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EverFlo Q


SKU: 1020014

Ultra-quiet Stationary Oxygen Concentrator 

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. 

Key benefits:

Increases patient satisfaction

  • Compact design
    Compact design looks less like a medical machine. EverFlo's ergonomic design takes up less space and doesn't draw as much attention. .
  • Ultra quiet operation
    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.
  • Lower power consumption
    Lower power consumption makes EverFlo patient-friendly. The system uses less electricity and produces less heat. .
  • Humidifier Bottle Platform Humidifier Bottle Platform for extra flexibility. The platform is designed to be compatible with all bottle styles and features an easy-to-use velcro closure.

Reduces costs

  • The Right Fit
    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.
  • Lightweight
    Lightweight for easy transport. The EverFlo Q weighs in at only 31 pounds, reducing shipping and storage costs and risk of injury.
  • Low maintenance
    Low maintenance for reduced service costs. No homecare provider filter change for two years. Patients do not ever have to change filters.
  • Oxygen purity indicator option
    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.
  • Recessed flow meter
    Recessed flow meter reduces accidental breakage.
  • Durable metal cannula
    Durable metal cannula is less likely to break.


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

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