Four Seasons 39691 A/C Thermostatic Expansion Valve (TXV)

The Four Seasons 39691 is a direct-fit replacement A/C thermostatic expansion valve (TXV) engineered to restore proper refrigerant flow and cooling performance in your vehicle's air conditioning system. As a critical component of the A/C circuit, the expansion valve meters the flow of liquid refrigerant into the evaporator, regulating pressure and temperature for efficient cabin cooling.

Key Features:

• Engineered to meet or exceed original equipment (O.E.) fit, form, and function requirements
• Precisely calibrated for optimum superheat control and maximum operating pressure (MOP) for the specific application
• Developed using in-house research and testing with advanced software and precision measuring equipment
• Includes application-specific O-rings, gaskets, and seals for a complete, leak-free installation
• Built with high-quality components for long-lasting, reliable performance

Four Seasons is the largest aftermarket climate control parts supplier in the industry, with over 45 years of experience in automotive air conditioning engineering and manufacturing. Every expansion valve in their lineup is tested, validated, and inspected to ensure trouble-free operation and consistent cabin comfort.