FR.L combination and F.R.L combination is a device that conditions air for use in pneumatic systems. An frl is a combination filter-regulator-lubricator. Products Details: Max. Operating pressure:1.0mpa(145psi) Working temperature:5--60 Degree Celsius Capacity of oil cup: 90 cc Filtering grade:40μm Pressure range: 0.05--0.85mpa(7--123psi) Proof pressure: 1.5mpa(217psi) Capacity of filter cup: 60 cc