Protetores auriculares passivos 3M Peltor Optime II H520AV, 31 dB SNR, arco de cabeça, verde

The 3M Peltor Optime II H520AV passive earmuffs provide reliable hearing protection in high-noise environments up to 105 dB. With a noise reduction rating (SNR) of 31 dB, they are ideal for heavy industry, construction, airports, agriculture, and forestry. The headband design ensures a secure fit, while wide, soft sealing rings and large interior cups offer all-day comfort.

Advantages

High attenuation (H=34 dB, M=29 dB, L=20 dB) effectively reduces harmful noise. The combination of liquid and foam sealing rings provides excellent acoustic sealing and durability. Stainless steel wire headband with plastic covering ensures long-lasting performance. Low pressure design minimizes fatigue during extended use.

Suitable for

• Heavy industry and manufacturing
• Construction sites
• Airport ground crews
• Agricultural and forestry work
• Any environment with noise levels up to 105 dB

Key specifications

• SNR: 31 dB
• H: 34 dB, M: 29 dB, L: 20 dB
• Type: Passive earmuffs, headband
• Colour: Green
• Standards: EN 352-1:2002
• Material: ABS plastic cups, stainless steel headband, liquid/foam seals
• Packaging: 1 pair

Recommendations

For optimal protection, ensure proper fit and seal. Replace ear cushions and foam liners regularly for consistent performance.