MEDIchair offers CPAP machines, CPAP masks, CPAP pillows and other aids for CPAP therapy to enhance your quality of life. See our selection below.

ResMed S8 AutoSet™ II

Features new whisper-quiet operation is 75% quieter than before.
Manufacturer: Resmed

The premium auto-adjusting device in our S8™ Series II, features new whisper-quiet operation is 75% quieter than before; new Easy-Breathe technology – ResMed’s revolutionary new therapy system; new and improved EPR with Easy-Breathe technology for enhanced patient breathing comfort; usage-based compliance download for accurate patient monitoring; data card – a standard feature included for easy two-way data transfer.


  • Whisper-quiet motor: Setting a new industry standard in quiet therapy and comfort, ResMed’s new sophisticated motor design delivers superior performance at a lower effort while cutting device noise significantly. By reducing noise, Easy-Breathe technology enables patients and their bed partners to sleep peacefully through the night.
  • Easy-Breathe technology: Easy-Breathe technology combines new software, a quieter motor and improved EPR for maximum comfort and a quiet night’s sleep. With Easy-Breathe technology, EPR is integrated with AutoSet™ technology for pressure relief that continually adjusts to patients’ pressure needs, breath by breath.
  • Pressure relief for more natural breathing: Featuring ResMed’s improved EPR with Easy-Breathe technology, the S8 AutoSet II offers pressure relief delivered in a smooth waveform that mimics patient breathing. With a choice of three different EPR comfort levels, the S8 AutoSet II with Easy-Breathe technology allows customized comfort for breathing that feels natural.


  • Operating Pressure Range: 4–20 cm H2O
  • Data Storage Includes: usage, pressure, leak and AHI statistics Via ResScan Data Card: 180 sessions of summary data, five sessions of detailed data Via PC cable: 365 sessions of summary data, five sessions of detailed data. Data also available via the LCD menu
  • High Resolution Data: five sessions of flow data recorded at 25Hz with S8 ResLink
  • Dimensions (H x W x D): 4.6" x 6.5" x 5.7" (118 mm x 164 mm x 145 mm)
  • Weight: 3.09 lbs (1.4 kg)
  • Noise Level: Radiated sound pressure is measured at < 24 ± 2 dBA at 10 cm H2O at 1 m according to ISO 17510-1
  • Power Supply Input Range: 100–240V AC, 50/60Hz 12V or 24V DC via ResMed’s DC-12 converter 110V AC, 400Hz. Please refer to the User’s Manual for details about power consumption values for typical treatment conditions.
  • Housing Construction: Flame retardant engineering thermoplastic
  • Environmental Conditions: Operating temperature: +41°F to +97°F (+5°C to +36°C)
  • Air Filter: Two-layered, powder-bonded, polyester non-woven fiber
  • Air Tubing: Flexible plastic, 2 m length
  • Classification: Class II (double insulated): Type CF IPX1 US FCC Part 15, Class B*

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