The DELTA Max Smart Extra Battery increases the capacity of your DELTA Max, providing longer runtime for your appliances. It can be charged using various methods and works with the EcoFlow Smart Generator in emergencies. The extra battery has an LCD screen displaying output, input, remaining charge, and time remaining information.
BOOST YOUR DELTA MAX WITH A SMART EXTRA BATTERY
FEATURES OF THE DELTA MAX SMART EXTRA BATTERY
Increase the capacity of your DELTA Max by 2kWh or 4 kWh with two Extra Batteries.
The Extra Battery can be charged from various power sources sources through the Delta Max.
The reliable NCM battery chemistry means the Extra Battery will stay at over 80% capacity after 800 cycles.
Easily monitor and control the extra battery using the built-in LCD screen or EcoFlow smart app.
Increase the capacity of your DELTA Max by 2kWh or 4 kWh with two Extra Batteries.
The Extra Battery can be charged from various power sources sources through the Delta Max.
The reliable NCM battery chemistry means the Extra Battery will stay at over 80% capacity after 800 cycles.
Easily monitor and control the extra battery using the built-in LCD screen or EcoFlow smart app.
MAXIMIZE YOUR DELTA MAX'S CAPACITY WITH A SMART EXTRA BATTERY
If you want to get the most out of your DELTA Max, consider adding a Smart Extra Battery to your setup. With the ability to double or triple the capacity of your DELTA Max, you'll have longer runtime for your key appliances, ensuring that they are always ready to go when you need them.
CHARGE YOUR SMART EXTRA BATTERY ANYTIME, ANYWHERE
The Smart Extra Battery is designed to be comfortable and straightforward to use. It can recharge using any of the charging methods available to the DELTA Max. This means you can charge your extra battery anytime, anywhere, as long as it's connected to your DELTA Max.
When the extra battery is connected to your DELTA Max, they'll charge and discharge in unison, ensuring that the battery level is consistent across both units.
STAY POWERED ON ANYWHERE, ANYTIME
STAY PREPARED WITH EMERGENCY CHARGING OPTIONS
In an emergency, you can rely on the Smart Extra Battery to keep your DELTA Max fully charged. With the EcoFlow Smart Generator (sold separately), you can get a 1800W fast charge, even when the extra battery is disconnected from your DELTA Max. This ensures you are always prepared for any power outage or unforeseen event.
STAY INFORMED WITH THE BRIGHT LCD SCREEN
The Smart Extra Battery features an integrated bright LCD screen on the front of the unit. Get all the information you need to stay informed about its performance. You can see the output, input, remaining charge, and time remaining at a glance.
This makes it easy to keep track of your battery's status and know when it's time to charge. Armed with this information, you can ensure that your DELTA Max is always ready to go when you need it.
General
Capacity
2016Wh
Net weight
~40 lbs (18 kg)
Dimensions
18.3 x 9.3 x 11.1 in
(46.4 x 23.5 x 28.3 cm)
Battery
Shelf Life
800 Cycles
Cycle Life
80%+ capacity after 800 cycles
Battery Chemistry
NCM
Input
Extra Battery Port Input
50.4V, 1800W Max (X-Stream and solar dual charging)
Output
Extra Battery Port Output
43V-58.4V 3200W Max
Technical Specifications of the EcoFlow Delta Max Smart Extra Battery
Included in the kit:
BOOST YOUR DELTA MAX WITH A SMART EXTRA BATTERY
The DELTA Max Smart Extra Battery increases the capacity of your DELTA Max, providing longer runtime for your appliances. It can be charged using various methods and works with the EcoFlow Smart Generator in emergencies. The extra battery has an LCD screen displaying output, input, remaining charge, and time remaining information.
FEATURES OF THE DELTA MAX SMART EXTRA BATTERY
Increase the capacity of your DELTA Max by 2kWh or 4 kWh with two Extra Batteries.
The Extra Battery can be charged from various power sources sources through the Delta Max.
The reliable NCM battery chemistry means the Extra Battery will stay at over 80% capacity after 800 cycles.
Easily monitor and control the extra battery using the built-in LCD screen or EcoFlow smart app.
Increase the capacity of your DELTA Max by 2kWh or 4 kWh with two Extra Batteries.
The Extra Battery can be charged from various power sources sources through the Delta Max.
The reliable NCM battery chemistry means the Extra Battery will stay at over 80% capacity after 800 cycles.
Easily monitor and control the extra battery using the built-in LCD screen or EcoFlow smart app.
MAXIMIZE YOUR DELTA MAX'S CAPACITY WITH A SMART EXTRA BATTERY
If you want to get the most out of your DELTA Max, consider adding a Smart Extra Battery to your setup. With the ability to double or triple the capacity of your DELTA Max, you'll have longer runtime for your key appliances, ensuring that they are always ready to go when you need them.
CHARGE YOUR SMART EXTRA BATTERY ANYTIME, ANYWHERE
The Smart Extra Battery is designed to be comfortable and straightforward to use. It can recharge using any of the charging methods available to the DELTA Max. This means you can charge your extra battery anytime, anywhere, as long as it's connected to your DELTA Max.
When the extra battery is connected to your DELTA Max, they'll charge and discharge in unison, ensuring that the battery level is consistent across both units.
STAY POWERED ON ANYWHERE, ANYTIME
STAY PREPARED WITH EMERGENCY CHARGING OPTIONS
In an emergency, you can rely on the Smart Extra Battery to keep your DELTA Max fully charged. With the EcoFlow Smart Generator (sold separately), you can get a 1800W fast charge, even when the extra battery is disconnected from your DELTA Max. This ensures you are always prepared for any power outage or unforeseen event.
STAY INFORMED WITH THE BRIGHT LCD SCREEN
The Smart Extra Battery features an integrated bright LCD screen on the front of the unit. Get all the information you need to stay informed about its performance. You can see the output, input, remaining charge, and time remaining at a glance.
This makes it easy to keep track of your battery's status and know when it's time to charge. Armed with this information, you can ensure that your DELTA Max is always ready to go when you need it.
General
Capacity
2016Wh
Net weight
~40 lbs (18 kg)
Dimensions
18.3 x 9.3 x 11.1 in
(46.4 x 23.5 x 28.3 cm)
Battery
Shelf Life
800 Cycles
Cycle Life
80%+ capacity after 800 cycles
Battery Chemistry
NCM
Input
Extra Battery Port Input
50.4V, 1800W Max (X-Stream and solar dual charging)
Output
Extra Battery Port Output
43V-58.4V 3200W Max
Choosing Guide
Option Choosing Guide for this product is coming soon, please contact support@heatso.com if you need help picking the right options or have any questions.
Shipping
- United States - 1-5 Working Days
- United Kingdom - 2-5 Working Days
- European Union - 2-7 Working Days
- Australia / New Zealand - 5-14 Working Days
- Rest of World - 5-14 Working Days
- Ecoflow is not shipped to Hawai, Alaska, Puerto Rico
There may be a delay if the order is shipped to a PO or parcel shop address. Please note, some couriers do not offer shipping to PO boxes.
View full shipping & Delivery information
Returns
You can return or exchange goods within 14 days from the date of purchase if the item is unused and brand new in unopened packaging. You must contact us before returning any goods, though. Additional deductions might be applied as indicated in the Returns section of our Terms and Conditions.
Warranty Information
Most heaters come with 2 year warranty + optional 1 year extended Warranty available
- Parts - 1 Year Warranty
- Refrigerators - 1 Year Warranty
- AC Systems - 1 Year Warranty
- Heavy duty heating equipment (10 kW+) - 1 Year Warranty
- Other items - 1 Year Warranty
Installation, servicing and maintenance must be done in accordance with manufacturers guidelines. Failure to follow these guidelines will result in voiding your warranty.
We provide free technical and installation support via email or phone to all of our customers who purchase a heater, heater kit or other products from Heatso. We take pride in our customer service and want to ensure that your heater system is properly installed. As a result, if you have any difficulties, please do not hesitate to contact us.
If you require removing and/or refitting your item, please visit a local professional or authorized specialist, if you can not find one you can contact us and we will try to recommend a local partner to assist with the task. The cost of removing and/or refitting this item is not covered by the warranty.
