Fox ESS EVO 10 Integrated Energy Storage System (5–30kW / 10–30kWh, Off-Grid Ready)

Installed from £4,200.00

  • All-in-one off-grid storage system from 5kW to 30kW output
  • 10.24kWh to 30.72kWh LiFePO₄ battery capacity
  • Ultra-fast 4ms EPS switching with 200% overload support
  • IP66-rated enclosure with air cooling for silent operation
  • 95% depth of discharge and up to 97.6% efficiency
  • Wall or floor-mounted with dual EPS compatibility
  • Remote monitoring via FoxCloud V2.0 and app

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More information

The Fox ESS EVO 10 is a high-capacity all-in-one energy storage system designed for serious off-grid use or blackout-prone areas. With outputs from 5kW to 30kW and storage up to 30.72kWh, it delivers uninterrupted power, high surge protection, and silent operation — all in a clean, integrated format that simplifies installation and long-term maintenance.

Why Choose This Product?

  • Fast EPS switching: Under 4ms switchover keeps key circuits live during outages
  • Heavy-load support: Handles 200% overload for 10 seconds — perfect for start-up surges
  • Stacked power range: 5kW to 30kW models cover domestic to light commercial use
  • Flexible install: Wall or floor-mount options with compact footprint
  • Smart cooling: Air-cooled, sealed design cuts fan noise and dust risks
  • Long-life LFP cells: Safe, stable lithium iron phosphate chemistry with 95% usable depth
  • Full remote monitoring: Control and diagnostics via FoxCloud V2.0, app, or web

Performance and Protection

The EVO 10 is built for high-performance, high-resilience jobs. It boasts up to 97.6% max efficiency and supports full off-grid use with grid assist where needed. Load startup is smooth thanks to dual EPS capability and rated overload output. Integrated protections include surge, overvoltage, insulation, RCD, and AFCI — all meeting current UK and EU standards.

Monitoring and Connectivity

Fox ESS offers full system oversight through FoxCloud V2.0 — viewable via app, web, or local display. Interfaces include Ethernet, RS485, CAN, USB, and 4G (optional). Compatible with energy meters, ripple control, and SG Ready automation systems.

Who is it for?

  • Off-grid homes: Rural properties or holiday homes needing reliable, high-capacity storage
  • Domestic users with high loads: EVs, heat pumps, fridges, and freezers
  • Installers: Professionals looking for a reliable off-grid solution with integrated EPS

Technical Specifications

Model EVO 10-5-H EVO 10-8-H EVO 10-10-H
Rated Output Power 5000W 8000W 10000W
Peak EPS Output (10s) 10000W 16000W 20000W
Battery Capacity 10.24kWh to 30.72kWh
Battery Type LiFePO₄
Depth of Discharge 95%
EPS Switchover Time <4ms (parallel supported)
Efficiency (Max / Euro) 97.6% / 97.2% 97.6% / 97.2% 97.6% / 97.2%
Dimensions (W×H×D) 584×1009×197mm
Weight 113kg
Mounting Options Wall or floor-mounted
IP Rating IP66
Operating Temp Range –20°C to +55°C
Noise Level <45dB average (air-cooled)
Monitoring & Comms WiFi, LAN, RS485, CAN, USB, 4G (optional), App, Web
Compliance G99, IEC 62619, EN62109-1/-2, UN38.3, ROHS

All models support dual EPS, off-grid operation, and parallel expansion up to 3 units.

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