Four Seasons 39478 A/C Expansion Valve

The Four Seasons 39478 Expansion Valve is a precision-engineered component designed to regulate refrigerant flow in automotive air conditioning systems. This expansion valve controls the amount of refrigerant released into the evaporator, ensuring optimal cooling performance and system efficiency.

Key Features:

• Engineered to OEM specifications for reliable fit and function
• Precision-calibrated metering device controls refrigerant flow rates
• Durable construction withstands high pressure and temperature cycling
• Direct replacement for original equipment expansion valve
• Helps maintain proper system pressures and temperatures

Four Seasons is a trusted name in automotive climate control components, offering quality replacement parts for A/C system repairs and maintenance. Proper refrigerant flow regulation is critical for efficient cooling and compressor longevity.