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EcoFlow Delta Pro Ultra
#9 of 13 in extra large · #46 of 56 overall · all EcoFlow models
3.0
Whole-home class: 7200W 120/240V inverter with up to 5.6kW solar; inverter plus one battery weighs about 180 lb.
6,144 Whcapacity
7,200 Wcontinuous output
LiFePO43,500 cycles
180.0 lbweight
$4,999street price, being verified
Runs a 500 W load about 10.4 h$814 per kWh of capacityFull AC recharge in about 1.9 hExpands to 90,000 Wh120/240 V output
Ratings
Includes independent measurements from The Solar Lab.
Each rating places this unit among the others on a 0.5–5 scale, within its size class for the measures that scale with size and across the whole catalog for the rest. Weighted together they give the overall 3.0. Formula and weights.
Specifications
- Capacity
- 6,144 Wh
- Max expanded
- 90,000 Wh
- AC output
- 7,200 W continuous
- Surge
- 10,800 W
- Chemistry
- LiFePO4
- Cycle rating
- 3,500
- Weight
- 180.0 lb
- AC recharge
- 3,800 W
- Solar input
- 5,600 W
- UPS switchover
- None / not rated
- AC outlets
- 6
- USB-C PD max
- 100 W
- 240V output
- Yes
- App
- Yes
- Price per kWh
- $814
- Released
- 2024
Independent measurements
| Metric | Value | Source |
|---|---|---|
| Runtime efficiency Runtime-based: 59 min at a load just under 6000W; unusually high figure - verify before scoring | 98 % | The Solar Lab |
| AC recharge time 0-100% on a standard 120V outlet (4 h 4 min); 7.25 kWh drawn from wall | 244 min | The Solar Lab |
| Sustained output Approximate: load just under 6000W run 59 min to empty; 9200W surge held ~10 s | 6000 W | The Solar Lab |
How it compares with its neighbors
| # | Model | Wh | AC W | Chem. | Cycles | lb | AC in W | Solar W | $/kWh | Score |
|---|---|---|---|---|---|---|---|---|---|---|
| 6 | Anker SOLIX F3800 | 3,840 | 6,000 | LiFePO4 | 3,000 | 132.0 | 1,800 | 2,400 | 781 | 3.2 |
| 7 | EcoFlow Delta Pro 3 | 4,096 | 4,000 | LiFePO4 | 4,000 | 113.5 | 1,800 | 2,600 | 732 | 3.2 |
| 8 | Bluetti AC300 + B300 | 3,072 | 3,000 | LiFePO4 | 3,500 | 127.0 | 3,000 | 2,400 | 716 | 3.1 |
| 9 | EcoFlow Delta Pro Ultra | 6,144 | 7,200 | LiFePO4 | 3,500 | 180.0 | 3,800 | 5,600 | 814 | 3.0 |
| 10 | EcoFlow Delta Pro | 3,600 | 3,600 | LiFePO4 | 3,500 | 99.0 | 1,800 | 1,600 | 694 | 2.9 |
| 11 | Jackery Explorer 3000 Pro | 3,024 | 3,000 | NMC | 2,000 | 63.9 | 1,400 | 1,200 | 661 | 2.8 |
| 12 | Goal Zero Yeti Pro 4000 | 3,993 | 3,600 | LiFePO4 | 4,000 | 114.0 | 1,200 | 3,000 | 876 | 2.6 |