Digital Peak Flow Meter

The digital peak flow meter forms a new generation of measuring peak flow and FEV1. The ergonomic, compact design makes it comfortable to hold and easy to store, while the one button operation makes it simple to use.

The zoning function is easily customised allowing for easy asthma management in both asthma and COPD patients. The memory has a capacity to store up to 200 of each measurement.It is fully waterproof and is supplied with a peak flow meter chart. 

The Digital Peak Flow Meter available for rental/hire or purchase  


  • Easy to use, hold, store and clean
  • Designed to monitor asthma
  • Screening device for COPD patients
  • Multi-patient use using one way inspiratory mouthpiece that reduces cross contamination and the risk of infection
  • Measures both Peak Expiratory Flow (PEF) and Forced Expiratory Volume (FEV1)
  • Lightweight, portable and one button operation makes it easy to use
  • Memory can hold up to 240 PEF and 240 FEV1 measurements
  • Waterproof tight seal makes the device easy to sterilise
  • The zoning system is easy to understand, the red, amber and green zones can be preset with the users predicted values to help the user monitor their condition accurately.



Measurement range
PEF-60 - 850 l/min, FEV1 0.60 - 800 litres
PEF ± 6% or 10 l/min, FEV1 ± 3.5% or 0.10 litres
PEF 5.0 l/min, FEV1 0.05 litres
Max. resistance to flow
< 2.5cm H20/l/s below 14 L/s (0.25 Kpa @ 840 l/min)
Zoning thresholds
Green/yellow 80%, yellow/red 50%
240 PEF, 240 FEV1
One coin cell battery
Battery life
2 years (based on 2 tests per day / 3 measurements per test)
114h x 44w x 29d mm



Our range of Peak Flow Meters are available on a rental/hire, sale,purchase or equipment management basis - please use the links at the top of the page to request a quotation.

These digital peak flow meters can be ordered with any other clinical trial, medical or laboratory equipment to create the most effective equipment management solution for your study.

 Woodley Trial Solutions specialises in the supply and management of peak flow meters


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