CPAP Battery
NiteOwl CPAP Battery Backup (2nd Gen, 150Wh Swappable)
150 Wh · Li-ion · 2 lb
$329 – $379
Check price on Amazon →Specifications
- Capacity
- 150 Wh
- Weight
- 2 lb
- Chemistry
- Li-ion
- Outputs
- DC-direct (12/24V)
- Pass-through charging
- No
- Solar input
- No
- Air travel
- Carry-on with airline approval (100–160 Wh)
- Est. runtime (AirSense 11, 28 W, DC)
- 3.9–4.8 hours
Runtime is an estimate — tune it for your machine and settings in the runtime calculator.
Specs verified 2026-06-02 from manufacturer/retailer sources.