York S1-1TVMBB2 TXV Kit 320819-301 this specific assembly is calibrated

this specific assembly is calibrated only for natural gas water heaters

Does this unit come with an access valve

and many corrosive fluids that would degrade standard Buna-N seals

The 7/64" orifice in this model is optimized for 200 PSI applications

York S1-1TVMBB2 TXV Kit 320819-301 this specific assembly is calibratedThe York S1 1TVMBB2 TXV Kit is a high precision HVAC expansion valve replacement designed specifically for R410A refrigerant systems. This genuine OEM York part features a 5 8" Aeroquip connection, ensuring a secure, leak free seat on compatible indoor coils and air handlers. As a critical metering device, the S1 1TVMBB2 thermal expansion valve dynamically adjusts refrigerant flow into the evaporator based on load conditions, maintaining the exact