EcoFlow DELTA 3 Ultra (3072Wh)
The short answer
This is a 3,072Wh battery with 3,600W of output, which means it stores about 2,611 watt-hours you can actually use and can run anything drawing up to 3,600 watts at once.
It runs indoors and makes no fumes. Of the 15 household loads we track, it can handle 14. It would keep a refrigerator going for 3.7–26.1 hours.
Check you have the right model
EcoFlow sells another model that can be mistaken for this one:
- EcoFlow DELTA 3 Ultra Plus (3072Wh) — one extra word: PLUS. same battery size and same output as this one.
Read the full model name off the label on the unit itself, not off the box or the listing. The figures on this page apply only to the exact name in the heading above.
Power and battery figures published by the maker. We have not yet researched the rest of this model.
Judged in: Which EcoFlow DELTA 3? The whole family, judged against one plan (compared).
Specifications only
We have the maker's power and battery figures, so the planner can size it. We have not yet checked the manual, the solar and wall-charging limits, extra batteries, the warranty, the official add-ons, or safety recalls.
Treat this as a model to research, not one we vouch for. The fully researched models have all of that.
What it can run
| Load | Draw | Runtime | Verdict |
|---|---|---|---|
| Wi-Fi router and modem | 15–40W | 65.3–174.1h | Will work |
| Phone charging and small USB devices | 10–40W | 65.3–261.1h | Will work |
| A few LED lights | 15–80W | 32.6–174.1h | Will work |
| Laptop and monitor | 45–150W | 17.4–58.0h | Will work |
| CPAP | 30–100W | 26.1–87.0h | Will work |
| Refrigerator/freezer | 100–700W | 3.7–26.1h | Might work |
| Chest freezer | 80–500W | 5.2–32.6h | Might work |
| Sump pump | 700–1,500W | 1.7–3.7h | Might work |
| Window air conditioner | 500–3,250W | 0.8–5.2h | Might work |
| Microwave | 800–1,800W | 1.5–3.3h | Might work |
| Coffee maker | 700–1,500W | 1.7–3.7h | Might work |
| Television | 40–250W | 10.4–65.3h | Will work |
| Garage door opener | 300–800W | 3.3–8.7h | Will work |
| 12 V compressor fridge (camping) | 25–110W | 23.7–104.4h | Will work |
The two numbers are how long it lasts if your appliances are efficient, and if they are not. Sized over a 24-hour outage.
Specifications
- Capacity
- 3,072Wh nameplate · 2,611Wh assumed usable
- Continuous output
- 3,600W
- Surge output
- 7,200W
- Output voltage
- 120V
- Weight
- 32.7kg
- Solar input
- not captured
- AC recharge
- not captured
- Expansion battery
- not captured
- Warranty
- not captured
- Generator recharge
- not captured
Recall screen
Not screened
No recall screen recorded for this product.
No manufacturer recall-lookup URL is captured for this brand. Use the CPSC recall search.
Buying the right one
No exact base-unit listing resolved
We could not confirm a retail listing whose own title states the same capacity and output as our record, so we are not linking one. Every candidate we checked is listed below with the reason it was rejected.
Listings we rejected
Searching for this model returns bundles, sibling models and refurbished units alongside the bare product. These are the ones we checked and did not link, with the reason.
| Listing | Price | Why it is not this product |
|---|---|---|
| EF ECOFLOW DELTA 3 Ultra Plus 3072Wh Portable Power Station, 3600W Output | $1,599 | Listing is the 'DELTA 3 Ultra Plus' variant, which is a different product from the 'DELTA 3 Ultra' in our record. |
| EF ECOFLOW Delta 3 Ultra 3072Wh Portable Power Station with Transfer Switch | $1,699 | Listing is a bundle (solar panel or kit), not the bare base unit our specifications describe. |
| EF ECOFLOW Delta 3 Ultra 3072Wh Power Station with XT60 Solar Cable | $1,399 | Listing is a bundle (solar panel or kit), not the bare base unit our specifications describe. |
| EF ECOFLOW DELTA 3 Ultra Power Station with XT60 Cable and 400W Solar Panel | $1,799 | Listing is a bundle (solar panel or kit), not the bare base unit our specifications describe. |
| EF ECOFLOW DELTA 3 Ultra Plus 3072Wh Power Station with 2X220W Solar Panels | $2,099 | Listing is a bundle (solar panel or kit), not the bare base unit our specifications describe. |