York S1-1TVM4J1 Expansion Valve 318423-701 non-adjustable 4 mAdc starting point

non-adjustable 4 mAdc starting point with a fixed span of 16 mAdc

ensuring robust performance in demanding environments

verify if your existing wiring requires a dry contact for boiler or pump sequencing

24V six-function control engineered for reliability in high-demand residential and mobile home heating systems

The clear plastic dust cover provides essential protection for the real-time clock face while allowing for quick visual inspections of the current program status

York S1-1TVM4J1 Expansion Valve 318423-701 non-adjustable 4 mAdc starting pointThe York S1 1TVM4J1 Expansion Valve is a precision engineered 5 ton thermostatic expansion valve (TXV) designed for R410A refrigerant applications. As an OEM York replacement part, this externally equalized TXV ensures optimal superheat control across varying load conditions, preventing liquid slugging and protecting the compressor. Featuring a 5 8" male x 5 8" female flare connection and a 30 inch capillary tube, the S1 1TVM4J1 provides the