We supply Fox ESS, a leading provider of advanced energy storage systems designed to deliver reliable, efficient, and scalable solar solutions. Known for their cutting-edge hybrid inverters and battery storage technology, Fox ESS systems enable seamless integration with solar PV installations, providing backup power, peak load management, and smart energy optimization. Installers appreciate Fox ESS for its user-friendly setup, robust performance, and compatibility with a range of battery options. With intelligent monitoring features and strong safety certifications, Fox ESS is ideal for residential and commercial solar projects seeking dependable energy independence. As your trusted wholesaler, we offer competitive pricing, technical support, and prompt delivery to help you complete installations quickly and confidently.
Fox ESS

Fox ESS Fox ESS - EMS to parallel multiple H3 Pro Inverters in a system
Smart Communication Box The parallel function (installing multiple units on a single site). Require an additional EMS.
£541.30 Exc. VAT
£649.56 Inc. VAT
In stock

Fox ESS Fox EQ HV EQ4800-L9, 41.93kWh 1x Master 8x Slave
Part No: FE-HV-EQ-9-4.8-43.2 Storage Systems - Li-ion Battery Pack Fox EQ 4.66kWh - Stack of 9 (41.93kWh Useable Storage) Incl. Master EQ4800-L9 4.66kWh capacity Scalable to 41.94 kWh 90% Depth of Discharge Large temperature tolerance Easy installation CAN communication High voltage The quick & easy install feature allows for more EQ4800 battery modules to be added post installation. Weight: 356.5kg Dimensions (Width, Hight, Depth): 570mm x 1352mm x 380mm Weight:374 kgBattery Type:Lithium IonNominal Energy:41930 WhDepth of discharge:90.00 %Voltage:403 VContinuous Discharge Rate (Normal Use):2240 WMaximum Discharge Rate (5 Minutes):4480 WSurge Discharge Rate (15 Seconds):5785 WMaximum Charge Rate (5 Minutes):4480 W
£13,187.63 Exc. VAT
£15,825.16 Inc. VAT
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Fox ESS Fox EQ HV EQ4800-L8, 37.27kWh 1x Master 7x Slave
Part No: FE-HV-EQ-8-4.8-38.4 Storage Systems - Li-ion Battery Pack Fox EQ 4.66kWh - Stack of 8 (37.27kWh Useable Storage) Incl. Master EQ4800-L8 4.66kWh capacity Scalable to 41.94 kWh 90% Depth of Discharge Large temperature tolerance Easy installation CAN communication High voltage The quick & easy install feature allows for more EQ4800 battery modules to be added post installation. Weight: 317.5kg Dimensions (Width, Hight, Depth): 570mm x 1214mm x 380mm Don't forget: You must register your install with Fox online to activate the 12 year product warranty, otherwise it's 5 years as standard. This battery requires a MINIMUM of 2 modules to work (Master + Slave). This battery can have a MAXIMUM of 9 modules in a stack (1x Master + 8x Slaves). Please check Fox Battery Size Guide. Weight: 332.5 kg Battery Type: Lithium Ion Nominal Energy: 37270 Wh Depth of discharge: 90.00 % Voltage: 358 V Continuous Discharge Rate (Normal Use): 2240 W Maximum Discharge Rate (5 Minutes): 4480 W Surge Discharge Rate (15 Seconds): 5785 W Maximum Charge Rate (5 Minutes): 4480 W
£11,734.65 Exc. VAT
£14,081.58 Inc. VAT
In stock

Fox ESS Fox EQ HV EQ4800-L6, 27.96kWh 1x Master 5x Slave
Part No: FE-HV-EQ-6-4.8-28.8 Storage Systems - Li-ion Battery Pack Fox EQ 4.66kWh - Stack of 6 (27.96kWh Useable Storage) Incl. Master EQ4800-L6 4.66kWh capacity Scalable to 41.94 kWh 90% Depth of Discharge Large temperature tolerance Easy installation CAN communication High voltage The quick & easy install feature allows for more EQ4800 battery modules to be added post installation. Weight: 239.5kg Dimensions (Width, Hight, Depth): 570mm x 938mm x 380mm Don't forget: You must register your install with Fox online to activate the 12 year product warranty, otherwise it's 5 years as standard. This battery requires a MINIMUM of 2 modules to work (Master + Slave). This battery can have a MAXIMUM of 9 modules in a stack (1x Master + 8x Slaves). Please check Fox Battery Size Guide. Weight: 249.5 kg Battery Type: Lithium Ion Nominal Energy: 27960 Wh Depth of discharge: 90.00 % Voltage: 268 V Continuous Discharge Rate (Normal Use): 2240 W Maximum Discharge Rate (5 Minutes): 4480 W Surge Discharge Rate (15 Seconds): 5785 W Maximum Charge Rate (5 Minutes): 4480 W
£8,828.71 Exc. VAT
£10,594.45 Inc. VAT
In stock

Fox ESS Fox EQ HV EQ4800-L5, 23.3kWh 1x Master 4x Slave
Part No: FE-HV-EQ-5-4.8-24.0 Storage Systems - Li-ion Battery Pack Fox EQ 4.66kWh - Stack of 5 (23.3kWh Useable Storage) Incl. Master EQ4800-L5 4.66kWh capacity Scalable to 41.94 kWh 90% Depth of Discharge Large temperature tolerance Easy installation CAN communication High voltage The quick & easy install feature allows for more EQ4800 battery modules to be added post installation. Weight: 200.5kg Dimensions (Width, Hight, Depth): 570mm x 800mm x 380mm Don't forget: You must register your install with Fox online to activate the 12 year product warranty, otherwise it's 5 years as standard. This battery requires a MINIMUM of 2 modules to work (Master + Slave). This battery can have a MAXIMUM of 9 modules in a stack (1x Master + 8x Slaves). Please check Fox Battery Size Guide. Weight: 208 kg Battery Type: Lithium Ion Nominal Energy: 23300 Wh Depth of discharge: 90.00 % Voltage: 224 V Continuous Discharge Rate (Normal Use): 2240 W Maximum Discharge Rate (5 Minutes): 4480 W Surge Discharge Rate (15 Seconds): 5785 W Maximum Charge Rate (5 Minutes): 4480 W
£7,375.74 Exc. VAT
£8,850.89 Inc. VAT
In stock

Fox ESS Fox Energy Cube HV ECM4100, 8.06kWh 1x Master 1x Slave
This part is made up of the following items: 1 x Fox Energy Cube 4.03kWh HV Battery (Master) 1 x Fox Energy Cube 4.03kWh HV Battery (Slave) Fox Energy Cube 4.1kWh - Stack of 2 (8.06kWh) Incl. Master ECM4100 4.03kWh Capacity Scalable to 28.21kWh 90% Depth of Discharge Wide Temperature Tolerence Easy Installation CAN/RS485 Communication High Voltage The quick & easy install feature allows for more ECM4100 battery modules to be added post installation. Dimensions (Width, Hight, Depth): 570mm x 350mm x 380mm This battery stack allows for a MAXIUMUM OF 7 modules in a series and must include 1 Master Weight: 76.6 kg Battery Type: Lithium Ion Nominal Energy: 8060 Wh Depth of discharge: 90.00 % Voltage 115 V Continuous Discharge Rate (Normal Use): 5760 W Maximum Discharge Rate (5 Minutes): 5760 W Surge Discharge Rate (15 Seconds): 7488 W Maximum Charge Rate (5 Minutes): 5760 W
£2,537.32 Exc. VAT
£3,044.78 Inc. VAT
In stock

Fox ESS Fox ECS HV ECM4100, 28.21kWh 1x Master 6x Slave (Full Stack)
Part No: FE-HV-EC-7-4.1-28.7 Storage Systems - Li-ion Battery Pack Fox ECS 4.1kWh - Full Stack of 7 (28.21kWh Useable Storage) Incl. Master ECM4100 4.03kWh Capacity Scalable to 28.21kWh 90% Depth of Discharge Wide Temperature Tolerence Easy Installation CAN/RS485 Communication High Voltage The quick & easy install feature allows for more ECM4100 battery modules to be added post installation. Weight: 254.3kg Dimensions (Width, Hight, Depth): 570mm x 950mm x 380mm Don't forget: You must register your install with Fox online to activate the 12 year product warranty, otherwise it's 5 years as standard. This battery requires a MINIMUM of 2 modules to work (Master + Slave), This battery can have a MAXIMUM of 7 modules in a stack (1x Master + 6x Slaves) Weight: 247.05 kg Battery Type: Lithium Ion Nominal Energy: 28210 Wh Depth of discharge: 90.00 % Voltage: 403 V Continuous Discharge Rate (Normal Use): 20160 W Maximum Discharge Rate (5 Minutes): 20160 W Surge Discharge Rate (15 Seconds): 26208 W Maximum Charge Rate (5 Minutes): 20160 W
£8,637.35 Exc. VAT
£10,364.82 Inc. VAT
In stock

Fox ESS Fox ECS HV ECM4100, 24.18kWh 1x Master 5x Slave - 24.18kWh
Part No: FE-HV-EC-6-4.1-24.6 Storage Systems - Li-ion Battery Pack Fox ECS 4.1kWh - Stack of 6 (24.18kWh Useable Storage) Incl. Master ECM4100 4.03kWh Capacity Scalable to 28.21kWh 90% Depth of Discharge Wide Temperature Tolerence Easy Installation CAN/RS485 Communication High Voltage The quick & easy install feature allows for more ECM4100 battery modules to be added post installation. Weight: 218.3kg Dimensions (Width, Hight, Depth): 570mm x 830mm x 380mm 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. This battery requires a MINIMUM of 2 modules to work (Master + Slave), This battery can have a MAXIMUM of 7 modules in a stack (1x Master + 6x Slaves) Weight: 229.8 kg Battery Type: Lithium Ion Nominal Energy: 24180 Wh Depth of discharge: 90.00 % Voltage: 345 V Continuous Discharge Rate (Normal Use): 17280 W Maximum Discharge Rate (5 Minutes): 17280 W Surge Discharge Rate (15 Seconds): 22464 W Maximum Charge Rate (5 Minutes): 17280 W
£7,417.34 Exc. VAT
£8,900.81 Inc. VAT
In stock

Fox ESS Fox ECS HV ECM4100, 20.15kWh 1x Master 4x Slave
Part No: FE-HV-EC-5-4.1-20.5 Storage Systems - Li-ion Battery Pack Fox ECS 4.1kWh - Stack of 5 (20.15kWh Useable Storage) Incl. Master ECM4100 4.03kWh Capacity Scalable to 28.21kWh 90% Depth of Discharge Wide Temperature Tolerence Easy Installation CAN/RS485 Communication High Voltage The quick & easy install feature allows for more ECM4100 battery modules to be added post installation. Weight: 182.3kg Dimensions (Width, Hight, Depth): 570mm x 710mm x 380mm 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. This battery requires a MINIMUM of 2 modules to work (Master + Slave), This battery can have a MAXIMUM of 7 modules in a stack (1x Master + 6x Slaves) Weight: 191.5 kg Battery Type: Lithium Ion Nominal Energy: 20150 Wh Depth of discharge: 90.00 % Voltage: 288 V Continuous Discharge Rate (Normal Use): 14400 W Maximum Discharge Rate (5 Minutes): 14400 W Surge Discharge Rate (15 Seconds): 18720 W Maximum Charge Rate (5 Minutes): 14400 W
£6,197.34 Exc. VAT
£7,436.81 Inc. VAT
In stock

Fox ESS Fox ECS HV ECM2900 Connector Type A,14.4kWh 1x Master 4x Slave
Part No: FE-HV-EC-A-5-2.9-14.5 Storage Systems - Li-ion Battery Pack Fox ECS 2.9kWh CONNECTOR TYPE A - Stack of 5 (14.4kWh Useable Storage) incl. Master ECM2900-4A2C 2.88kWh Capacity Scalable to 20.16kWh 90% Depth of Discharge Wide Temperature Tolerance Easy Installation CAN/RS485 Communication High Voltage The quick & easy install feature allows for more ECM2900 battery modules to be added post installation. Weight: 164.3kg Dimensions (Width, Hight, Depth): 570mm x 710mm x 380mm 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. This battery requires a MINIMUM of 2 modules to work (Master + Slave), This battery can have a MAXIMUM of 7 modules in a stack (1x Master + 6x Slaves). IMPORTANT REMINDER: When increasing the capacity of this battery stack, make sure the battery is the same connector type. We only stock the VERSION 2's of the ECS batteries. We stock both the Connector type A and Connector type B variations. Weight: 178.75 kg Battery Type: Lithium Ion Nominal Energy: 14400 Wh Depth of discharge: 90.00 % Voltage: 288 V Continuous Discharge Rate (Normal Use): 14400 W Maximum Discharge Rate (5 Minutes): 14400 W Surge Discharge Rate (15 Seconds): 18750 W Maximum Charge Rate (5 Minutes): 14400 W
£4,491.32 Exc. VAT
£5,389.58 Inc. VAT
In stock

Fox ESS Fox ECS HV ECM2900 Connector Type A, 20.16kWh 1x Master 6x Slave (Full Stack)
Part No: FE-HV-EC-A-7-2.9-20.3 Storage Systems - Li-ion Battery Pack Fox ECS 2.9kWh CONNECTOR TYPE A- Full Stack of 7 (20.16kWh Useable Storage) incl. Master ECM2900-4A2C 2.88kWh Capacity Scalable to 20.16kWh 90% Depth of Discharge Wide Temperature Tolerance Easy Installation CAN/RS485 Communication High Voltage The quick & easy install feature allows for more ECM2900 battery modules to be added post installation. Weight: 229.1kg Dimensions (Width, Hight, Depth): 570mm x 950mm x 380mm 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. This battery requires a MINIMUM of 2 modules to work (Master + Slave), This battery can have a MAXIMUM of 7 modules in a stack (1x Master + 6x Slaves) Weight: 249.15 kg Battery Type: Lithium Ion Nominal Energy: 20160 Wh Depth of discharge: 90.00 % Voltage: 403 V Continuous Discharge Rate (Normal Use): 20160 W Maximum Discharge Rate (5 Minutes): 20160 W Surge Discharge Rate (15 Seconds): 26208 W Maximum Charge Rate (5 Minutes): 20160 W
£6,256.49 Exc. VAT
£7,507.79 Inc. VAT
In stock










