Emerson Alco 043337 Filter Drier Els PW 17895 Rapid Safety Response: Provides instantaneous

Rapid Safety Response: Provides instantaneous signal feedback to the integrated furnace control (IFC) to confirm ignition or initiate a lockout

ensuring the system shuts down if internal temperatures exceed safe operating limits

Wide Compatibility: Designed specifically for professional-grade Hoffman Controls speed controllers and sequencers

ensuring consistent main burner light-off even in demanding cold-start conditions

Always verify the terminal layout and high-limit requirements against the unit’s wiring diagram before installation

Emerson Alco 043337 Filter Drier Els PW 17895 Rapid Safety Response: Provides instantaneousThe 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