Emerson Alco 043337 Filter Drier Els PW 17895 utilizing high-quality internal materials to

utilizing high-quality internal materials to prevent premature ESR (Equivalent Series Resistance) buildup

Broad Series Compatibility: Direct-fit replacement for Maxitrol RV81

ensuring zero-clearance issues in original cabinets

Always clear the short before installing the new unit

Emerson Alco 043337 Filter Drier Els PW 17895 utilizing high-quality internal materials toThe Emerson Alco 043337, also identified by model number BFK 164S, is a high capacity bi directional liquid line filter drier engineered specifically for heat pump applications. Featuring a 1 2" ODF sweat connection and a 16 cubic inch desiccant volume, this unit utilizes a specialized internal check valve system that ensures flow filtration in both heating and cooling modes without requiring external check valves. The solid core composition is