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3M™ PELTOR™ X4 Series Ear Muffs

Catalog Number 17000634
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CSA Z94.2:
Class A
Class AL
Hard Hat

PELTOR™ X4 Series Ear Muffs combines high attenuation with a sleek, low-profile and lightweight design. Available in over-the-head or hard hat-attached styles.

  • Light and small cup profile with high level of attenuation
  • High level of protection without all the bulk
  • Innovative foams and proprietary high density offers slow recovery
  • Bright yellow-green color cups help employers verify hearing protectors are being worn
  • Available in electrically insulated models (exception is model X4P3E)
  • Compatibility with hard hats (exception is model X4A)


3M™ ear muffs must be used in accordance with OSHA regulations, and the user instructions, warnings, and limitations accompanying each product.

Color Black, Chartreuse
ANSI S3.1974 Yes
Cushion Material Foam
CSA Z94.2 Class AL
Cushion Color Black
Headband Material Wire
For Use With (Application) Assembly, cleaning, demolition, facility maintenance, grinding, machine operations, painting, sanding, welding
Model X4A
Pairs per Package 1 Ea.
Noise Reduction Rating (NRR) 27 dB
Product Type X4 Series
Headband Color Black
Dielectric Yes
Style Over-the-head
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