OEM-equivalent replacement for Atlas Copco QD 9 compressed air filter element. Omega Air equivalent: OAC 9 QD/A. Activated carbon QD Activated Carbon — ISO 8573-1 Class 1 (vapour). Delhi stock, pan-India delivery.
| OEM Part Reference | QD 9 (Atlas Copco) |
| Omega Air Cross-Reference | OAC 9 QD/A |
| Filtration Grade | QD Activated Carbon — Activated carbon |
| Removes | Oil vapour, hydrocarbons, odours — residual oil vapour <0.003 mg/m³ |
| ISO 8573-1 Class | ISO 8573-1 Class 1 (vapour) |
| Max Working Pressure | 16 bar |
| Max Inlet Temperature | 66°C |
| Replacement Interval | 12 months or 4,000 operating hours (coalescing/particulate); 6 months (carbon) |
Final-stage vapour removal. Required for food contact, breathing air and spray painting. Replace every 6 months. Always installed after DD + PD combination.