3 shops · prices as of 13 October 2026
EcoFlow DELTA Pro 3 Smart Extra Battery
Expand your backup power with a 4 kWh smart expansion battery for the DELTA Pro 3.
Photos come from different shops, duplicates are possible.
Best price right now
€2.362,10
No price found at Alternate, Coolblue, HelloTV, HP and tink
Best price€2.362,10
Go to BolCompare all prices for DELTA Pro 3 Smart Extra Battery at online shops that deliver to Belgium. Prices as of 13 October 2026, updated daily.
Description
The EcoFlow DELTA Pro 3 Smart Extra Battery is designed to seamlessly expand your home power capacity by adding 4,096 Wh of energy per module. Built with highly durable and safe LiFePO4 cells, it supports up to 4,000 charge cycles to 80% capacity. It features an integrated LCD display, connects easily with plug-and-play simplicity, and charges in unison with the main power station using solar, AC, or EV charging methods.
Pros & cons
- Pro: Expands your DELTA Pro 3 system capacity with an extra 4,096 Wh of reliable storage.
- Pro: Utilizes highly durable LiFePO4 battery cells that last up to 4,000 cycles.
- Con: Requires connection to a DELTA Pro 3 power station to charge and discharge.
Price history
Price check
Real deal
€2.362,10 today, the lowest price of the last 60 days. It's also the lowest price we've ever seen.
- Cheaper than usual
- under €2.423
- Usual price
- €2.423 to €2.748
- Pricier than usual
- from €2.748
Lowest and average price since 5 June 2026
now at its lowest point
The lowest price we have seen for EcoFlow DELTA Pro 3 Smart Extra Battery since 5 June: €2.362,10, on 2 October. Today the price is back at that lowest point.
Specifications
BATTERY POWER
- Battery capacity
- 4.096 Wh
Frequently asked questions
How much does EcoFlow DELTA Pro 3 Smart Extra Battery cost?
Now €2.362,10 to €2.499 at the 3 online shops that deliver to Belgium, a difference of €136,90. Prices as of 13 October 2026, updated daily.
Is EcoFlow DELTA Pro 3 Smart Extra Battery cheaper than usual right now?
Yes. At €2.362,10, the price is at its lowest point since 5 June.
