RIVER 3 Plus › runs › Oxygen Concentrator

Can an EcoFlow RIVER 3 Plus run an oxygen concentrator?

Yes — the EcoFlow RIVER 3 Plus runs an oxygen concentrator.
The oxygen concentrator draws about 350 W running, with a 600 W startup surge; the RIVER 3 Plus delivers 600 W continuous and 1,200 W surge. Its 286 Wh battery runs one for about 0.7 h.

350 WOxygen Concentrator running

600 WRIVER 3 Plus continuous

~0.7 hruntime

286 WhRIVER 3 Plus capacity

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The check
Continuous: 600 W ≥ 350 W needed → ok
Surge: 1,200 W ≥ 600 W needed → ok
Runtime: 286 Wh × 90% ÷ 350 W avg = ~0.7 h

Bigger units that run it longer

677 Wh · 1,000 W cont

Common questions

Can the EcoFlow RIVER 3 Plus run an oxygen concentrator?

Yes. An oxygen concentrator draws about 350 W with a 600 W startup surge, and the EcoFlow RIVER 3 Plus delivers 600 W continuously with a 1,200 W surge rating — comfortably enough. On its 286 Wh battery it runs one for roughly 0.7 h.

Sources: Oxygen Concentrator wattage — Standard appliance-wattage / generator-sizing charts (representative values; verify your nameplate); RIVER 3 Plus specs — manufacturer published specifications (compiled 2026-08-10; approximate). Informational only — a computed sizing estimate from published appliance-wattage charts and manufacturer station specs. It is not an electrical guarantee. For hardwired or whole-home backup, transfer switches, or any permanent install, consult a licensed electrician.