The model. Your possibilities.
EcoFlowDELTA 3 Plus
A 1,024Wh station with two independent 500W solar inputs, two 140W USB-C outputs and a documented 10ms standby-UPS transfer.
Manufacturer specifications · check your regional version

Pictured: EU version. Sockets and accessories may differ by country.
- Battery capacity
- 1,024 Wh
- Continuous AC output
- 1,800 W
- Weight
- 12.5 kg
- Solar input, maximum
- 1,000 W
Your setup, made clear
What would you like to power?
Start with an example or add your own devices. The estimate updates as you go.
Example: workspace
2 devicesEverything that needs to run together.
Usage, connection & starting peak
Use measured power where possible. A listed peak does not confirm its duration or the real starting behaviour.
Usage, connection & starting peak
Use measured power where possible. A listed peak does not confirm its duration or the real starting behaviour.
Reserve & conversion loss85% efficiency · 10% reserve
Example values are estimates. Use the real power draw of your devices for a more personal result.
Look closer, when you want to.
What can I connect?Cables, ports and solar input
What comes in the box?
AC charging is normally supported, but package contents vary by bundle and country.
Solar connection
XT60i
11–60V · 15A · 500W max per input
Check the solar cable →USB-C
2 × 140W
For 12V devices, also verify voltage, polarity, current and fuse—not only the plug shape.
Check my connection →Open Solar Lab →Specifications & sourcesManufacturer data, separate from estimates
- Continuous AC output
- 1,800 W
- Solar input
- 1,000 W · 11–60 V · 15 A per input
- Solar connector
- 2 × XT60i
- USB-C
- 2 × 140W
- Weight
- 12.5 kg · 27.6 lb (source)
- Transfer behaviour
- 10ms standby UPS
- Dimensions
- 397.6 × 202 × 283.6mm
- Battery type
- LFP
A transfer time is not a promise of uninterrupted UPS operation. Test critical equipment.
Evidence and source details
EcoFlow documents 1,024Wh LFP capacity, 1,800W AC output, two 11–60V/500W solar inputs, two 140W USB-C ports and a 10ms standby UPS.
- Source type
- Manufacturer manual
- Source region
- United States specification
- Last checked
Your Power Setup has not physically tested this unit. Calculations are not reviews or proof of compatibility.
Open manufacturer source ↗Is this model right for me?Uses and regional considerations
Solar-heavy mobile setups, dual-laptop workflows and fast backup for equipment that tolerates standby-UPS transfer.
The cited examples are based on the US version; AC output and X-Boost limits differ across regional variants.
Plan what I need first →Simple runtime examplesCalculated ranges, not physical tests
- Starlink Mini25–40 W
- 20.5–36.9 h
- Laptop workstation45–100 W
- 8.2–20.5 h
- CPAP planning load40–60 W
- 13.7–23 h
- 12V fridge while running35–55 W
- 14.9–26.3 h
A fridge cycles on and off. Actual runtime can differ from these continuous-use examples.
Questions about this model
How much energy does the DELTA 3 Plus store?
The manufacturer lists 1,024 Wh. Conversion loss and a reserve reduce the energy available to your devices.
How much power can it deliver?
Normal continuous output is 1,800 W. A short surge figure does not prove that every motor or appliance can start.
Which solar panel can I use?
The documented input range is 11–60 V, up to 1,000 W total. Also check current, cold open-circuit voltage, connector and polarity.
Still comparing?
Compare capacity, output and the exact regional version.