High Oxygen concentration levels over the whole flow range
Variable Flow rate up to 5 l/min
OSD Sensor for continuously monitoring Oxygen levels
Visual and audible alarms for low Oxygen levels, power failure, pressure drop and service required
Circuit breaker with reset function
The new rotary valve is designed for durable, quiet performance. Life testing shows exceptional reliability for 10 million cycles (over 5 years of average use @ 5,000 hrs/yr).
Introducing the DeVilbiss/GSE compressor: evaluated by accelerated life testing, shows exceptional projected life. Along with the Thomas Nexus compressor (both found on 515A models), we provide unsurpassed compressor reliability.
The 515A uses a simple, reliable, and predictable operating system which lowers the cost of ownership for the HME provider.
A fixed, recessed humidifier port is very convenient and helps prevent humidifier bottle and connection breakage.
The pressure compensated flow meter permits use of a long cannula while maintaining an accurate flow setting. The flow meter knob can also be locked for added patient safety.











