Santech MT0674 A/C Pressure Switch Kit Low Pressure

The Santech MT0674 is a high-quality HVAC pressure switch designed for automotive air conditioning systems. This low pressure cut-off switch monitors refrigerant pressure levels to ensure optimal compressor performance and system protection.

Key Features:

• High Side Low Pressure (HSLP) type switch for A/C compressor protection
• Closes at 45 PSI and opens at 55 PSI for precise pressure control
• Compatible with both R-12 and R134a refrigerant systems
• Complete switch kit includes pigtail connector and O-ring seal
• Direct replacement for OEM part numbers 2724333/020 and GM 06595214
• Cross-references to aftermarket numbers 15-2122, 35756, SW 2122

This pressure switch monitors the refrigerant circuit and cycles the compressor on and off based on system pressure, preventing damage from low refrigerant conditions. The switch features two spade terminals for electrical connection and is designed for durable, long-lasting performance in automotive climate control applications.