The DeVilbiss® CPAP 9000 Series offers the quality and reliability you have come to count on from DeVilbiss. In addition to being one of the quietest units on the market, the 9000 Series offers the small size and good looks to fit into any bedroom setting. The keypad and LCD display make the unit convenient and easy to use for both therapists and patients. Here are the differences between the DeVilbiss 9001D and 9000D CPAP machines:

• 9001D supports a 12V power supply, whereas the 9000D does not. If you want the ability to run your CPAP machine froma 12V source - such as a free standing 12V battery or from a 12V outlet - then choose the 9001D.
  
• 9001D automatically adjusts for altitude, whereas the 9000D offers a manual adjustment for altitude
  
• 9001D has a 2-year onboard compliance memory
  
• 9001D has a pressure transducer for bettery pressure accuracy
  
• 9001D interfaces with Palm OS for remote setup (a feature primarily intended for clinicians)

• One of the quietest CPAPs available.
• Operating pressure range 3-20 cmH2O.
• 0,10,20,30 or 45 minute pressure delay options.
• Automatic altitude compensation.
• Monitors compliance while breathing.
• 12-volt power option.
• Minimum 2-year onboard compliance memory.
• Pressure transducer for even better accuracy.
• Interfaces with Palm OS for remote setup
• Compliance information can be directly downloaded using software 8054D-620 or eCompliance.