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3M™ Noise Indicator NI-100

3M™ Noise Indicator NI-100

The 3M™ Noise Indicator NI-100 is a sound level meter that alerts users to potentially dangerous industrial noise levels, helping identify areas where noise control is an issue and where hearing protection may need to be worn. The noise indicator’s small size and lightweight design make it ideal for workers in a variety of industries. One of the most affordable noise detection options available for monitoring noise levels.

 

Features:

  • Durable, small and lightweight, easy-to-use
  • Economical, accurate with rechargeable battery

Learn more about the noise indicator (PDF, 1.7 MB)
Visit our online catalog to learn more about the noise indicator


Flashing Green indicates noise level is below 85 dBA.

Flashing Green

When flashing green, it indicates the noise level is below 85 dBA.

Flashing Red indicates noise level is above 85 dBA and hearing protection may be needed.

Flashing Red

When flashing red, it indicates the noise level is above 85 dBA and hearing protection may be needed.

Easy to Use

Easy to Use

Simply clip the Noise Indicator to a shirt or jacket. To turn on, press and hold button until double green/red light flashes.

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