The Racor 100 Series features a variety of compact sizes to fit the most cramped engine compartments.All units feature 1/4´´-18 NPTF inlet and outlet fuel ports and a unitized mounting bracket.All 100 Series assemblies feature spin-on, high-capacity, Aquabloc® II replaceable filter elements which stop water, remove solid contamination (model 110A is a cartridge element and is available with a 10 micron element only).Filtration needs should be based on application, fuel quality, operating climates, and maintenance schedules.All units feature spin-on contaminant collection bowls.Clear bowls will not discolor from alcohol, additives, or UV light and have a leak-proof, positive seal drain for easy servicing (except the 110A).Water and contamination levels can be seen easily at a glance.120AT:Offers reliable protection for smaller diesel and gasoline engines used in generator sets, pressure washers, and other equipment.Max pressure 70 psi.