Four Seasons 36498 HVAC Cut-Off Switch

Reliable Pressure Switch for Dodge and Jeep HVAC Systems

The Four Seasons Pressure Switch part number 36498 is designed to maintain optimal HVAC system performance in select Dodge and Jeep vehicles. This system-mounted pressure switch ensures precise control of refrigerant pressure, helping protect your vehicle's air conditioning system from damage.

• Compatible with Dodge B150, B250, B350, B1500, B2500, B3500, Dakota, Ram 1500, Ram 2500, Ram 3500, Ramcharger, and Jeep Grand Cherokee models
• High cut-out style with operate psi high on at 335 and off at 480 psi
• Durable plastic and metal construction with tan color housing
• 12-volt operation with two pin terminals and Weather Pack connector for reliable electrical connection
• Female fitting with 10mm x 1.25 thread size for secure system mounting

About the Four Seasons Pressure Switch Product Line

The Four Seasons Pressure Switch line offers precision-engineered HVAC cut-off switches designed to meet or exceed OEM specifications. The 36498 model is part of this line, providing dependable pressure sensing and system protection for HVAC applications in Dodge and Jeep vehicles. These switches are built to withstand harsh operating conditions while maintaining accurate pressure control.

Detailed Product Description

The Four Seasons 36498 Pressure Switch is a system-mounted HVAC cut-off switch featuring a high cut-out style that activates at 335 psi and deactivates at 480 psi. It includes a male connector and a female fitting with a 10mm x 1.25 thread size, ensuring compatibility with the specified vehicle models. The switch is constructed from a combination of plastic and metal materials, offering durability and resistance to environmental factors. It operates on a 12-volt system and uses a Weather Pack harness connector (part number 37222) for secure and weather-resistant electrical connections. The switch has two pin-type terminals and is designed with a closed compressor open/closed configuration.

Common Applications and Issues Addressed

• Prevents compressor damage by cutting off operation at high refrigerant pressures
• Maintains proper HVAC system pressure for efficient cooling performance
• Protects against system overpressure conditions in Dodge Ram and Jeep Grand Cherokee models
• Ensures reliable HVAC operation in Dodge Dakota and Ram Van series vehicles
• Helps diagnose and resolve intermittent HVAC compressor cycling problems

Installation Notes and Tips

• Ensure vehicle compatibility with Dodge and Jeep models listed before installation
• Verify system pressure ratings and thread size (10mm x 1.25) for proper fitment
• Use the included harness connector (37222) for secure electrical connections
• Mount the switch securely in the system location to prevent vibration damage
• Check for leaks and proper terminal connections after installation

Quality Assurance and Warranty

The Four Seasons Pressure Switch 36498 meets or exceeds OEM standards for fit, form, and function. Manufactured with high-quality plastic and metal components, this switch is designed for durability and reliable performance in demanding HVAC environments. While specific warranty details are not provided, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship.