Four Seasons 39400 A/C Block Type Expansion Valve without Solenoid

The Four Seasons 39400 is a block-type A/C expansion valve without solenoid designed for heavy-duty applications including Caterpillar equipment, shuttle buses, and commercial vans. This precision-engineered component regulates refrigerant flow in R-134a air conditioning systems to ensure optimal cabin comfort and system performance.

Key Features:

• Block-type construction for durability in heavy-duty applications
• O-ring liquid inlet and outlet connections for secure, leak-free installation
• Specifically calibrated for optimum cabin comfort in commercial vehicles
• Compatible with R-134a refrigerant systems
• Includes O-rings, gaskets, and seals for complete installation
• Engineered to meet or exceed OE fit, form, and function requirements

Four Seasons is the largest aftermarket climate control parts supplier and world's largest compressor remanufacturer, backed by rigorous testing and quality control standards. This expansion valve crosses to multiple OEM part numbers including Caterpillar 1065121, Bergstrom 521C028, Parker-Hannifin 040138161, and Kysor 1899058.