this specific model is optimized for medium and high evaporating temperatures

729 BTU to handle peak summer loads without compromising system discharge temperatures

Built by Therm-O-Disc

ensuring the system remains offline until a technician inspects the fault

Is this a genuine Source 1 / York part

York S1-4101-00 Valve 318973-401 this specific model is optimizedThe York S1 4101 00 Valve is a direct acting solenoid valve engineered specifically for high pressure demand in R410A systems. This E2S120 HP solenoid valve features a 1 4" sweat (ODF) connection and is designed as a normally closed (NC) component, ensuring precise refrigerant flow control during equipment cycling. Built to meet rigorous OEM standards, this refrigerant solenoid valve provides the necessary durability to handle the increased operating