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 9 offers
The lowest price for 3M Peltor Optime II Neckband Earmuff CL5 27dB H520b right now is $53.82 at Alliance Safety Equipment, compared across 9 retailers.
The all-time low was $43.97 on 16 Oct 2025 — today's price is 22% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 27 July 2026.
Last updated at 27/07/2026 11:46:25
H520B PELTOR OPTIME II SERIES NECKBAND FORMAT EARMUFFS CLASS 5 SLC80 27DB
Delivery $21.94
3M PELTOR Optime II Neckband Format Earmuff Class 5 SLC80 27dB > 70071730546
Free delivery between 29 July – 4 Aug
3M H7B (H520B) Peltor Behind the Head Earmuff Earmuff 27db Class 5
Delivery between 29 July – 3 Aug $15
3M 520B Optime II Neckband Format Earmuff
Delivery between 30 July – 7 Aug $12.50
3M PELTOR Optime II Neckband Earmuff H520B - Premium Hearing Protection
Delivery $25
3M Earmuff H520B Grn Cs10
Delivery between Wed – Fri $12.95
3M Earmuff H520B Grn Cs10
Delivery by Wed $12.95
3M 7100242087 Genuine Industrial | TK Toners Australia
Free delivery between Tue – Fri
3M Peltor Optime II Neckband Earmuffs H520B Green (Case of 10)
Free delivery between 29 July – 4 Aug
H520B PELTOR OPTIME II SERIES NECKBAND FORMAT EARMUFFS CLASS 5 SLC80 27DB
Delivery $21.94
3M PELTOR Optime II Neckband Format Earmuff Class 5 SLC80 27dB > 70071730546
Free delivery between 29 July – 4 Aug
3M H7B (H520B) Peltor Behind the Head Earmuff Earmuff 27db Class 5
Delivery between 29 July – 3 Aug $15
3M 520B Optime II Neckband Format Earmuff
Delivery between 30 July – 7 Aug $12.50
3M PELTOR Optime II Neckband Earmuff H520B - Premium Hearing Protection
Delivery $25