For diverse industrial concerns Quest has proved to be the most reliable destination for sound level meter, acoustic vibration monitoring sensor and hand-held human vibration meters. Quest sound level meters are solid, they never wear out and are totally reliable. Our acoustic vibration monitoring sensor and human vibration meters are the perfect instruments to enable you to protect your workers from accidental over exposure.

NEW EDGE Cable Free Noise Dosimeter

When it comes to innovation, we left no stone unturned. As the market leader in noise dosimeters, we designed the most innovative cable-free dosimeter on the market.
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NEW SoundPro^® SE/DL Sound Level Meter Series

The SoundPro SE/DL Series is Quest Technologies next generation of advanced sound level meters. These meters are easy to use and loaded with the features. With over 12 models, you are sure to find one that fits your needs.
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NEW VI-400Pro Vibration Analyzer

The VI-400Pro is an advanced hand-held real time vibration analyzer. It can simultaneously monitor up to four input channels with each channel including 1/1 or 1/3 real-time octave band data.
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NEW NoisePro^® Noise Dosimeters

Quest Technologies is proud to announce it's next generation of noise dosimeters. The NEW NoisePro^® series of dosimeters are powerful and intuitive. One of the NoisePro^® models is sure to meet your noise dosimetry needs.
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NEW HAVPro Vibration Monitor

The HAVPro is a personal human vibration monitor. It provides tri-axial vibration measurements for occupational hand/arm and whole body vibration exposure from power tools, machinery and other workplace sources.
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NEW QuestSuite® Professional Software

An all-new 32-bit version of the popular QuestSuite for Windows "System Solution" software application.  This next-generation release is more powerful, more informative and simpler-to-use. Click here to learn more.

NEW AQ5000Pro and AQ5001Pro IAQ Monitors

The choice of "Professionals Who Care About Air" just got better. These upgraded "Pro" versions of the popular aq-5000-Q and aq-5001-Q deliver more information than ever before, while at the same time making operation simpler and more straightforward. Click here to learn more.