Customer reviews from ecoflow
EcoFlow - DELTA Pro 3600Wh Smart Extra Battery
Average customer rating
4.8 out of 5
4.8
(78 Reviews)
Open Ratings Snapshot
Rating breakdown 78 reviews
5 Stars
64
4 Stars
13
3 Stars
1
2 Stars
0
1 Star
0
100%of customers recommend this product. 
(
19 out of 19
)
Best Buy Privacy Policy
Customer Reviews for EcoFlow - DELTA Pro 3600Wh Smart Extra Battery
Customer Rating
4 out of 5
4
Delta Pro Extra Battery
on December 28, 2023
Posted by: 4velocyclist
Verified Purchase:Yes
Plug and play as soon as i received it. House will be partially off the grid with the addition of the PV panels.
Written by a customer while visiting ecoflow
Customer Rating
5 out of 5
5
Very fast delivery
on December 29, 2023
Posted by: Mrboers
from Cal
Gender:Male
Verified Purchase:Yes
I now own a river, river max,Delta 2 with extra battery, Delta 2 max with extra battery, wave 2 with battery and the Delta pro with extra battery and love them all.
Written by a customer while visiting ecoflow
Customer Rating
5 out of 5
5
Great Products
on January 7, 2024
Posted by: Bill the engineer
from Central Florida
Frequency of use:Monthly
Gender:Male
Verified Purchase:Yes
Shipped on time, arrived on time, packaged very well, good protection. This is my fifth Ecoflow unit and I have to say that I am very pleased with it in quality and construction. The screen is easy to read and the bluetooth works good. Great emergency power for those storms that we will have someday. I would like to get one more battery for my system to make it complete. Very pleased overall.
Written by a customer while visiting ecoflow
Customer Rating
5 out of 5
5
Delta Pro Smart Extra Battery
on January 19, 2024
Posted by: CVKEGG
from Imlay City, MI
Frequency of use:Daily
Gender:Male
Verified Purchase:Yes
I purchased two Smart Extra batteries, one for each EcoFlow Pro unit.
I am very please on how the extra batteries add time to our power outages.
The extra battery on each unit has given us an extra two days of power, running the basic needs for our home.
Written by a customer while visiting ecoflow
Customer Rating
4 out of 5
4
DELTA Pro Smart Extra Battery
on January 20, 2024
Posted by: Dr. Nerd
from Corpus Christi, TEXAS
Frequency of use:Daily
Gender:Male
Verified Purchase:Yes
I have used this item now a few times and it seems to be working goood.
Written by a customer while visiting ecoflow
Customer Rating
5 out of 5
5
Could not be easier..
on January 20, 2024
Posted by: Jimmy4567
from Sf bay area
Gender:Male
Verified Purchase:Yes
What can I say I plug it in and it takes off doing it’s job, nothing to do but watch,
Written by a customer while visiting ecoflow
Customer Rating
5 out of 5
5
Expanded Battery Power - Excellent Add-on
on January 20, 2024
Posted by: gahendrix
from D-town, PA
Gender:Male
Verified Purchase:Yes
This was the second Delta Pro Smart Extra Battery I purchased. I began with one Delta Pro and Extra Battery for our travel trailer, as it provided 30 amp, 120V power for boondocking. After I added a 240V hub and second Delta Pro, I needed to balance battery capacity for both 120v legs of the 240V connection to the house. This battery arrived the day prior to a 24 hour power outage. The two Delta Pros (with two extra batteries) provided all the power we needed to keep refrigerators, gas heat blowers, internet, TV, and lights running for 14+ hours. A gas generator powered the house AND FAST charged the EcoFlow components in about 5 hours. I love this setup -- smart app helped me keep an eye on usage and charging status.
Written by a customer while visiting ecoflow
Customer Rating
5 out of 5
5
Batteries that perform!
on January 21, 2024
Posted by: Mr Matt
from Albuquerque, NM
Frequency of use:Daily
Gender:Male
Verified Purchase:Yes
Works great and no issues! Completes the home backup/offset system and now need another for an EcoFlow camper build?
Written by a customer while visiting ecoflow
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