Hearing protection

At INSPEC, we are actively involved in the development of the European standards for hearing protectors, ensuring that our test facilities are kept up-to-date with the latest innovative products coming onto the market.  

We offer testing of both passive and electronic hearing protectors against the full suite of current and draft (future) European standards shown in the table below.

If you require testing against a standard not listed - or against your own bespoke specification - please contact us.

 

Passive hearing protection
Ear muffs
Ear plugs
EN 352-1, Ear muffs (Basic requirements) EN 352-2, Ear plugs (Basic requirements)
EN 352-3, Helmet mounted ear muffs
Electronic hearing protection
Ear muffs
Ear plugs
EN 352-4, Level dependent ear muffs EN 352-7, Level dependent ear plugs
EN 352-5, Active noise reduction ear muffs Active noise reduction ear plugs
EN 352-6, Ear muffs with electrical audio input * prEN 352-9, Ear plugs with electrical audio input *
EN 352-8, Entertainment audio ear muffs ** Entertainment audio ear plugs **
General
EN 24869-1, Sound attenuation of hearing protectors

Notes:

* These are devices providing audio signal transmission for essential safety or work-related purposes (e.g. speech information and warning signals) via an electrical audio input facility and built-in loudspeakers. Testing is provided for Line-in (direct) and FM radio inputs.

** These are devices providing audio signal transmission for entertainment purposes only (not for safety or work-related purposes) via an electrical audio input facility and built-in loudspeakers. Testing is provided for Line-in (direct) and FM radio inputs.

 

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