3M 2138 respiratory protection

Overview

The 3M™ Particulate Filter 2138 is a disc-style, P3 R (re-usable) particulate filter with integrated activated carbon layer, designed for use with 3M reusable respirators featuring bayonet-type connections (3M 6000, 6500/6500QL, 7000/7500, and FF-400 series).

Key Features

• Advanced Electret Media (AEM) technology delivers high-efficiency filtration with low breathing resistance
• Compact, low-profile disc design fits comfortably under welding shields and maintains field of vision
• Integrated activated carbon layer for dual protection
• Lightweight at approximately 15 g per filter (30 g per pair)
• Re-usable design with simple bayonet twist-and-click connection

Protection Specifications

• Particulate Protection (P3 R): Solid and liquid particles including fine dust, mist, smoke, fumes, asbestos, bacteria, welding fume, and grinding particles
• Ozone Protection: Up to 10× OEL/WES
• Organic Vapours: Nuisance-level relief from low vapor pressure organic compounds (typically <1.3 Pa at 25°C), below exposure limits
• Acid Gases: Nuisance-level relief below OEL/TLV thresholds

Compliance & Standards

• EN 143:2000 – Respiratory protective devices – Particle filters
• AS/NZS 1716:2012 – Respiratory protective devices (GP2/GP3 classification)
• AS/NZS 1715 – Selection, use and maintenance of respiratory protective equipment
• DOSH-SIRIM approved for use in Malaysia

Packaging & Use

Supplied as pairs in sealed bags, replaceable when breathing resistance increases or contamination/damage occurs. Compatible with all 3M bayonet-connection half and full-face respirator masks.