The York S1-02546848000 High Pressure Switch is a genuine OEM safety control designed to protect HVAC systems from excessive refrigerant pressure. Operating at 650?450 PSIG (cut-out/cut-in), this normally closed switch opens the electrical circuit when system pressure exceeds safe limits, preventing compressor or component damage. Built for durability and precision, it ensures safe and reliable pressure monitoring in air conditioning and refrigeration applications. Key Features: Genuine York OEM high-pressure safety switch. Factory-calibrated for 650 PSIG cut-out / 450 PSIG cut-in operation. Normally closed configuration for automatic pressure protection. Ensures safe system operation and protects compressor integrity. Rugged design for long-lasting performance in demanding conditions. Specifications: Part Number: S1-02546848000 Type: High Pressure Switch Pressure Range: 650 PSIG (cut-out) / 450 PSIG (cut-in) Switch Type: Normally Closed (NC) Refrigerant Compatibility: R410A, R22, and others Application: Air Conditioner / Heat Pump Systems Compatible Models: G1FA036S21T G1FA060S24T G1HA024H14 G1HA036H14T TF4B3021S TF4B3621S TF4B4821S TCG36B31S CCBD036FS1 CCGD36S21Q1 and more. Why Choose This Item: The York S1-02546848000 High Pressure Switch delivers reliable system protection and factory-calibrated accuracy for maintaining safe operating pressures. As an authentic York replacement part, it ensures precise fit, proven performance, and extended equipment life, keeping your HVAC system running safely and efficiently.