View Screen-Reader Accessible Site

Respironics EverFlo Q Oxygen Concentrator


Respironics EverFlo Q Ultra-Quiet Oxygen Concentrator from
Also available with OPI (oxygen percentage indicator)
and 3-year warranty


About the Respironics EverFlo Q Oxygen Concentrator

 View the EverFlo Q brochure

Respironics EverFlo Q Ultra-Quiet Oxygen Concentrator from 

Respironics' compact, 31-pound EverFlo Q stationary oxygen concentrator is the first ultra-quiet concentrator available at an affordable price. The new EverFlo Q combines the small size, light weight and low maintenance of the popular EverFlo oxygen concentrator, with the added value of an ultra-quiet sound level. With EverFlo Q, you get the benefits of an ultra-quiet concentrator without the burden of paying an ultra-large premium.

Ultra quiet - 40 dBA typical

Lightweight and easy to transport at 31 pounds

Compact, ergonomic design takes up less space, looks less like a medical device

No homecare provider filter change for two years

Uses less power and produces less heat, so it’s more patient-friendly

No filters for the patient to change


Evergo A recessed flow meter
helps reduce the chance of accidental breakage.
Evergo EverFlo’s durable metal cannula connection is less likely to break.
Humidifier Bottle Platform is designed to be compatible with all bottle styles and features an easy-to-use Velcro closure. 
Respironics EverFlo Q Product Specifications
Input Voltage 120 VAC /- 10%
Input Frequency 60Hz
Average Power Consumption 350 Watts
(at 5LPM):
93% ( /- 3%)
Liter Flow 0.5 - 5 liters per minute
Weight 31 lbs. (14 kg)
Sound Level

40 dBA typical

Dimensions (HxWxD) 23 in (584 mm) H, 15 in (381 mm) W, 9.5 in (241 mm) D
Operating Temperature 55° to 90° F (12° to 32° C)
Storage/Transport Humidity -30° to 160° F 
(-34° to 71° C)
up to 95% RH
Outlet Pressure 5.5 PSI
Operating Altitude 0 to 7,000 ft (0 to 2,286 m)

*Device operation above or outside of the specified voltage, LPM, temperature, humidity and/or altitude values may decrease oxygen concentration levels.
  • A valid prescription is required for the purchase of this product.
  • Manufacturer's Note: Respironics recommends that new patients purchase their devices, and initial accessories from a homecare company that can provide a loaner unit to the individualized patient equipment set-up, clinical and after-sales support, and a program to assist patients with therapy success. 
  • We are only authorized to sell and ship Respironics products to end-users residing in the United States.

Home Oxygen Concentrators - Starting at $645 - Call OxiMedical for Even Great Offers!
So where is the price?
We'd like to provide you with our best pricing. Our home concentrators start at $595. We can email you our prices at your request or you may call us at 866-696-9558 to speak to an oxygen concentrator specialist.

Compressor Intake Filter

Our Price: $29