Danfoss FIA 125 function module (complete top part) for the SVL Flexline FIA filter/strainer range, code 148B6122. The function module is the complete field-serviceable operating top part — cover, filter insert holder, gaskets and bolts — that mounts onto the matching 125 mm (5 in) FIA strainer housing to make up or service a complete strainer. Maximum working pressure 52 bar (754 psig); media temperature range -60 to 150 C (-76 to 302 F). For HCFC, non-flammable HFC, R717 (ammonia) and R744 (CO2) industrial refrigeration systems.