minimum, up to 6 Slaves Maximum) Compatible with: ECS4800 (1 Master + 1 Slave Minimum, up to 6 Slaves Maximum) Compatible with: HV2600 (1 BMS + 2 HV2600 Minmum, up to 8 Maximum) IP65 rated - suitable for outdoor installations Remote monitoring via web portal or smartphone Easy to expand battery capacity Tripple MPPT - ensure optimal solar production High round-trip efficiency of 97% CT clamp is included in the box for zero export control.
FOX ESS H3 10.0KW 3PH Hybrid Inverter £1,783 + VAT £2,139.64 incl. VAT
FOX ESS H3 10.0KW 3PH Hybrid Inverter #2: FE-H3-10.0 Storage Systems - Hybrid Inverter  Fox 10.0kW Datasheet  Fox 10.0kW Manual  Fox 10.0kW Warranty  Fox 10.0kW G98 Certificate *Collections are not permitted due to health & safety regulations* Harness the power of the sun day and night with FoxESS' groundbreaking line of hybrid inverters. Easy installation - Plug & Play, built-in fuse protection. Maximum yields - Low starting voltage, 97.3% maximum efficiency Maximum flexibility - 3 battery types to choose from, True 3-phase backup power Monitoring - Monitor remotely via app or web portal. FoxESS inverters are configurable with the following batteries: 1x FE-HV-BMS + (4-8)x FE-HV-2600 1x ECM-2900 (Master) + 2-6x ECS-2900 (Slave) 1x ECM-4100 (Master) + 2-6x ECS-4100 (Slave) 1x ECM-4800 (Master) + 2-6x ECS-4800 (Slave) FoxESS inverters are not compatible with SolarEdge or Huawei optimizers, but with those from Tigo. 3PH Smart Meter included in packaging.
FOX ESS H3 12.0KW 3PH Hybrid Inverter £1,840 + VAT £2,208.01 incl. VAT
FOX ESS H3 12.0KW 3PH Hybrid Inverter #1: FE-H3-12.0  Fox 12.0kW Datasheet  Fox 12.0kW Manual  Fox 12.0kW Warranty  Fox 12.0kW G998 Certificate *Collections are not permitted due to health & safety regulations* Harness the power of the sun day and night with FoxESS' groundbreaking line of hybrid inverters. Easy installation - Plug & Play, built-in fuse protection. Maximum yields - Low starting voltage, 97.3% maximum efficiency Maximum flexibility - 3 battery types to choose from, True 3-phase backup power Monitoring - Monitor remotely via app or web portal. FoxESS inverters are configurable with the following batteries: 1x FE-HV-BMS + (4-8)x FE-HV-2600 1x ECM-2900 (Master) + 2-6x ECS-2900 (Slave) 1x ECM-4100 (Master) + 2-6x ECS-4100 (Slave) 1x ECM-4800 (Master) + 2-6x ECS-4800 (Slave) FoxESS inverters are not compatible with SolarEdge or Huawei optimizers, but with those from Tigo. 3PH Smart Meter included in packaging.
Fox HV2600 V1 2.6kWh High Voltage Battery £682 + VAT £817.80 incl. VAT
Fox HV2600 V1 2.6kWh High Voltage Battery #16 FE-HV2600-V1 D Version batteries, compatible with C version batteries Fox HV2600 Datasheet  Fox HV2600 Manual  Fox HV2600 Warranty *Collections are not permitted due to health & safety regulations* HV battery for use with AIO Fox ESS All In One 1ph and 3ph Inverters.  Maximum of 8 batteries on a charger. Extension cable required for 5+ batteries to allow a second stack. The HV2300/2600 are high-performance, scalable battery storage modules. The modular design allows for maximum flexibility, making them suitable for a broad range of storage applications. Additional batteries can be installed in series, allowing for a maximum storage capacity of 18.2kWh. Installation is easy, with a plug and play solution that can save valuable time for installers. Weight: 30.2 kg Battery Type: Lithium Ion Nominal Energy: 2560 Wh Depth of discharge: 90.00 % Voltage: 48 V Continuous Discharge Rate (Normal Use): 2560 W Maximum Discharge Rate (5 Minutes): 3000 W Surge Discharge Rate (15 Seconds): 3600 W Maximum Charge Rate (5 Minutes): 2560 W
2 Reviews Fox HV2600 V2 2.6kWh High Voltage Battery £691 + VAT £829.57 incl. VAT
Fox HV2600 V2 2.6kWh High Voltage Battery D Version batteries and are compatible with C version #1: FE-HV2600-V2 Storage Systems - Li-ion Battery Pack #16:  Fox HV2600 Datasheet  Fox HV2600 Installation Manual  Fox HV2600 Warranty *Collections are not permitted due to health & safety regulations* HV battery for use with AIO Fox ESS All In One 1ph and 3ph Inverters.  Minimum of 2x HV2600 & maximum of 7. When installer 5 or more the extension cable is required. The HV2300/2600 are high-performance, scalable battery storage modules. The modular design allows for maximum flexibility, making them suitable for a broad range of storage applications. Additional batteries can be installed in series, allowing for a maximum storage capacity of 18.2kWh. Installation is easy, with a plug and play solution that can save valuable time for installers. Weight: 30.2 kg Battery Type: Lithium Ion Nominal Energy: 2560 Wh Depth of discharge: 90.00 % Voltage: 48 V Continuous Discharge Rate (Normal Use): 2560 W Maximum Discharge Rate (5 Minutes): 3000 W Surge Discharge Rate (15 Seconds): 3600 W Maximum Charge Rate (5 Minutes): 2560 W
Fox HV V2 BMS - Required for HV2600 batteries - £142 + VAT £170.46 incl. VAT
Fox HV BMS - Required for AC & Hybrid chargers#1: FE-HV-BMS-V2 Storage Systems - Li-ion Battery Pack V2 BMS requires it's own set of brackets available on our main Fox HV page Fox high voltage BMS. 1 BMS required per stack of HV2600 batteries. Minimum of 2 batteries required. Not required for FOX AIO (All in one) only required for AC charger and Hybrid models;
7 reviews Fox HV Battery Brackets (pair) £10 + VAT £12.10 incl. VAT
Fox HV Battery Brackets (pair) #1: FE-HV-BRACK *Collections are not permitted due to health & safety regulations* Part No: FE-HV-BRACK Storage Systems - Battery Rack Battery brackets for use with the HV2600 battery, 1 pair required per battery. Please note; These brackets are not required for the AIO system, only Fox systems using the hybrid or AC inverter chargers.
2 Reviews Fox ESS High Voltage complete kit: 2 x HV2600 V2 2.6kWh & Fox AC 5.0kW charger £2,114 +vat £2,536.44 incl. VAT
Fox HV complete kit: 2 x HV2600 V2 2.6kWh + BMS + Fox AC 5.0kW charger + brackets Up to 7 batteries per charger. To add additional batteries for your kit - HV2600)   Complete kit for charging from the grid or solar includes:   1 x FE-AC1-5.0 Fox AC 5.0kW Charger Inverter 2 x FE-HV2600-V2 HV2600 2.6kWh HV Battery 1 x FE-HV-BMS-V2 Fox HV BMS  3 x FE-HV-BRACK Fox HV Battery Brackets (pair)   Battery - HV2600 V2   The HV2600 is a high-performance, scalable battery storage module. The modular design allows for maximum flexibility, making them suitable for a broad range of storage applications. Additional batteries can be installed in series, allowing for a maximum storage capacity of 18.2kWh. Installation is easy, with a plug and play solution that can save valuable time for installers.   Weight: 30.2 kg   Battery Type: Lithium Ion   Nominal Energy: 2560 Wh   Depth of discharge: 90.00 %   Voltage: 48 V   Continuous Discharge Rate (Normal Use): 2560 W   Maximum Discharge Rate (5 Minutes): 3000 W   Surge Discharge Rate (15 Seconds): 3600 W   Maximum Charge Rate (5 Minutes): 2560 W   Charger - Fox AC 5.0kW   The Fox system is easy to install and will save you time spent on installation. Remote monitoring is also available via your smartphone or web portal.   Uses high voltage batteries FE-HV2600 V2 IP65 rated - suitable for outdoor installations Remote monitoring via web portal or smartphone Easy to expand battery capacity   Dual MPPT - ensure optimal solar production High round-trip efficiency of 97% BMS unit required 2 x HV2600 batteries minimum CT Clamps and meter are included in the box
1 review HV2600 1M DC Extension Cable £18 + VAT £21.90 incl. VAT
HV2600 1M DC Extension Cable #1: FE-HV2600-EXT-1M Storage Systems - Accessory Required when installing 5+ HV2600 batteries to allow 2 stacks 1m extension cable for Fox HV2600 battery
Fox ESS High Voltage complete kit: Cube HV ECM2900 5.76kWh & Fox AC 5.0kW charger £1,804 + VAT £2,164.82 incl. VAT
Fox ESS High Voltage complete kit: Cube HV ECM2900 5.76kWh  & Fox AC 5.0kW charger  2: FE-AC1-5.0-ECS2900-2-SL Complete kit includes:   1 x FE-AC1-5.0-ECS2900-3-SL1 x 1 x FE-HV-ECM-2900-4A2C Fox ECS 2.88kWh HV Battery (Master)-V2.0 1 x FE-HV-ECS-2900-4A2C Fox ECS 2.88kWh HV Battery (Slave)-V2.0   Fox Energy Cube HV ECM2900, 5.76kWh 1x Master 1x Slave Energy cube is a high-performance, scalable battery storage system. The modular design allows for maximum flexibility, making it suitable for a broad range of storage applications. Additional batteries can be installed in series, allowing for a maximum storage capacity of 20.16 kWh. Installation is easy, with a plug and play solution that can save valuable time for installers.  2.88kWh Capacity Scalable to 20.16kWh  90% Depth of Discharge Wide Temperature Tolerence Easy Installation CAN/RS485 Communication High Voltage  The quick & easy install feature allows for more ECM2900 battery modules to be added post installation. Weight: 67.1 kgBattery Type: Lithium IonNominal Energy: 2880 WhDepth of discharge: 90.00 %Voltage: 115 VContinuous Discharge Rate (Normal Use): 5760 WMaximum Discharge Rate (5 Minutes): 5760 WSurge Discharge Rate (15 Seconds): 7488 WMaximum Charge Rate (5 Minutes): 5760 W   Charger - Fox AC 5.0kW   The Fox system is easy to install and will save you time spent on installation. Remote monitoring is also available via your smartphone or web portal.   Uses high voltage batteries FE-HV2600 V2 IP65 rated - suitable for outdoor installations Remote monitoring via web portal or smartphone Easy to expand battery capacity   Dual MPPT - ensure optimal solar production High round-trip efficiency of 97% BMS unit required 2 x HV2600 batteries minimum CT Clamps and meter are included in the box
Fox ESS High Voltage complete kit: Cube HV ECM2900 8.64kWh & Fox AC 5.0kW charger £2,404 + VAT £2,885.33 incl. VAT
SPECIAL OFFER -  Fox ESS High Voltage complete kit: Cube HV ECM2900 8.64kWh  & Fox AC 5.0kW charger  1: FE-AC1-5.0-ECS2900-3-SL  Complete kit includes:   1 x FE-AC1-5.0 1 x FE-HV-EC-3-2.9-8.7  Fox Energy Cube HV ECS2900, 8.64kWh 1x Master 2x Slave Energy cube is a high-performance, scalable battery storage system. The modular design allows for maximum flexibility, making it suitable for a broad range of storage applications. Additional batteries can be installed in series, allowing for a maximum storage capacity of 20.16 kWh. Installation is easy, with a plug and play solution that can save valuable time for installers.  2.88kWh Capacity Scalable to 20.16kWh  90% Depth of Discharge Wide Temperature Tolerence Easy Installation CAN/RS485 Communication High Voltage  The quick & easy install feature allows for more ECM2900 battery modules to be added post installation.   Weight: 67.1 kgBattery Type: Lithium IonNominal Energy: 2880 WhDepth of discharge: 90.00 %Voltage: 115 VContinuous Discharge Rate (Normal Use): 5760 WMaximum Discharge Rate (5 Minutes): 5760 WSurge Discharge Rate (15 Seconds): 7488 WMaximum Charge Rate (5 Minutes): 5760 W   Charger - Fox AC 5.0kW   The Fox system is easy to install and will save you time spent on installation. Remote monitoring is also available via your smartphone or web portal.   Uses high voltage batteries FE-HV2600 V2 IP65 rated - suitable for outdoor installations Remote monitoring via web portal or smartphone Easy to expand battery capacity   Dual MPPT - ensure optimal solar production High round-trip efficiency of 97% BMS unit required 2 x HV2600 batteries minimum CT Clamps and meter are included in the box
Fox ESS High Voltage complete kit: Cube HV ECM2900 11.52kWh & Fox AC 5.0kW charger £3,693 +VAT £4,431.96 incl. VAT
Fox ESS High Voltage complete kit: Cube HV ECM2900 11.52kWh  & Fox AC 5.0kW charger   Complete kit includes:   1 x FE-AC1-5.0-ECS2900-3-SL1 x 1 x FE-HV-ECM-2900-4A2C Fox ECS 2.88kWh HV Battery (Master)-V2.0 3 x FE-HV-ECS-2900-4A2C Fox ECS 2.88kWh HV Battery (Slave)-V2.0  Fox Energy Cube HV ECM2900, 11.52kWh 1x Master 3x Slave Energy cube is a high-performance, scalable battery storage system. The modular design allows for maximum flexibility, making it suitable for a broad range of storage applications. Additional batteries can be installed in series, allowing for a maximum storage capacity of 20.16 kWh. Installation is easy, with a plug and play solution that can save valuable time for installers.  2.88kWh Capacity Scalable to 20.16kWh  90% Depth of Discharge Wide Temperature Tolerence Easy Installation CAN/RS485 Communication High Voltage  The quick & easy install feature allows for more ECM2900 battery modules to be added post installation.   Weight: 67.1 kgBattery Type: Lithium IonNominal Energy: 2880 WhDepth of discharge: 90.00 %Voltage: 115 VContinuous Discharge Rate (Normal Use): 5760 WMaximum Discharge Rate (5 Minutes): 5760 WSurge Discharge Rate (15 Seconds): 7488 WMaximum Charge Rate (5 Minutes): 5760 W   Charger - Fox AC 5.0kW   The Fox system is easy to install and will save you time spent on installation. Remote monitoring is also available via your smartphone or web portal.   Uses high voltage batteries FE-HV2600 V2 IP65 rated - suitable for outdoor installations Remote monitoring via web portal or smartphone Easy to expand battery capacity   Dual MPPT - ensure optimal solar production High round-trip efficiency of 97% BMS unit required 2 x HV2600 batteries minimum CT Clamps and meter are included in the box
Fox ESS High Voltage complete kit: Cube HV ECM2900 14.4kWh & Fox AC 5.0kW charger £4,421 +VAT £5,304.72 incl. VAT
Fox ESS High Voltage complete kit: Cube HV ECM2900 14.4kWh  & Fox AC 5.0kW charger #2  Complete kit includes: 1 x FE-AC1-5.0 1 x FE-HV-ECM-2900-4A2C Fox ECS 2.88kWh HV Battery (Master)-V2.0 4 x FE-HV-ECS-2900-4A2C Fox ECS 2.88kWh HV Battery (Slave)-V2.0  Fox Energy Cube HV ECM2900, 14.4kWh 1x Master 4x Slave Energy cube is a high-performance, scalable battery storage system. The modular design allows for maximum flexibility, making it suitable for a broad range of storage applications. Additional batteries can be installed in series, allowing for a maximum storage capacity of 20.16 kWh. Installation is easy, with a plug and play solution that can save valuable time for installers.  2.88kWh Capacity Scalable to 20.16kWh  90% Depth of Discharge Wide Temperature Tolerence Easy Installation CAN/RS485 Communication High Voltage  The quick & easy install feature allows for more ECM2900 battery modules to be added post installation.   Weight: 67.1 kgBattery Type: Lithium IonNominal Energy: 2880 WhDepth of discharge: 90.00 %Voltage: 115 VContinuous Discharge Rate (Normal Use): 5760 WMaximum Discharge Rate (5 Minutes): 5760 WSurge Discharge Rate (15 Seconds): 7488 WMaximum Charge Rate (5 Minutes): 5760 W   Charger - Fox AC 5.0kW   The Fox system is easy to install and will save you time spent on installation. Remote monitoring is also available via your smartphone or web portal.   Uses high voltage batteries FE-HV2600 V2 IP65 rated - suitable for outdoor installations Remote monitoring via web portal or smartphone Easy to expand battery capacity   Dual MPPT - ensure optimal solar production High round-trip efficiency of 97% BMS unit required 2 x HV2600 batteries minimum CT Clamps and meter are included in the box

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