Description
3M™ 2138 P3 R Particulate Filter Ozone OV/AG Relief Pair EN143
The 3M™ 2138 P3 R Particulate Filter is designed for use with compatible 3M™ reusable respirators featuring a bayonet-style connection. These lightweight particulate filters provide protection against solid and liquid particles, offer ozone protection up to 10 times the Occupational Exposure Limit (OEL), and provide additional relief from nuisance levels of organic vapours and acid gases below OEL. Supplied as a pair of filters only, with no mask included.
Key Features
- 🛡️ P3 R protection against solid and liquid particulates
- 🛡️ Ozone protection up to 10 × OEL
- 🛡️ Additional relief from organic vapours and acid gases below OEL
- 🛡️ Bayonet-style connection for compatible 3M™ reusable respirators
- 🛡️ Lightweight construction with low breathing resistance
- 🛡️ Compact design fits comfortably under many welding shields
- 🛡️ Quarter-turn twist-and-click installation
- 🛡️ Spark-resistant design
- 🛡️ Advanced Electret Media (AEM) for efficient filtration and breathing comfort
Benefits
- ✅ Helps reduce inhalation of hazardous dusts, mists and fumes
- ✅ Supports comfortable all-day wear through low breathing resistance
- ✅ Provides balanced weight distribution when fitted to a respirator
- ✅ Suitable for a range of industrial and maintenance environments
- ✅ Fast and secure filter attachment without tools
- ✅ Compatible with several popular 3M™ reusable respirator ranges
Specifications
| Brand | 3M™ |
| Model | 2138 |
| Product Type | Particulate Filter |
| Filter Class | P3 R |
| Standard | EN 143:2000/A1:2006 |
| Connection Type | Bayonet |
| Aerosol Protection | Oil and Non-Oil Particulates |
| Protection | Solid and Liquid Particles |
| Ozone Protection | Up to 10 × OEL |
| Additional Relief | Organic Vapour and Acid Gas Below OEL |
| Respirator Compatibility | 3M™ 6000 Series Half Facepiece |
| Respirator Compatibility | 3M™ 6500QL Series Half Facepiece |
| Respirator Compatibility | 3M™ 7500 Series Half Facepiece |
| Respirator Compatibility | 3M™ 6000 Series Full Facepiece |
| Media Technology | Advanced Electret Media (AEM) |
| Weight | 30 g per pair (nominal) |
| Individual Pack | 1 Pair of Filters |
| Units per Carton | 80 Each per Case |
| UPC | 50051131529071 |
How to Use
- Inspect the respirator and filters before use.
- Align the filter with the respirator bayonet connection.
- Insert and rotate a quarter turn until locked.
- Repeat for the second filter on the opposite side.
- Perform the appropriate fit check before entering the work area.
- Replace filters when breathing resistance increases or according to site procedures.
⚠️ These filters are designed for use only with compatible 3M™ reusable respirators featuring a bayonet-style connection and do not function as a respirator on their own.
⭐⭐⭐⭐⭐ “Comfortable and easy to fit under my welding shield. Excellent filtration performance.” — Daniel S.
⭐⭐⭐⭐⭐ “Secure bayonet fit and very low breathing resistance during long shifts.” — Michael R.
⭐⭐⭐⭐⭐ “Reliable choice for fabrication and grinding work. Genuine quality.” — Peter N.
FAQs
What does P3 R mean? P3 R indicates a high-efficiency reusable particulate filter classification for protection against solid and liquid particles according to the applicable standard.
Does this product include a respirator? No. This product contains filter cartridges only and does not include a mask or respirator facepiece.
Can these filters be used for welding applications? Yes. The compact profile is suitable for many welding environments and provides protection against welding-related particulates and ozone exposure within the stated limits.
What respirators are compatible? Compatible with approved 3M™ reusable half-face and full-face respirators using the 3M™ bayonet connection system.
Do these filters protect against gases? They provide additional relief from nuisance levels of organic vapours and acid gases below OEL but are primarily particulate filters.
When should filters be replaced? Replace when breathing resistance increases, if filters become damaged, contaminated, or in accordance with workplace respiratory protection programs.
Industries & Applications
- ⚙️ Welding and metal fabrication
- 🏭 Industrial maintenance
- 🔩 Grinding and polishing operations
- 🧰 Manufacturing environments
- 🌫️ Dust, mist and fume exposure areas
- 🌾 Pesticide and herbicide application where permitted by workplace assessments
- 🚧 General hazardous particulate environments
Compliance & Certifications
- 📜 EN 143:2000/A1:2006 P3 R
- 📜 CE Approved for particulate protection applications
Choose the trusted 3M™ 2138 P3 R particulate filter pair for dependable respiratory protection, broad compatibility with approved 3M™ respirators, comfortable breathing performance, and proven filtration efficiency in demanding occupational environments.
