

3M E-A-R™ UltraFit™ Earplug – NRR 25 dB (Model 340-4004)
The 3M E-A-R UltraFit Earplug 340-4004 is a reusable, pre-molded triple-flange hearing protection solution designed for industrial environments. With an NRR of 25 dB, it provides reliable noise reduction without roll-down insertion, making it ideal for construction, manufacturing, and plant operations.
Detailed Description
Category:
Personal Protective Equipment (PPE) – Hearing Protection
Type:
Reusable, Corded, Pre-Molded Triple-Flange Earplug
Usage / Applications:
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Construction Sites
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Manufacturing Units
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Industrial Plants
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Oil & Gas Facilities
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Warehouses
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Mining Operations
Key Features:
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NRR 25 dB Noise Reduction
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Triple-flange pre-molded design fits most ear canals
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No roll-down required – easy insertion
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Soft, flexible, moisture-resistant material
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Washable and reusable for long-term use
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Durable construction for industrial environments
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Corded design prevents loss
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Available in metal-detectable versions (other models)
Technical Specifications
| Specification | Details |
|---|---|
| Model | 340-4004 |
| Product Type | Corded Reusable Earplug |
| Design | Triple-Flange |
| Noise Reduction Rating | 25 dB (NRR) |
| Material | Soft, Flexible Polymer |
| Moisture Resistant | Yes |
| Roll-Down Required | No |
| Cleaning Method | Washable with soap & water |
| Case Quantity | 400 Pairs per Case |
| Standard | ANSI S3.19-1974 |
| Brand | 3M |
Performance Data (Octave Band Attenuation)
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Mean attenuation up to 44.6 dB at 8000 Hz
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Tested under ANSI S3.19-1974
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CSA Class AL
Key Benefits
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Ensures workplace noise compliance
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Reduces risk of hearing damage
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Comfortable for extended wear
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Reusable – lowers long-term PPE costs
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Trusted global industrial safety brand
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Ideal for bulk industrial procurement
Delivery & Warranty
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Nationwide delivery across Pakistan (Karachi, Lahore, Islamabad, Rawalpindi & other major cities)
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Bulk supply available for industrial and corporate projects
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Genuine product supply assurance
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Technical documentation available upon request
Pairs well with
In stock! Ships within 1-2 business days.
90-day risk-free trial
2-Year Warranty
Complimentary shipping & returns
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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Shipping Information
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