York S1-5994063 Pressure switch R-134A ensuring the evaporator coil receives

ensuring the evaporator coil receives the exact saturation required for optimal thermal exchange

Manufactured in the USA from heavy-duty

and liquid lines

Built with a rugged cast iron body and a 1-1/2 inch NPT connection

York S1-5994063 Pressure switch R-134A ensuring the evaporator coil receivesThe York S1 5994063 is a critical safety component designed for precise monitoring of the combustion air blower's vacuum pressure within gas fired furnaces. This York furnace pressure switch serves as the direct OEM S1 025 30249 700 cross reference, ensuring that your equipment maintains strict adherence to factory combustion protocols. As a veteran technician knows, using a generic switch on a York, Coleman, or Luxaire system can lead to erratic