How long will a BLUETTI AC180 run a CPAP?
About 16 hours on a BLUETTI AC180.
Estimates use manufacturer specs; real runtime varies with your device and temperature.
Fits
BLUETTI AC180
- 16 h
- 1,152 Wh
- 35.3 lb
- $449
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Assumption: 40 W, humidifier off. ResMed lists the AirSense 11 at 56.1 W typical on its 65 W supply.
Using a CPAP for therapy? Follow your provider's and the maker's backup instructions.
| Scenario | Load | Hours |
|---|---|---|
| 40 W, humidifier off | 40 W | 16 hours |
| ResMed's 56.1 W typical figure | 56.1 W | 12 hours |
| 50 W humidifier added | 90 W | 8 hours |
| Math | 1,152 Wh × 0.9 × 0.85 ÷ (40 W + 15 W) = 16 hours | 16 hours |
Eligibility depends on your address and circuit. Check the rebate tracker.
SCE: $249 after $200 off. PG&E: not eligible (over 1,000 Wh).
What changes the number
- Humidifier or heated tube.
- Mask leak and higher pressure.
- Cold and battery age. Self-use is 15 W on this 16 hours figure.
Cheaper: EcoFlow RIVER 2 Pro, about 12 hours, $349. Lighter: Jackery Explorer 1000 v2, about 16 hours, $559.
What changed
- Sep 25, 2026: Prices checked.
- Sep 26, 2026: Page added.
Data: stations.json · runtimes.csv · BLUETTI AC180 · ResMed AirSense 11 User Guide (Americas). Peak 73.2 W.