Can the EcoFlow DELTA 3 Max run a window AC?

The three checks

5,000 BTU window AC on its own, with nothing else plugged in, against the published ratings of the EcoFlow DELTA 3 Max.

5,000 BTU window AC on the EcoFlow DELTA 3 Max: power checks
Check	Needs	Station has	Result
Running watts against continuous output	525 W	2,400 W	Passes
Starting watts against surge rating	1,050 W	4,800 W	Passes
A full day at 8 h a day	4,200 Wh	1,741 Wh usable	Fails

How long it runs across models

The appliance class spans a range of models. Running time on a full charge at the low, typical and high figure in the data:

5,000 BTU window AC on the EcoFlow DELTA 3 Max, low to high
Case	Running watts	Running time
Low end of the class	347 W	5.0 h
Typical	525 W	3.3 h
High end of the class	600 W	2.9 h

Watts vary by model and age. Check the label on your own appliance and enter it for an exact answer.

Keeping up on solar

At 4 peak sun hours, counting 75% of the panel rating: 200 W of panels bring in about 600 Wh a day, 14% of the 4,200 Wh it uses at 8 h a day. 500 W of panels bring in about 1,500 Wh a day, 36% of the 4,200 Wh it uses at 8 h a day.

Other options

The smallest EcoFlow model in the data that is enough for a full day of a 5,000 BTU window AC is the EcoFlow DELTA Pro Ultra (6,144 Wh). The nearest capacities from any brand:

The smallest EcoFlow model that is enough, then the stations closest in capacity to the EcoFlow DELTA 3 Max, with a 5,000 BTU window AC
Power station	Capacity	Verdict	Running time
EcoFlow DELTA Pro Ultra	6,144 Wh	Enough	9.9 h
Anker SOLIX C2000 Gen 2	2,048 Wh	Runs it, but not long enough	3.3 h
EcoFlow DELTA 3 Max Plus	2,048 Wh	Runs it, but not long enough	3.3 h
DJI Power 2000	2,048 Wh	Runs it, but not long enough	3.3 h

The EcoFlow DELTA 3 Max

Everything the EcoFlow DELTA 3 Max runs, its recharge times and full specifications

EcoFlow's page for the DELTA 3 Max (opens in a new tab)

Enough Watts may earn a commission when you buy through links on this page. It never changes the math or the ranking.