Purolator high pressure filters are designed and tested to withstand pressures up to 6,000 psi (414 bar) and flow rates up to 150 gpm. Temperature range: -65° F to 300° F Options include port & drain thread sizes, and differential pressure indicators & switches. Filter elements are available in Microfil® III and Hi-Collapse Microfil® III media (1, 3, 6, 12, 20, and 25 micron absolute), Micropleaf® media (5, 10, 20, and 40 micron nominal), and Poromesh® media (2, 5, 10, 20, and 40 micron nominal).