How long can the Anker SOLIX F3800 run a Oxygen concentrator?
9.3 hours
Formula: (3.8kWh × 0.85 inverter efficiency) ÷ 8.4 kWh/day = 9.3 hours. At continuous 350 W draw (no duty cycle), about 9.3 hours.
What if you add a battery? The + Home Backup Kit config jumps to 7.7kWh — roughly 18.7 hours on a Oxygen concentrator.
Appliance
Oxygen concentrator · 350 W / 600 W surge
Battery (base)
3.8kWh · 6kW / 9kW surge
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Runtime Quick-Check
Runtime Quick-Check
Pick a battery and an appliance — see days of runtime after the 0.85 inverter derate.
9.3 hours
Formula: (3840 Wh × 0.85) ÷ 8.4 kWh/day = 9.3 hours. Continuous draw ≈ 9.3 hours at full load.
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