York S1-404101 Filter Drier 321142-301 The York S1-024-19082-019 is a

The York S1-024-19082-019 is a professional-grade 24V heat sequencer relay engineered for precise staging of heating elements in electric furnaces and air handler units

With a generous 1-inch NPT connection and a high flow coefficient of 13 Cv

it will prevent the inducer from pulling a proper vacuum

the coil remains in an "inrush" state

York S1-404101 Filter Drier 321142-301 The York S1-024-19082-019 is aThe York S1 404101 Filter Drier is a critical liquid line filter drier designed for high performance HVAC system protection. Engineered with a 3 8" ODF sweat connection, this bi flow filter drier features an 18 square inch filtration capacity, making it a rugged choice for heat pump applications and standard air conditioning units. It utilizes a high density solid core desiccanttypically a blend of molecular sieve and activated aluminato maximize