3M Peltor Optime III H540P3E Orejeras para casco 35 dB SNR negro/rojo

Workers in heavy industry, construction, airports, and manufacturing rely on the 3M Peltor Optime III H540P3E earmuffs for dependable hearing protection in high-noise environments. Designed for helmet mounting, these passive earmuffs provide a high attenuation rating of 35 dB SNR, helping to reduce exposure to harmful noise levels.

Key specifications

• Attenuation rating (SNR): 35 dB
• High frequency attenuation (H): 40 dB
• Medium frequency attenuation (M): 32 dB
• Low frequency attenuation (L): 23 dB
• Mounting type: Helmet-mounted, 30 mm slot
• Colour: Black / Red
• Material: ABS plastic cups, foam/PVC ear cushions
• Series: 3M Peltor Optime III

Why choose it

The Optime III features double casing technology that minimises resonance, while the large space inside the cups and wide soft ear cushions provide comfort during long shifts. The helmet-mounted design keeps the earmuffs securely attached to compatible safety helmets, ensuring consistent protection.

Ideal use cases

• High-noise industrial environments
• Construction and heavy machinery operation
• Airport ground handling
• Manufacturing and production lines

Good to know

These earmuffs meet the EN 352-3:2002 standard for helmet-mounted hearing protectors. They are supplied as one pair.