Four Seasons 35827 HVAC Pressure Switch

Overview of Four Seasons Pressure Switch 35827

The Four Seasons Pressure Switch 35827 is a system-mounted HVAC pressure switch designed to maintain optimal pressure levels in automotive air conditioning systems. Featuring a durable plastic and metal construction, this green-colored switch operates at 12 volts and is engineered to meet or exceed OEM standards.

• Brand: Four Seasons
• Brand Line: Pressure Switch
• Part Number: 35827
• Color: Green
• Type: HVAC Pressure Switch
• Operating Voltage: 12V
• Fitting Thread Size: 7/16 in. x 20 (Female)
• Connector: Wire lead with 2 terminals
• Pressure Operation: Opens at 315 PSI, closes at 215 PSI
• Style: High cut-out pressure switch
• Material: Plastic and metal
• System Mounted Installation

Four Seasons Pressure Switch Product Line Details

The Four Seasons Pressure Switch product line focuses on reliable pressure sensing components for automotive HVAC systems. This line is designed to provide precise pressure control to protect the air conditioning system from damage due to abnormal pressure levels. The 35827 model fits within this line as a high cut-out style switch, ensuring the system disengages at the correct pressure thresholds to maintain system integrity.

Detailed Product Description

The Four Seasons Pressure Switch 35827 is engineered for system-mounted installation in automotive HVAC units. It features a female fitting with a 7/16 inch by 20 thread size, compatible with many vehicle air conditioning systems requiring a high cut-out pressure switch. The switch operates by opening at 315 PSI and closing at 215 PSI, providing reliable pressure regulation to prevent system overpressure. The wire lead connector with two terminals allows for straightforward electrical connections. Constructed from a combination of plastic and metal, this pressure switch offers durability and consistent performance under typical automotive conditions.

Common Applications and Issues Addressed

• Prevents compressor damage due to excessive system pressure
• Maintains proper cycling of the HVAC compressor clutch
• Protects against system overpressure shutdowns
• Ensures efficient air conditioning system operation
• Replaces faulty or worn pressure switches in compatible vehicles

Installation Notes and Tips

When installing the Four Seasons Pressure Switch 35827, ensure the system is depressurized and the vehicle ignition is off. The female fitting with 7/16 in. x 20 thread size requires proper torque to avoid leaks. Connect the wire lead terminals securely to the HVAC system wiring harness. This switch is designed for system-mounted installation, so verify compatibility with your vehicle’s HVAC system before installation.

Quality Assurance and Warranty

This Four Seasons pressure switch meets or exceeds OEM specifications, ensuring reliable performance and durability. The product is manufactured to strict quality standards, combining plastic and metal materials for long-lasting use. Warranty information is provided by Four Seasons and typically covers defects in materials and workmanship under normal use conditions.