S&S Truck Parts (Newstar) A/C PRESSURE SWITCH Part No: 17940

The 17940 A/C Pressure Switch is an essential HVAC component engineered to regulate and monitor refrigerant pressure in heavy-duty truck air conditioning systems. By detecting high and low pressure conditions, it helps prevent compressor damage and ensures optimal cooling efficiency. Manufactured from high-quality materials and built to OEM standards, this pressure switch delivers reliable performance in demanding commercial vehicle environments. Ideal for replacements, system repairs, or preventative maintenance, the 17940 A/C Pressure Switch supports consistent climate control, improved comfort, and extended HVAC system lifespan.