CPAP Device for your OSA therapy.

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ResMed AstralTM 100 and Astral 150 provide personalized care every step of the way. With both invasive and non-invasive options, they offer a lightweight design, exceptional battery life1  and adaptive technologies to provide greater mobility and peace of mind.

  • Astral 100
  • Astral 150
Where to buy Product support

Product highlights

  • Alarms notify caregivers and healthcare providers when a potential issue arises
  • User-friendly menu and touch-screen big button features make it easy to operate
  • IntelligentAirTM auto-adjusting therapy modes: iVAPS, iBR, AutoEPAP to ensure appropriate ventilation is delivered, even when your respiratory rate changes
  • Quickly switch between mouthpiece or mask ventilation without changing adapters. Switch programs with just a few buttons.

Comparing the Astral 100 and Astral 150

Two options to meet your changing needs:

Simplicity and ease

Astral 100

A lightweight and portable life-support ventilator that provides both invasive and non-invasive options.


Added features

Astral 150
Offers the same functionality as Astral 100 as well as a double-limb circuit and Fi02 monitoring.

Most popular Astral accessories

External battery
Mobility and slim fit bag
Circuit support arm
Astral table stand



Source: A maximum of two external batteries have the capacity to deliver up to 16 hours of continuous, portable power when connected to Astral. An internal battery provides up to 8 hours of extra backup power if needed.