Item 1 of 2
Item 1 of 2
expiredDavid_David posted Nov 24, 2025 12:54 PM
Costco Wholesale
Deal Details
Costco Next has Ecoflow Delta 3 Extra Battery 2 pack on sale promo price down to $464.99 !
note each D3 EB is 1kWh. and each requires EXTRA BATTERY connection port.
Plug and Play additional storage capacity.
Increase the capacity of DELTA 3 Plus/DELTA 3 with two extra 1024Wh *Please note that only one DELTA 3 Series Smart Extra Battery can be connected to the power station at a time.
Get 10 years of daily use until it hits 80% of its original capacity. Embrace 3000+ charging cycles enabled by the LFP battery chemistry.
Plug-and-play system. Use the EcoFlow app to monitor and control the DELTA 3 Smart Extra Battery.
With one of the most comprehensive 5-year warranties available, we go the extra mile to give you peace of mind.
Compatible with DELTA 2 and DELTA 3 series
Need to be Costco member. Logged into account, and click thru to Ecoflow Costco Next Portal costco.ecoflow.com
https://costco.ecoflow.
note each D3 EB is 1kWh. and each requires EXTRA BATTERY connection port.
Plug and Play additional storage capacity.
Increase the capacity of DELTA 3 Plus/DELTA 3 with two extra 1024Wh *Please note that only one DELTA 3 Series Smart Extra Battery can be connected to the power station at a time.
Get 10 years of daily use until it hits 80% of its original capacity. Embrace 3000+ charging cycles enabled by the LFP battery chemistry.
Plug-and-play system. Use the EcoFlow app to monitor and control the DELTA 3 Smart Extra Battery.
With one of the most comprehensive 5-year warranties available, we go the extra mile to give you peace of mind.
Compatible with DELTA 2 and DELTA 3 series
Need to be Costco member. Logged into account, and click thru to Ecoflow Costco Next Portal costco.ecoflow.com
https://costco.ecoflow.
Community Notes
About the Poster
Deal Details
Community Notes
About the Poster
Costco Next has Ecoflow Delta 3 Extra Battery 2 pack on sale promo price down to $464.99 !
note each D3 EB is 1kWh. and each requires EXTRA BATTERY connection port.
Plug and Play additional storage capacity.
Increase the capacity of DELTA 3 Plus/DELTA 3 with two extra 1024Wh *Please note that only one DELTA 3 Series Smart Extra Battery can be connected to the power station at a time.
Get 10 years of daily use until it hits 80% of its original capacity. Embrace 3000+ charging cycles enabled by the LFP battery chemistry.
Plug-and-play system. Use the EcoFlow app to monitor and control the DELTA 3 Smart Extra Battery.
With one of the most comprehensive 5-year warranties available, we go the extra mile to give you peace of mind.
Compatible with DELTA 2 and DELTA 3 series
Need to be Costco member. Logged into account, and click thru to Ecoflow Costco Next Portal costco.ecoflow.com
https://costco.ecoflow.
note each D3 EB is 1kWh. and each requires EXTRA BATTERY connection port.
Plug and Play additional storage capacity.
Increase the capacity of DELTA 3 Plus/DELTA 3 with two extra 1024Wh *Please note that only one DELTA 3 Series Smart Extra Battery can be connected to the power station at a time.
Get 10 years of daily use until it hits 80% of its original capacity. Embrace 3000+ charging cycles enabled by the LFP battery chemistry.
Plug-and-play system. Use the EcoFlow app to monitor and control the DELTA 3 Smart Extra Battery.
With one of the most comprehensive 5-year warranties available, we go the extra mile to give you peace of mind.
Compatible with DELTA 2 and DELTA 3 series
Need to be Costco member. Logged into account, and click thru to Ecoflow Costco Next Portal costco.ecoflow.com
https://costco.ecoflow.
Community Voting
Deal Score
+3
Good Deal
Bad Deal
Found by Eragorn
Forum Thread
19% off
Found by BBQchicken
Forum Thread
13% off
Found by ItsSoCheap
Forum Thread
29% off
Found by gmfitzg2
Forum Thread
25% off
Found by gadgetNerd
Forum Thread
Found by Dr.W
Forum Thread
36% off
Found by phoinix
Forum Thread
53% off
Join The Conversation
Share your experience with the Slickdeals community
Share information with the community. Please follow our Community Guidelines and be kind!
6 Comments
Sign up for a Slickdeals account to remove this ad.
Promo Price $712.49
Costco Price $949.99
https://slickdeals.net/f/18778255
I guess they pulled this from the Extra 25% promo.
E1000 has 1 expansion port, supports a single battery.
F3000 has 1 expansion port, supports 2 batteries daisy-chained.
E3600 has 2 expansion ports, supports 4 batteries daisy-chained.
Join The Conversation
Share your experience with the Slickdeals community
Share information with the community. Please follow our Community Guidelines and be kind!