3M™ PELTOR™ Optime III Headband Earmuff H540A
Maximum hearing protection for extremely noisy environments
The 3M™ PELTOR™ Optime III H540A Headband Earmuff is a premium high-performance hearing protector engineered for environments with extreme noise exposure. Featuring innovative double-shell cup technology, the Optime III delivers outstanding noise attenuation while maintaining exceptional wearer comfort during extended use.
Designed for heavy industry, mining, manufacturing, aviation, construction, and other high-noise workplaces, the H540A provides Class 5 hearing protection and is suitable for noise exposure levels up to 105 dBA over an eight-hour workday.
Key Features
- SLC80 33dB (Class 5) hearing protection
- Reduces noise levels by up to 33dB
-
Double-shell cup technology for superior noise attenuation
- Designed for extremely noisy environments
- Large internal cup volume reduces heat and moisture build-up
- Soft, wide ear cushions improve comfort during extended wear
- Adjustable padded headband for a secure fit
- Durable construction for industrial applications
- Replaceable cushions and inserts available
Why Choose the 3M™ PELTOR™ Optime III H540A?
The Optime III is one of 3M's highest-performing passive earmuffs, designed specifically for workers exposed to high levels of industrial noise. Its advanced double-casing design helps minimise resonance and improve protection across a broad range of frequencies.
Perfect for:
- Mining operations
- Heavy manufacturing
- Construction sites
- Airports and aviation
- Industrial processing plants
- Engineering workshops
- High-noise industrial environments
Advanced Double-Shell Technology
The unique double-shell cup construction reduces resonance within the earmuff housing, providing enhanced low-frequency noise attenuation while maintaining wearer comfort.
This advanced design makes the Optime III particularly effective in environments with:
- Heavy machinery
- Industrial equipment
- Compressors and generators
- Mining equipment
- High-volume manufacturing processes
All-Day Comfort
Despite its high protection rating, the Optime III features:
- Large internal ear cup space
- Soft sealing cushions
- Reduced pressure around the ears
- Comfortable headband design
Helping workers maintain protection throughout long shifts.
Replaceable Hygiene Kits
To maintain performance and hygiene, replacement cushions and inserts are available.
Compatible Hygiene Kit:
Compliance & Standards
Complies with:
Protection Rating:
- SLC80: 33dB
- Class 5 Hearing Protection
Suitable for environments with eight-hour TWA noise exposures up to 105 dBA.