Chat with us, powered by LiveChat EcoFlow 50031003 DELTA Max Extra Battery — Screen Moove Skip to content
We offer super-fast next-day delivery! Order today, get it tomorrow!
We offer super-fast next-day delivery! Order today, get it tomorrow!

EcoFlow 50031003 DELTA Max Extra Battery

SKU: 50031003
Part Number: 50031003
Condition: Brand New
Purchase Orders Accepted
Save £530.19 Save £530.19
Original price £1,449.99
Inc. VAT
Original price £1,449.99 - Original price £1,449.99
Original price £1,449.99

£766.50 (Excl. VAT)

Current price - £919.80 Inc. VAT
£919.80 - £919.80
Current price- - £919.80
(Inc. VAT )
Only 1 left at this price!


Bulk Price & Price Match Request

Contact our expert sales team on 020 8191 9223 for best price and dedicated assistance.

Educational & Public Sector Prices Available

For more details, please call us at 020 8191 9223 or email us at

  • Description
  • Specifications
  • EcoFlow 50031003 DELTA Max Extra Battery


    Make it a triple Double or triple the capacity of DELTA Max to 4032Wh or 6048Wh, longer runtime for your key appliances.

    Charge anytime, anywhere DELTA Max’s Smart Extra Battery benefits from all the charging methods DELTA Max has, that means you can charge anytime, anywhere as long as your extra battery is connected to DELTA Max. Once connected, they’ll charge/discharge in unison, keeping the battery percent level across both units.


    Ready for any emergency Get a 1800W DC fast charge with EcoFlow Smart Generator (sold separately). Just plug the generator directly into your extra battery via the extra battery port. This works even when disconnected from your DELTA Max.

    Stay informed The Smart Extra Battery has a bright LCD screen on the front of the unit giving you all the info you need. Output, input, remaining charge and time remaining.

  • Specs Details
    Net Weight Approx. 40 lbs (18 kg)
    Dimension 18.3 x 9.3 x 11.1 in (46.4 x 23.5 x 28.3 cm)
    Charge Temperature 32 to 113°F ± 5°F (0 to 45°C ± 3°C)
    Discharge Temperature -4 to 113°F ± 5°F (-20 to 45°C ± 3°C)
    Capacity 2016Wh
    Cycle Life 800 Cycles to 80%+ capacity
    Management Systems BMS, Over Voltage Protection, Overload Protection, Over Temperature Protection, Short Circuit Protection, Low Temperature Protection, Low Voltage Protection, Overcurrent Protection
    Extra Battery Port Input 50.4V, 1800W Max (X-Stream and solar dual charging)
    Extra Battery Port Output 43V-58.4V 3200W Max
    Cell Chemistry NCM
    Shelf Life 1 year (after fully charging the device)
    Testing and certification UL CE FCC ROHS Telec
    Warranty 24 months
    Smart Generator Supported (sold separately)
    Coming Soon No
    Newly Launched No
    EOL No
    MPN 50031003
    Vendor EcoFlow
    New From Date 2023-01-25 00:00:00
    New To Date 26 Mar 2023
    Width 46.4 cm
    Depth 23.5 cm
    Height 28.3 cm
    Product Type Battery
    Compatibility DELTA Max
    Brand Compatibility EcoFlow
Next-Day Delivery

Same-day shipping

Trade Account

Trade account available

Trusted Customers

See Our Latest Reviews

Public Sector Friendly

We Accept Purchase Orders


Have more questions ? Talk to our experts...

Not sure which one to choose?

Not sure which one to choose?

Contact with Screen Moove Experts today to find out the best solutions for you.

Call us on: 020 8191 9223
Email us:

Contact us

Simply complete our contact form, and we will promptly respond to your inquiries.

If you have any questions or enquiry, please fill out the form below with all of your details and we'll get back to you shortly.