York S1-025-50189-000 Pressure Switch 321894-709 While primarily used for discharge

While primarily used for discharge air control and low-limit monitoring

The PD512807 is generally set for CCW Rotation (Lead End)

Durable Shaft Construction: 1/2" x 4" shaft is machined for a secure fit with the blower wheel hub

Variable Voltage Versatility: Field-selectable 115V or 230V operation reduces the need for multiple truck-stock SKUs

ensuring a faster turnaround for service technicians

York S1-025-50189-000 Pressure Switch 321894-709 While primarily used for dischargeThe 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