maintaining the tight tolerances required for safe

and heat pump (4H/2C) systems

the LED will typically pulse to indicate a flame loss or improper microamp signal

Two Position

York S1-025-50189-000 Pressure Switch 326058-757 maintaining the tight tolerances requiredThe York S1 025 50189 000 Low Pressure Switch is an essential OEM safety component designed to protect the compressor in TH4 series heat pumps and compatible HVAC equipment. Engineering for precision, this low pressure cut out switch features a 60 PSI open and 30 PSI close setting (60 30), ensuring the system halts operation if refrigerant levels or airflow drop below safe thresholds. Constructed with a durable brass body and utilizes a Single Pole