Welcome to Occupational Health Dynamics
How can we help you?
Occupational Health Dynamics has a range of products and services to help you protect your employees and manage your occupational risks. Whether you are looking for a Respirator Fit Tester, a Noise Dosimeter, an Audiometer or a Sound Level Meter, we can provide you with a complete solution. [Find FitTest Adapters Here]
We are the exclusive Distributor, Service and Calibration Center for Cirrus Research Noise Instruments in the US and we can offer you a wide range of sound level meters and environmental noise products as well as the doseBadge, the Original Wireless Noise Dosimeter
Choose your application
OHD can offer a wide range of products for use in many different applications. Click on the links below and we will recommend some products for you to consider:
Industrial Hygiene | Fire Fighter | Law Enforcement | Occupational Nurse | Safety Manager | Physician | Mobile Testing
Featured Product
doseBadge Noise Dosimeter

The doseBadge is the original wireless personal noise dosimeter.
With a rugged, durable metal case, no cables, controls or external microphone, the doseBadge is simple, reliable and easy to use.
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News
Here's the latest news from Occupational Health Dynamics
NEW Optimus Sound Level Meter
New SoundSign
New Quantifit Training Video
The new OHD Quantifit
New NFPA FitTest Ruling
Read more news..
