3M ™ PELTOR ™ OPTIME ™ I H510A-401-GU OREJERAS

What is 3M PELTOR Optime I H510A-401-GU and why choose it

The 3M PELTOR Optime I H510A-401-GU earmuffs are lightweight hearing protectors with a stainless steel headband design. They are engineered to deliver moderate to high attenuation, covering a wide range of industrial noise environments. With a Single Number Rating (SNR) of 27 dB and a low-profile cup design, they combine effective noise reduction with user comfort for extended periods of use.

Main features

• Lightweight, low-profile design (approximate mass 180 g for model H510A).
• Wide, soft cushions designed to reduce pressure around the ears and improve comfort and wearability.
• Large internal cup space to help reduce heat and moisture build-up.
• Stainless steel headband designed to maintain consistent pressure over time.
• Replaceable cushions and inserts available separately to help extend product lifetime.
• Double-cup design within the Optime family, developed to improve attenuation at lower frequencies.
• Part of the 3M PELTOR Optime range, with attenuation performance suitable for many noisy industrial environments.

Technical specifications

General data

• Product type: 3M PELTOR Optime I earmuffs (headband version H510A).
• Approximate mass: 180 g.
• Attenuation range for Optime series: SNR 26–35 dB (H510A model SNR below).

Materials (headband versions)

• Headband and headband cover: Stainless steel wire, PVC, Acetal.
• Cups: ABS.
• Insert (liner): Polyester foam.
• Cushions and cushion covers: PVC and polyurethane foam.
• For Optime I earmuffs, cushions may also include polyether/glycerin.

Standards and approvals

• Approved according to Regulation (EU) 2016/425.
• Notified body: Finnish Institute of Occupational Health (FIOH), notified body number 0403.
• Complies with EN 352-1:2002 for headband earmuffs.

Acoustic performance – attenuation values (H510A headband)

3M PELTOR Optime I Earmuffs (headband H510A)

• SNR: 27 dB
• H: 32 dB
• M: 25 dB
• L: 15 dB

Frequency (Hz)	63	125	250	500	1000	2000	4000	8000
Mf (dB)	14.1	11.6	18.7	27.5	32.9	33.6	36.1	35.8
sf (dB)	4.0	4.3	3.6	2.5	2.7	3.4	3.0	3.8
APVf (dB)	10.1	7.3	15.1	25.0	30.1	30.2	33.2	32.0

Key to attenuation table:

• Mf: mean attenuation value.
• sf: standard deviation.
• APVf: assumed protection value.
• H: assumed attenuation value at high frequencies.
• M: assumed attenuation value at mid frequencies.
• L: assumed attenuation value at low frequencies.
• SNR: Single Number Rating, value subtracted from C-weighted sound pressure level to estimate A-weighted level at the ear.

Applications and use cases

The 3M PELTOR Optime I H510A-401-GU earmuffs are designed to provide moderate to high attenuation suitable for a wide range of industrial applications and noisy environments. They are part of a family of products capable of addressing many different noise levels across varied workplaces.

FAQ

1. What type of earmuff is the 3M PELTOR Optime I H510A-401-GU?

It is a headband-style earmuff belonging to the 3M PELTOR Optime I range.

2. What is the SNR of this model?

The 3M PELTOR Optime I headband model H510A has an SNR of 27 dB.

3. How much does the earmuff weigh?

The mass of the 3M PELTOR Optime I H510A earmuffs is approximately 180 grams.

4. Are the cushions replaceable?

Yes, the cushions and inserts are replaceable, and hygiene kits are available to help extend the service life of the earmuffs.

5. What materials are used in the headband and cups?

The headband assembly uses stainless steel wire with PVC and Acetal components, while the cups are made of ABS with polyester foam inserts and PVC/foam cushions.

6. Which standards does this earmuff comply with?

It is approved under Regulation (EU) 2016/425 and complies with EN 352-1:2002 for headband earmuffs.

7. Is this model suitable for industrial environments?

Yes, it is designed to deliver moderate to high attenuation for a wide range of industrial noise situations.

8. Does the design help reduce heat and moisture?

Yes, the large internal space in the cups is designed to help reduce the build-up of heat and moisture during use.

9. How is long-term comfort improved?

Wide, soft cushions are designed to reduce pressure around the ears and improve comfort, especially during longer wearing periods.

10. What is the purpose of the stainless steel headband?

The stainless steel headband design helps maintain a consistent contact pressure on the ears over time.

Section 14 – Transport information

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Section 8 – Individual protection measures

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*Contenido generado por IA