always verify your specific York HVAC unit's wiring diagram to ensure the relay matches the application’s inductive load requirements

The low VA coil is specifically optimized for cooler operation

The 49K61 is the current production standard and is technically identical to the 49K6101

Using it with higher-pressure refrigerants like R-410A may exceed the 500 psi limit and damage the internal calibration

Installation is streamlined with the front flange mount and a standard back connection

Emerson Alco 048212 Filter Drier always verify your specific YorkThe Emerson Alco 048212 (Model EK 304) is a premium liquid line filter drier designed for high performance moisture and acid removal in commercial refrigeration and air conditioning systems. Engineered with a 30 cubic inch desiccant bead volume, this unit utilizes a high density 20 micron filtration pad to capture solid contaminants and prevent expansion valve plugging. Rated for a 680 PSI maximum working pressure, the EK 304 is compatible with HFC,