3M PELTOR Optime II Earmuffs, H520B have been developed for demanding noise-hazard environments. A suitable choice for environments with substantial industrial noise or construction machinery, like airports and agricultural work. Get high level hearing protection that muffles even extremely low frequencies with 3M PELTOR Optime II Earmuffs, H520B. They’re ideal for use in loud, demanding environments with substantial industrial noise such as airports, construction sites and during agricultural work. An alternative choice for those wearers who prefer not to wear a headband. The neckband model allows for wear with complimentary PPE, worn around the neck they can be worn with helmets and other head and face apparel without interference. Our earmuffs reduce noise levels up to 27 dB. The large space inside the cups helps reduce heat and moisture build-up, and the soft, wide cushions help decrease pressure around the ears, making them comfortable to wear for long periods. The cushions and foam inserts, available as Hygiene Kits, are easy to replace if they become worn or damaged, extending the life of the product. They’re available in headband, helmet attached and Hi-Viz green models. Reduces noise levels up to 27 dB Soft, wide, cushions help reduce pressure around the ears Large space inside the cups helps minimise heat and moisture build-up Soft, wide, cushions help reduce pressure around the ears Cushions and inserts available as replacement Hygiene Kits
3M PELTOR Optime II Earmuffs, H520B have been developed for demanding noise-hazard environments. A suitable choice for environments with substantial industrial noise or construction machinery, like airports and agricultural work. Get high level hearing protection that muffles even extremely low frequencies with 3M PELTOR Optime II Earmuffs, H520B. They’re ideal for use in loud, demanding environments with substantial industrial noise such as airports, construction sites and during agricultural work. An alternative choice for those wearers who prefer not to wear a headband. The neckband model allows for wear with complimentary PPE, worn around the neck they can be worn with helmets and other head and face apparel without interference. Our earmuffs reduce noise levels up to 27 dB. The large space inside the cups helps reduce heat and moisture build-up, and the soft, wide cushions help decrease pressure around the ears, making them comfortable to wear for long periods. The cushions and foam inserts, available as Hygiene Kits, are easy to replace if they become worn or damaged, extending the life of the product. They’re available in headband, helmet attached and Hi-Viz green models. Reduces noise levels up to 27 dB Soft, wide, cushions help reduce pressure around the ears Large space inside the cups helps minimise heat and moisture build-up Soft, wide, cushions help reduce pressure around the ears Cushions and inserts available as replacement Hygiene Kits
3M Peltor Optime II Neckband Earmuff CL5 27dB H520b
3M PELTOR Optime II Earmuffs, H520B have been developed for demanding noise-hazard environments. A suitable choice for environments with substantial industrial noise or construction machinery, like airports and agricultural work. Get high level hearing protection that muffles even extremely low frequencies with 3M PELTOR Optime II Earmuffs, H520B. They’re ideal for use in loud, demanding environments with substantial industrial noise such as airports, construction sites and during agricultural work. An alternative choice for those wearers who prefer not to wear a headband. The neckband model allows for wear with complimentary PPE, worn around the neck they can be worn with helmets and other head and face apparel without interference. Our earmuffs reduce noise levels up to 27 dB. The large space inside the cups helps reduce heat and moisture build-up, and the soft, wide cushions help decrease pressure around the ears, making them comfortable to wear for long periods. The cushions and foam inserts, available as Hygiene Kits, are easy to replace if they become worn or damaged, extending the life of the product. They’re available in headband, helmet attached and Hi-Viz green models. Reduces noise levels up to 27 dB Soft, wide, cushions help reduce pressure around the ears Large space inside the cups helps minimise heat and moisture build-up Soft, wide, cushions help reduce pressure around the ears Cushions and inserts available as replacement Hygiene Kits
3M PELTOR Optime II Earmuffs, H520B have been developed for demanding noise-hazard environments. A suitable choice for environments with substantial industrial noise or construction machinery, like airports and agricultural work. Get high level hearing protection that muffles even extremely low frequencies with 3M PELTOR Optime II Earmuffs, H520B. They’re ideal for use in loud, demanding environments with substantial industrial noise such as airports, construction sites and during agricultural work. An alternative choice for those wearers who prefer not to wear a headband. The neckband model allows for wear with complimentary PPE, worn around the neck they can be worn with helmets and other head and face apparel without interference. Our earmuffs reduce noise levels up to 27 dB. The large space inside the cups helps reduce heat and moisture build-up, and the soft, wide cushions help decrease pressure around the ears, making them comfortable to wear for long periods. The cushions and foam inserts, available as Hygiene Kits, are easy to replace if they become worn or damaged, extending the life of the product. They’re available in headband, helmet attached and Hi-Viz green models. Reduces noise levels up to 27 dB Soft, wide, cushions help reduce pressure around the ears Large space inside the cups helps minimise heat and moisture build-up Soft, wide, cushions help reduce pressure around the ears Cushions and inserts available as replacement Hygiene Kits
in 16 offers
The lowest price for 3M Peltor Optime II Neckband Earmuff CL5 27dB H520b right now is $47.85 at Onsite Safety Australia, compared across 14 retailers.
The all-time low was $43.97 on 24 June 2025 — today's price is 9% above the lowest ever. That's a little above the best price we've seen.
Prices last updated 5 Oct 2026.
Last updated at 05/10/2026 03:19:12
3M PELTOR Optime II H520B Neckband Ear Muffs, Class 5 SLC80 27dB, Green | Behind-the-neck hearing protection, ear defenders for hard hats and caps,
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
3M PELTOR Optime II Headband Format Earmuff Green Class 5 SLC80 32dB > 70071730553
Delivery between Tue – Wed $16.50
3M PELTOR Optime II Earmuff
Delivery $13.25
3M Peltor Optime II Earmuffs Neckband, Class 5
H520B PELTOR OPTIME II SERIES NECKBAND FORMAT EARMUFFS CLASS 5 SLC80 27DB
Delivery $21.94
3M PELTOR Optime II H520B Neckband Earmuff 27dB
Delivery between 9–13 Oct $15
3m Optime 2 Neckband Green Earmuffs Class 5 27db
Delivery $12
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
3M PELTOR Optime II Neckband Format Earmuff, 27dB (Class 5) H520B (Each)
Delivery between 7–17 Oct $14.95
3m Peltor Optime Ii Neckband Earmuffs Cl5 27db H520b
Delivery between 8–16 Oct $22
3M PELTOR OPTIME II EARMUFF CLASS 5 NECK BAND
Free delivery by 16 Oct
| Brand | 3M |
3M PELTOR Optime II H520B Neckband Ear Muffs, Class 5 SLC80 27dB, Green | Behind-the-neck hearing protection, ear defenders for hard hats and caps,
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
3M PELTOR Optime II Headband Format Earmuff Green Class 5 SLC80 32dB > 70071730553
Delivery between Tue – Wed $16.50
3M PELTOR Optime II Earmuff
Delivery $13.25
3M Peltor Optime II Earmuffs Neckband, Class 5
H520B PELTOR OPTIME II SERIES NECKBAND FORMAT EARMUFFS CLASS 5 SLC80 27DB
Delivery $21.94
| Brand | 3M |