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EcoFlow Delta Pro 3 Smart Extra Battery
EcoFlow Delta Pro 3 Smart Extra Battery expansion battery specs, MSRP, and comparison data.
- Battery Capacity
- 4,096 Wh
- Battery Chemistry
- LiFePO4
- Weight
- 110 lb
Verified current price
$1,899
at EcoFlow · Best price
Verified in stock in the latest HomeGear Here retailer snapshot.
Price last checked
Where to Buy
Tracked prices first, lowest firstPrice state: Verified current price. Price last checked . How we verify prices
EcoFlowBest Price
In Stock
$1,899
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Amazon
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Walmart
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Home Depot
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Lowe's
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Power Planning
Backup power specs that matter
Structured specs for comparison shopping- Battery Capacity
- 4,096 Wh
- Battery Chemistry
- LiFePO4
- Weight
- 110 lb
Buyer Questions
Frequently Asked Questions
How much does the EcoFlow Delta Pro 3 Smart Extra Battery cost?+
The lowest price we currently track for the EcoFlow Delta Pro 3 Smart Extra Battery is $1,899. This is a verified in-stock retailer price from the latest page snapshot; recheck the retailer before purchase because prices can move.
What can the EcoFlow Delta Pro 3 Smart Extra Battery power during an outage?+
With 4,096 Wh of battery capacity, the EcoFlow Delta Pro 3 Smart Extra Battery must be matched to the actual load. Check startup surge and estimate hours as capacity × conversion efficiency ÷ measured average watts, including other loads. Home CPAP needs the device-specific approved backup plan; do not assume overnight runtime or emergency life-sustaining compatibility.
How do you recharge the EcoFlow Delta Pro 3 Smart Extra Battery?+
The EcoFlow Delta Pro 3 Smart Extra Battery recharges from a standard wall outlet, and most units in this class also support car 12V and solar charging for off-grid top-ups.
Compare EcoFlow Delta Pro 3 Smart Extra Battery
See how it stacks up against the competition.