Four Seasons 35993 HVAC Binary Switch

Reliable Pressure Switch for Acura and Honda Vehicles

The Four Seasons Pressure Switch part number 35993 is designed to maintain optimal HVAC system performance in select Acura and Honda models. This system-mounted pressure switch ensures accurate pressure monitoring and control, contributing to efficient climate control operation.

• Compatible with Acura and Honda models including Accord, Civic, CR-V, Pilot, and more
• Binary HVAC pressure switch with open system mount design
• Steel construction with a white, round male connector for durability and secure fit
• Operates between 32 PSI (off) and 38 PSI (on) for precise pressure regulation
• Fitting thread size of 11mm x 1.00 with male fitting gender
• Includes one unit (part number 23678 included as item A)
• Meets or exceeds OEM specifications for reliable replacement
• Two-terminal design for straightforward electrical connection

About the Four Seasons Pressure Switch Product Line

The Four Seasons Pressure Switch line focuses on HVAC binary switches engineered for system-mounted applications. These switches are designed to provide accurate pressure sensing and switching functions critical to the operation of automotive air conditioning and heating systems. The 35993 model exemplifies this line by offering precise pressure thresholds and durable materials suitable for Acura and Honda vehicles.

Detailed Product Description

The Four Seasons 35993 pressure switch is a binary type switch that monitors system pressure and activates or deactivates HVAC components accordingly. Featuring a round, white male connector and a steel body, this switch is built for durability and reliable electrical connection. The fitting thread size of 11mm x 1.00 and male fitting gender ensure compatibility with the designated vehicle systems. Operating between 32 PSI (off) and 38 PSI (on), it maintains proper pressure levels to protect the HVAC system and optimize performance.

Common Applications and Issues Addressed

• Prevents HVAC system damage caused by abnormal pressure levels
• Ensures proper compressor cycling in Acura and Honda models
• Resolves intermittent HVAC system shutdowns due to faulty pressure sensing
• Helps maintain consistent cabin temperature control
• Addresses pressure switch failure symptoms such as no cooling or heating

Installation Notes and Tips

• Ensure the system is depressurized before removing the old pressure switch
• Verify the 11mm x 1.00 male thread size matches the vehicle’s system port
• Use appropriate tools to avoid damaging the steel body during installation
• Confirm electrical connections are secure on the two terminals
• Test system pressure operation after installation to verify proper function

Quality Assurance and Warranty

This Four Seasons Pressure Switch 35993 meets or exceeds OEM standards, ensuring reliable performance and durability. Manufactured with high-quality steel and designed for system-mounted applications, it provides consistent operation within specified pressure ranges. Warranty details should be confirmed with the product documentation or supplier.