• 4.09 kWh
  • 4096Wh Capacity
  • Compatibility – Works seamlessly with EcoFlow DELTA Pro 3 
  • (The EcoFlow DELTA Pro Smart Extra Battery is compatible with the EcoFlow DELTA Pro 3. ).
  • Scalable Power – Expandable up to 12 kWh for increased capacity.
  • Long-Lasting Battery – LFP battery with 4000 life cycles to 80% capacity.
  • Easy to Use – Plug-and-play design for straightforward operation.
  • Stackable Design – Perfect for home or indoor power backup applications.

Specifications

Capacity 4096Wh
Output Port 40V-58.4V=100A Max
Input Port 40V-58.4V=80A Max
Weight 33kg
Dimension 694mm*295mm*215mm
Compatible with EcoFlow DELTA Pro 3
Discharge Temperature -10°C ~ 45°C
Storage Temperature -10°C ~ 45°C
Charge Temperature 0°C ~ 45°C
Display LED Array
Save: £55

Price Lower Than Manufacturer*

EcoFlow Delta Pro 3 Smart Extra Battery

Original price was: £2,199.00.Current price is: £2,144.00.

Runtime Calculator

Enter your battery capacity and appliance wattage – or chose from one of the preset options – to calculate an approximate runtime.

Total Runtime: 0 hours and 0 minutes*
Wh
W

Warning: If the appliance’s power demand (W) exceeds the battery’s capacity (Wh), the charging or powering process on some power stations will not work as expected. Always ensure that the battery’s capacity is sufficient for the appliance’s power requirements before attempting to charge or power it.

*The figures provided by this calculator are indicative only and should be used as a general guide. Actual performance may vary depending on various factors, including the specific conditions of use and the efficiency of your devices.

What is Undertwok, or Under2k?

Well, we are an independent, and local, Retail shop that doubles as a Social media studio and event space. Our shop offers a unique blend of services with a vision to help everyone ‘Live their life under 2 kWh per day’. Our shop seamlessly blends traditional retail with digital innovation, our space serves as both a hub for our Portable Solar Powered products, available to purchase, and a dynamic social media studio. This space provides a platform for creativity to flourish, allowing visitors to not only shop, but also engage and learn about living their lives under 2 kWh per day.

Pop into the shop where we would love to chat over a solar powered pot of tea or coffee.

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Chat with our team of Undertwok gurus today! We’re here to guide you on the best products and strategies to live under 2 kWh per day.

Speedy Delivery

Ask us about personal door-to-door home delivery from stock within the local area (RG postcode), or Shipping within 3-5 working days for the rest of the UK.