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Plug & Play
2.11 kWh
Model-specific connection
IP65
Fox ESS Mini Qube Modular Battery
Modular LFP battery from 2.11 kWh to 10.55 kWh, with a verified 0.8 kW direct solar input for compatible panels.
Good to know: Using the battery as a plug-in unit, running appliances directly from its built-in socket, and having it fully wired into your fuseboard are three different setups — each with its own power limits. Read the plain-English guide.
Make more of your battery
Charge it free from the sun
Add a plug-in solar kit and your battery can store daytime solar for the evening. Tick to add — your battery stays in the order either way.
£999
Fox Mini Qube
£999
In stock · delivered in 3–5 working days
Sold and fulfilled by PowerXpress LTD, who take your payment and handle delivery, returns and warranty. Plug-In Solar (Plug In Battery Ltd) is their sales partner. Contact PowerXpress · PowerXpress Terms of Sale · Delivery · Returns · Privacy
Every order includes a free customer portal to track your order, follow delivery & installation, and download your receipt and documents — login sent by SMS the moment you order.
Key Advantages
- Direct compatible-panel input up to 0.8 kW, plus off-peak grid charging
- Modular from 2.11 kWh to 10.55 kWh
- LFP chemistry with a manufacturer-stated 4,000+ cycle life
- 90% usable depth of discharge
- Built-in appliance outlet up to 1.2 kW off-grid
- IP65-rated enclosure; follow the siting instructions
- 10-year manufacturer warranty
Technical Specifications
Module Capacity
2.11 kWh
System Capacity
2.11–10.55 kWh
Battery Type
LFP (LiFePO4)
Depth of Discharge
90%
Cycle Life
4,000+ cycles
Warranty
10 years
Grid Connection Mode
800 W
Off-Grid Socket
Up to 1.2 kW
Solar Input
Hybrid only: 0.8 kW
Protection Rating
IP65
Version
Hybrid
Mounting
Floor standing, stackable
Have Questions? Get in Touch
Got questions? Call us
+44 7782 218686Or tap the chat icon bottom-right — we'll get straight back to you.