EverFlo Q Home oxygen system


  • Compact design looks less like a medical machine
  • EverFlo’s ergonomic design takes up less space and doesn’t draw as much attention.The Right Fit series focuses on patients’ needs
  • EverFlo is part of the Right Fit, a complete portfolio of oxygen products and programs inspired by patients and built for business.
  • Ultra quiet operation reduces noise complaints
  • The EverFlo Q has only a 40 decibel sound level, which significantly increases patient satisfaction. A feature advantage that’s attractive to both physicians and patients.
  • Lightweight for easy transport
    The EverFlo Q weighs in at only 31 pounds, reducing shipping and storage costs and risk of injury.
  • Low maintenance for reduced service costs
    No homecare provider filter change for two years. Patients do not ever have to change filters.
  • Lower power consumption makes EverFlo patient-friendly
    The system uses less electricity and produces less heat.
  • Humidifier Bottle Platform for extra flexibility
    The platform is designed to be compatible with all bottle styles and features an easy-to-use closure.
  • Recessed flow meter reduces accidental breakage
  • Oxygen purity indicator option for increased security
    EverFlo is available with or without oxygen purity indicator. This OPI (Oxygen Percentage Indicator) ultrasonically measures oxygen output as a purity indication.
  • Durable metal cannula is less likely to break


  • General system
    58.4 cm H x 38.1 cm W x 24.1 cm D (23″ H x 15″ W x 9.5″ D)
  • Input Voltage
    120 VAC +/- 10%
  • Sound Level
    40 (typical) dB
  • Average Power Consumption
    350 W
  • Input Frequency
    60 Hz
  • OPI (Oxygen Percentage Indicator) Alarm Levels
    Low Oxygen (82%) and Very Low Oxygen (70%)
  • Oxygen Concentration*
    (at 5 LPM) 93% +/-3 %
    Liter Flow
    0.5-5 l/min
  • Weight
    14 (31) kg (lbs)
  • Outlet Pressure
    5.5 PSI
  • Operating Temperature
    12°C to 32°C/55°F to 90°F
  • Storage/Transport Humidity
    -34°C to 71°C (-30°F to 160°F) up to 95% relative humidity
  • Operating Humidity
    up to 95 %
  • Operating Altitude
    0 to 2286 m (0 to 7500 ft)


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EverFlo Q
Home oxygen system

Respironics’ compact, 31-pound EverFlo Q is the first ultra-quiet concentrator available at an affordable price. It has the ease of use of our popular EverFlo oxygen concentrator and adds an ultra-quiet sound level.

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