NObreath® FeNO Monitor from Bedfont Scientific

The NObreath® is a FeNO monitor which can be used to measure airway inflammation for the management and diagnosis of asthma. Recommended by NICE and conformed to ATS & ERS guidelines, the NObreath® makes FeNO monitoring quick, and easy plus it is completely non-invasive, with the ability to monitor airway inflammation in both adult and child patients. Furthermore, the ambient monitoring mode enables you to check ambient levels of NO.

  • Revolutionary Interface. Full-color touchscreen with easy-to-use interfacing and onscreen motivational exhalation guides
  • Adult and Child Profiles. Adult & child patient profiles for best sampling times and quick result referrals
  • Low Maintenance. Easily serviceable components, saving time and money
  • Get Connected. Bluetooth and USB connectivity for ease of use
  • Ergonomic Design. An ergonomic design, fully portable and incorporated with SteriTouch® technology for optimum infection control
  • NObreath® Dock. NObreath® dock for safe and convenient storage, charging, and synchronization
  • No Limits. Unlimited uses subject to maintenance and general wear and tear
  • Proven Technology. The NObreath® has over 10 years of clinical use featuring in many studies worldwide

As Easy as…

Using the FeNO NOBreath

Image credit: Bedfont Scientific

Introducing the 2nd generation NObreath FeNO monitor

Technical Specification

Concentration Range 5-500 ppb
Repeatability ±5 ppb*
Response Time ≤10 seconds
Operating Humidity 20-80% (non-condensing)
Operating Temperature 15-30°C
Display Full-color touchscreen
Accuracy ±5 ppb*
Detection Principle Electrochemical Sensor
Sensor Operating Life 5 years**
Storage/Transport Temperature 0-40 °C
Power 1 x main rechargeable Li-ion battery: Approx. 100 uses on fully charged battery / 2 x Li-ion coin cell battery: Approx. 5 years / Input: 5V, 0.5A
Warm-Up Time ≤60 secs

Consumables*±5 ppb of measured value ≤50 ppb or ±10% of measured value >50 ppb

**Subject to correct use, maintenance & servicing.

Our consumables are made to the highest quality at the most cost-effective prices.

NObreath Mouthpiece

The NObreath® mouthpiece is single-patient use and incorporates a one-way valve to prevent air from being drawn back from the monitor. The mouthpiece itself is specifically designed with integrated filtration to remove: >99% of airborne bacteria, >96% of viruses, and any moisture from the patient’s breath.

NObreath Mouthpiece

Image credit: Bedfont Scientific

Monitor Cleaning Wipes

Free from alcohol to ensure the continued performance of your monitor. Pack of 50 wipes.

Image credit: Bedfont Scientific


We take the utmost pride in the fact that the NObreath® is accredited to BS EN ISO13485:2016 and CE marked to the Medical Device Directive (MDD).