AS2451 FLEETGUARD Premium Air-Oil Separator
The AS2451 from FLEETGUARD is a premium air-oil separator engineered for heavy-duty engines. It serves construction, agriculture, and industrial machinery sectors, delivering exceptional oil mist separation for critical engine ventilation systems. Additionally, it maintains optimal airflow while meeting OEM standards, effectively protecting downstream components and extending equipment service life. For operators seeking reliable contamination control, this separator stands as a top-tier choice to reduce maintenance costs and minimize system downtime.
AS2451 Superior Oil Mist Separation Performance
This premium separator features advanced multi-layered filtration media for industry-leading separation efficiency. It captures oil droplets as small as 0.3 microns, boasting a 99.9% separation rate—surpassing standard requirements. Moreover, it adheres to ISO 8573-1 and SAE J1079 standards, preventing oil mist from contaminating intake air or emissions systems. Its high-capacity media resists clogging and oil saturation, even in high-pressure engine ventilation scenarios. The optimized flow design ensures minimal pressure drop, preserving engine performance while maintaining consistent separation results.
Robust Construction for Heavy-Duty Reliability
The AS2451 boasts a rugged, durable build tailored to harsh operational environments. Its precision-molded housing—crafted from high-strength polymer—ensures leak-proof performance and corrosion resistance. It features a secure sealing mechanism that eliminates bypass, preventing unfiltered 油气 (oil-air mixtures) from escaping. Weighing 2.8 lbs, the separator has compact dimensions: 16.2 in (411.48 mm) height, 6.5 in (165.1 mm) outer diameter, and 4.0 in (101.6 mm) inlet/outlet diameter. Furthermore, it withstands extreme temperatures (-20°F to 280°F) and heavy vibration, maintaining structural integrity in demanding work conditions.
Targeted Compatibility and Practical Application Advantages AS2451
- Precise Compatibility: The separator fits seamlessly with Caterpillar C13, C15 models and John Deere 9470R, 8470R series. It directly replaces Caterpillar part 166-7900 and John Deere part RE504340, with cross-references to Baldwin B7660, Donaldson P533200, and Wix 51760.
- Easy Maintenance: Its standardized design enables tool-free, quick replacement—no specialized training required. The lightweight build and intuitive installation process save technicians time, reducing equipment downtime significantly.
- Cost-Effective Value: Supplied as a new OEM replacement part, it delivers premium performance and long service life at a competitive price. For heavy-duty operations, this separator balances reliable contamination control and low maintenance costs, ultimately lowering overall operating expenses.
For more details on the AS2451 FLEETGUARD Premium Air-Oil Separator, including full compatibility guides and purchasing options, visit: kxfilter.com
兼容型号:AS2451 FLEETGUARD LB962/2 LB9622 P783499 OAS99048 R12476


























