Fai Filtri's FST Series oil filters are engineered for maximum efficiency in controlling fluid contamination across hydraulic, lubricating, and fuel circuits. Built to meet demanding industrial and mobile applications such as earthmoving and agricultural machinery, the FST filters ensure superior reliability under pressure peaks up to 12 bar. Each unit incorporates new-generation "A" filtering elements made from reinforced inorganic microfibers, providing absolute filtration from 3 to 25 microns (βx ≥ 200) and exceptional resistance to deformation and contaminant release. Designed for quick, clean cartridge replacement and equipped with optional by-pass valves and indicators, the FST Series offers a durable, high-performance solution for maintaining system cleanliness and extending equipment life.