Four Seasons 39453 A/C Expansion Valve

The Four Seasons 39453 is a precision-engineered A/C expansion valve designed to regulate refrigerant flow in your vehicle's air conditioning system. This block-type expansion valve controls the amount of refrigerant entering the evaporator, ensuring optimal cooling performance and system efficiency.

Key Features:

• Block-type expansion valve without solenoid for reliable operation
• Female insert O-ring inlet and outlet design for secure connections
• Aluminum construction for durability and corrosion resistance
• Liquid inlet size: 0.35 inches (9mm) with non-threaded O-ring type connection
• Non-threaded inlet and outlet fittings for proper refrigerant flow
• Direct replacement for OEM components

Four Seasons is a trusted name in automotive climate control components, offering reliable replacement parts that meet or exceed OEM specifications. This expansion valve helps maintain proper refrigerant pressure and temperature, ensuring your A/C system operates at peak efficiency.