Helmet-Mounted for Non-Slotted Caps, Passive

The MSA Classic Hearing Protection line offers five helmet-mounted options for slotted and non-slotted MSA caps. The classic line offers lightweight, low-profile cups with various protection levels for low to loud noise worksites.

Part Number

SoundBlocker™ 26 for MSA Non-Slotted Caps (NRR 26 dBA)


SoundBlocker™ 26 for Defender Industrial Frames (NRR 26 dBA) Discontinued

Markets: Construction, General Industry, Oil & Gas, Utilities
Applications: Confined Space, Working at Heights, Welding
  • For use with MSA non-slotted caps; addition of muffs reduces dieletric class of helmets to Class C
  • Easy to adjust cups – even with gloves on
  • Spring arm design provides proper closure and low pressure
  • Easy to remove ear cushions for quick replacement
  • Provide excellent attenuation and maximum ear space
  • Three distinct wearing positions

United States:

Meets ANSI S3.19-1974 and CSA Class A Standards NOTE: Compliance is working on securing and have the actual certs placed.