Salter Labs® PRO₂ Elite Plus™ Oxygen Analyzer by AirLife
The Salter Labs® PRO₂ Elite Plus™ Oxygen Analyzer is designed for qualified personnel to perform fast, accurate spot-checks of oxygen concentration, flow, and pressure from oxygen concentrators. It is not intended for continuous monitoring of oxygen delivery to patients.
This updated design replaces the previous PRO₂ Check Elite with significant improvements for ease of use and reliability in home care, hospital, hospice, and service settings.
Key Features
- Ultrasound technology for oxygen concentration and flow measurements — no fuel cell to replace
- Silicon pressure sensor for accurate pressure readings
- Single gas inlet for all measurements (O₂ %, flow, and pressure)
- No in-field calibration of oxygen/flow measurement required
- Accurate O₂ % within ±1.5%
- Hands-free mode-switch toggle — select oxygen concentration & flow (O₂) or output pressure (P)
- Auto-off after 5 minutes to conserve battery life
- Self-diagnostics with error indication
- Low battery indication
- Pressure displayed in PSI or kPa (user-selectable)
- Compatible with all oxygen concentrators
- Battery powered by two (2) AA batteries (not included)
- Latex-free
What’s Included
- PRO₂ Elite Plus Oxygen Analyzer
- 2' Connection Tube with Trumpet and Universal Connectors
- Cord Clip
Intended Use
For intermittent spot-checking of oxygen concentration, flow, and pressure of a delivered air/oxygen mixture from an oxygen concentrator by qualified personnel. Not for continuous patient monitoring or clinical diagnostic/therapeutic use.

Recent Verified Reviews and Ratings from our Customers, Coast to Coast.