Dräger Combination Filter Rd40 1140 A2B2E2K2 Hg P3 R D (6738797)

Industrial workers and emergency responders rely on the Dräger Combination Filter Rd40 1140 A2B2E2K2 Hg P3 R D for comprehensive respiratory protection in hazardous environments. This filter combines high-efficiency particle filtration with multi-gas protection, including mercury vapor, making it suitable for a wide range of applications from chemical handling to firefighting.

Key specifications

• Filter type: Combination gas and particle filter
• Connection: Rd40 standard thread (EN 148-1)
• Gas protection: A2 (organic gases and vapors, boiling point >65°C), B2 (inorganic gases and vapors, e.g., chlorine, hydrogen sulfide), E2 (acid gases, e.g., sulfur dioxide, hydrogen chloride), K2 (ammonia and organic ammonia derivatives)
• Specific gas protection: Mercury (Hg)
• Particle protection: P3 (high efficiency, 99.95%)
• Reusable (R)
• Dolomite dust test passed (D) – resistant to clogging
• Housing material: Polypropylene
• Shelf life: 6 years (unopened, from manufacturing date)
• Operating temperature: -30°C to +60°C
• Storage temperature: -20°C to +50°C

Why choose it

This filter provides broad protection against a wide spectrum of gases, vapors, and particulates, including mercury, in a single unit. Its P3 rating ensures high filtration efficiency, and the reusable design offers cost-effectiveness for long-term use. The Rd40 thread ensures compatibility with a range of Dräger full-face masks.

Ideal use cases

• Chemical industry: handling organic solvents, inorganic gases, acid gases, and ammonia
• Emergency response: protection against unknown contaminants including mercury
• Pharmaceutical manufacturing: where multi-gas and particulate protection is required
• Waste management: exposure to hazardous dusts and gases

Good to know

Compatible with Dräger X-plore full-face masks (e.g., 6300, 6570, 6800). The filter meets EN 14387:2004 + A1:2008 and EN 143:2000 + A1:2006 standards. For optimal performance, store unopened filters in a cool, dry place within the specified temperature range.