This model is an ASME Section IV valve rated for water service only

ensuring optimal heat transfer in commercial HVAC systems

24V signal present at the terminals without the internal solenoid clicking

making it suitable for both standard residential furnaces and commercial heating units requiring high-voltage HVAC limit controls

York 371-04479-002 Assembly Kit 318172-701 This model is an ASMEThe York 371 04479 002 Assembly Kit is an essential component for maintaining the efficiency of Variable Speed Drive (VSD) systems in industrial chillers. Designed specifically as an IGBT VSD Power Assy Kit, this assembly manages high speed electrical switching to regulate motor frequency and voltage. For technicians servicing York compressor chiller parts, this kit ensures the Insulated Gate Bipolar Transistor (IGBT) functions within precise thermal