Malad West, Mumbai, Maharashtra

Noise Dosimeters

Providing you the best range of sound dosimeters and pm2.5 field air flow calibrator with effective & timely delivery.

Sound Dosimeters

Sound Dosimeters
  • Sound Dosimeters
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Model No : Sonus GA257

We are a most trusted name among the topmost companies in this business, involved in manufacturing and exporting Sound Dosemeter (Sonus GA257). The dual-measurement feature of the SONUS means two versions of most parameters can be measured simultaneously. It has templates and applications for personal preference. The data-logging instruments have a USB connection and are compatible with the Castle dBdataPro software, where data can be presented in the desired format and copied and pasted into other applications, so you don’t have to change the way you have always completed your reports.


  • Dedicated Occupational Safety Mode
  • User 'Templates' for Personal Preference
  • Hearing Protection Database
  • Voice Note Recording
  • Optional 1/1 Octave Band Analysis

  • Dedicated Application Specific Measurement Templates
  • Statistics
  • Optional 1/3 Octave Band Analysis

dBAirSafety & Environment
  • All of the above

What's supplied with a dBAirSystem?
  • Your chosen dBAirSound Meter and Windshield
  • Acoustic Calibrator (Class 1 or Class 2)
  • Castle Cloud Software License and USB Cable
  • Protective Carry Case for dBAirand Accessories
  • Heavy Duty Tripod (where required)


  • User selectable Exchange rate, Threshold and Criterion level.
  • Save results to internal flash memory
  • Download data to a PC via a USB connection
  • Noise Analysis Software included with the meter
  • Small and light weight fits into small shirt or jacket pocket and also supplied with a strong pocket clip.


  • Used for measuring the noise exposure of a person.
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PM2.5 Field Air Flow Calibrator

PM2.5 Field Air Flow Calibrator
  • PM2.5 Field Air Flow Calibrator
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Product Details:


The field air flow calibrator is ideal for field calibration of PM2.5 Sampler. It works with a precise flow of 16.67LPM and calibrate air flow ranging from 1-30 LPM. The calibrator is available with measuring provision for barometric pressure and ambient temperature and NIST trace ability. It is suitable for temperature range of -30° to +55° C and displays both actual and standard flow rates. The device is and is powered by battery. It is simple in operation with no moving parts. The flow through the instrument is uninterrupted and the graphic software provides a continuous output display for all the functions.
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Reach Us
Radheshyam Kumawat (Director)
No. 106, Ashish Udyog Bhavan, Opposite S. N. D. T. College Liberty Garden Road, Malad West
Mumbai- 400064, Maharashtra, India

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