Can the EcoFlow RIVER 3 Plus 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 RIVER 3 Plus.

5,000 BTU window AC on the EcoFlow RIVER 3 Plus: power checks
Check	Needs	Station has	Result
Running watts against continuous output	525 W	600 W	Passes
Starting watts against surge rating	1,050 W	1,200 W	Passes
A full day at 8 h a day	4,200 Wh	243 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 RIVER 3 Plus, low to high
Case	Running watts	Running time
Low end of the class	347 W	42 min
Typical	525 W	28 min
High end of the class	600 W	24 min

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. 220 W of panels bring in about 660 Wh a day, 16% 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 RIVER 3 Plus, with a 5,000 BTU window AC
Power station	Capacity	Verdict	Running time
EcoFlow DELTA Pro Ultra	6,144 Wh	Enough	9.9 h
BLUETTI Elite 30 V2	288 Wh	Cannot power it	none
Jackery Explorer 300 v2	288 Wh	Cannot power it	none
Goal Zero Yeti 300	297 Wh	Cannot power it	none

The EcoFlow RIVER 3 Plus

Everything the EcoFlow RIVER 3 Plus runs, its recharge times and full specifications

EcoFlow's page for the RIVER 3 Plus (opens in a new tab)

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