Powervault – with grid services


By choosing the option with grid services you are eligible for a discount of £1,560 off the retail price of 4.1kWh or £2,060 off 8.2kWh Powervault 3. Choose the battery capacity and pay deposit or full payment.

Pay a deposit of £500.00 per item
SKU: N/A Category:

Package Includes

What you get

  • A choice between the 4.1kWh or 8.2kWh battery and with grid services
  • Standard installation at a convenient time, which we will arrange directly with you
  • Replacement solar inverter
  • Access to the Powervault portal free of charge
  • 10 year warranty for peace of mind with a UK customer support team
  • EDF Energy grid services
  • Discount off retail price

Technical Information


Battery type and chemistry First-life: Lithium polymer
Capacity 4kWh, 8kWh
Battery nominal voltage 48V
Depth of discharge 100%

Communications & Connectivity

AC-coupled Yes
DC input (charging direct from PV) Yes; 2 DC-inputs @6.5kW
Internet connectivity Yes; Wireless LAN, Ethernet, Powerline

Smart Features

Smart tariff controller via portal Yes


Enclosure Floor or wall mountable
Dimensions (Hcm x Wcm x Dcm) 4 kWh 90x98x25
8 kWh 120x98x25
Weight 4kWh 129kg
8kWh 179kg

Click here to download the full technical specification.

Delivery and Installation

We’ll contact you once you place your order and your online survey has been verified. We’ll then arrange delivery and installation of your battery storage system, at a time that suits you.

*Terms and conditions apply, click here.

Calls to UK wide numbers are included in any inclusive call plan you may have. If you don’t have an inclusive call plan, calls are charged at a national rate. Please check with your service provider if you’re unsure.