EcoFlow DELTA 3
EcoFlow
A 1,024 Wh LFP station rated for 1,800 W with six AC outlets and 500 W solar input.
EcoFlow DELTA 3 costs $599 in EcoFlow's own US store, checked on October 6, 2026.
Where to buy in
Price in the maker's own store, checked October 6, 2026. Amazon prices change often, so we link without a price.
What you get
The DELTA 3 matches the Plus on capacity and output with 1,024 Wh and 1,800 W continuous. Six AC outlets and two USB-C ports share that output. The maker lists a 10 ms UPS switchover and a 56 minute wall recharge.
- Expandable 1-5kWh
- 10ms UPS
- USB-C 100W max
- 500W MPPT solar, full in 2 hrs
Pros and cons of the EcoFlow DELTA 3
Pros
- A 500 W solar input is rated to fill the pack in about 2 hours.
- Extra batteries take it from 1 kWh to 5 kWh per the maker.
Cons
- USB-C tops out at 100 W which is lower than several units on this list.
- Its specs overlap with two sibling models so the choice comes down to solar input and USB-C power.
Specs
- Capacity
- 1,024 Wh
- AC output
- 1,800 W
- Battery
- LFP (LiFePO4)
- Cycle lifemaker's rating
- 4000 cycles to 80%+
- AC outlets
- 6
- Solar input
- 500 W
- UPS switchover
- 10 ms
- Weight
- 27.6 lb (12.5 kg)
- Surge
- 3,600 W
- USB-C ports
- 2
- Wall charge timemaker's claim
- 56 min (0-100%)
- Expandable
- Yes
Why it scores 9.1
9.1/10
Shortlist score. How it is calculated
Emergency features
- LiFePO4 battery
- Capacity of 1,000 Wh or more
- AC output of 1,500 W or more
- Solar input of 400 W or more
- UPS switchover of 30 ms or less
- Rated for 3,000 cycles or more
Tester picks
- Outdoor Life
Search demand
Number 1 of 17 on this shortlist for Google searches by model name.
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