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EcoFlow DELTA Max Smart Extra Battery
$1,649.00 Original price was: $1,649.00.$1,499.00Current price is: $1,499.00. Add to cart

EcoFlow DELTA Max Smart Extra Battery

Original price was: $1,649.00.Current price is: $1,499.00.


9 in stock

FREE SHIPPING! Estimated delivery between 04-30-24 - 05-03-24

$100 off EcoFlow Manufacturer Coupon – March 2022 (use code at checkout): ecoflow322

Take the EcoFlow DELTA Max to the next level with extra battery. Now you will have longer run time for key appliances in any situation.

Double runtime with this add-on battery that plugs into any DELTA Max portable power station. Add up to two Extra Battery units for a total capacity of 6048Wh.

EcoFlow DELTA 2000W Extra Battery 2016Wh

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Benefits               Specifications              Warranty

Who wouldn’t want more power?

You can double your runtime with this add-on battery that plugs into and expands any DELTA Max portable power station.

You can even add up to two extra battery units for an incredible total capacity of 6048Wh.

What better way to stay charged and ready for any situation.  Whether you need it for emergency situations or even for professional, home, and adventure uses, this is the way to get more out of your DELTA Max portable power.


Reliability and Quality Portable Power Supply

EcoFlow DELTA Max Extra Battery portable power


  • Get more out of your DELTA Max
  • Add up to two (2) extra batteries
  • Multiple recharging options
  • Easy to connect and use

DELTA Max Smart Extra Battery

Make it a triple.
More power for any of  your needs and wants.

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 or the EcoFlow Smart Generator. When connected to DELTA Max, 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. 
With the LCD screen you will never have to guess about the status.

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.

Warranty from EcoFlow:

  • 2 Years Limited
  • EcoFlow honors the Limited Warranty. In the rare occasion that you do find a problem with an item, we will resolve the issue as quickly as possible. Send us an email at or call us at 731-????? so we can resolve the issue immediately. 

Like EcoFlow we at the Portable Power Supply Store value reliability, quality, and our customers!

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Additional information

Weight 45 lbs
Dimensions 18.3 × 9.3 × 11.1 in



EcoFlow was founded in 2017 with a mission is to empower people and communities through portable, clean, reliable power for lasting impact by dethroning the traditional gas generator and reinventing the way the world accesses energy. We leverages our technology and experience to build products that are thoughtful in design, creating industry-first, smart and powerful energy storage products, and strive to reinvent the way people everywhere access power.
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