Product Coverage · Hearing Protection
Protect hearing with verified attenuation
Ear muffs, ear plugs and electronic hearing protection — with attenuation measured to EN, ANSI, CSA and AS/NZS requirements.
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What we cover
Ear Muffs
Cup-type hearing protectors covering the outer ear.
Ear Plugs
Insert-type protectors, reusable or single-use.
Electronic Protection
Level-dependent and communication-capable protectors.
Market Standards
Test standards by market
EN 352 Series
EN 352-1 muffs, -2 plugs, -3 helmet-mounted, -4/-5/-6 electronic.
ANSI S3.19
US standard for real-ear attenuation measurement (NRR).
CSA Z94.2
Canadian standard for hearing protection devices.
AS/NZS 1270
Australian/New Zealand standard for hearing protectors.
Key Test Items
What is tested
Sound Attenuation
Real-ear attenuation measured at defined frequencies for SNR/NRR values.
Insertion Loss
Physical attenuation for ear plugs and muffs.
Headband Force
Clamping force and mechanical resistance of muffs.
Flammability
Resistance of materials against flame spread.
Ageing & Robustness
Performance after temperature cycles and mechanical handling.
Electronic Function
Level-dependent output and limiting behaviour of electronic protectors.
What We Can Do
Your approval partner for hearing protection
Certification Scheme Design
The right standard, category and module for your target market.
Test Coordination
Sample preparation, scheduling and witness testing with partner labs.
Standards Interpretation
Practical guidance on requirements across EN, ANSI, CSA and AS/NZS.
Technical File & Certification
Documentation, own brand certificate and follow-up management.
Talk to us about your next approval project
From a single standard question to a full certification programme — we are here to help.
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