Four Seasons 20052 HVAC Binary Switch

Four Seasons Pressure Switch 20052 Overview

The Four Seasons 20052 is a system-mounted HVAC binary pressure switch built with a metal body, female connector, and 10mm x 1.25 female fitting thread. It meets or exceeds OEM requirements and uses a 4-terminal, binary pressure design for direct pressure-based control in the air conditioning system.

Compatible with Ford, Mercury, and Lincoln applications including Mustang, Escape, Taurus, and related models, this pressure switch is a direct-fit service part for vehicles that rely on accurate refrigerant pressure signaling. Four Seasons Pressure Switch 20052 is also cross-referenced to UAC SW11101C for the same application.

Key Features

• Four Seasons Pressure Switch brand line
• Part number: 20052
• Binary HVAC pressure switch for system-mounted use
• Female connector and female fitting design
• 10mm x 1.25 fitting thread size
• 4-terminal configuration
• Metal construction
• Operate pressure: 280 psi low off, 310 psi low on
• Meets or exceeds OEM specifications

Detailed Description

This Four Seasons 20052 HVAC binary switch monitors refrigerant pressure and signals the system when pressure reaches the specified operating range. It is built for vehicles that use a system-mounted pressure switch with a 4-terminal electrical connection and a 10mm x 1.25 threaded fitting. The part number 20052 is commonly searched for Ford Mustang pressure switch replacement, Ford Escape AC pressure switch service, and Ford Taurus HVAC pressure switch repair.

The Four Seasons Pressure Switch line focuses on replacement components for climate control systems, and this part is engineered to match the original style and function required by the listed applications. If you are replacing a failed AC pressure switch on a Ford F-250 Super Duty, Ford F-350 Super Duty, or Mercury Mariner, this part provides the correct binary pressure-switch format for those vehicles.

Vehicle Fitment

• Fits 2008-2010 Ford E-350 Super Duty, Pressure Switch
• Fits 2003-2010 Ford F-250 Super Duty, Pressure Switch
• Fits 2003-2010 Ford F-350 Super Duty, Pressure Switch
• Fits 2001-2009 Ford Mustang, Pressure Switch
• Fits 2001-2007 Ford Escape, Pressure Switch
• Fits 2000-2007 Ford Taurus, Pressure Switch
• Fits 2005-2007 Mercury Mariner, Pressure Switch
• Fits 2005-2006 Ford GT, Pressure Switch
• Fits 2003-2005 Ford Excursion, Pressure Switch
• Fits 2000-2005 Mercury Sable, Pressure Switch
• Fits 2001-2002 Ford Crown Victoria, Pressure Switch
• Fits 2001-2002 Ford Grand Marquis, Pressure Switch
• Fits 2001-2002 Lincoln Town Car, Pressure Switch
• Fits 2001-2002 Mercury Grand Marquis, Pressure Switch
• Fits 2000-2001 Ford Sable, Pressure Switch

Common Repair Uses

• Restores AC pressure signal control when the original switch fails
• Addresses compressor cycling problems caused by incorrect pressure readings
• Helps correct intermittent air conditioning operation
• Supports repair of pressure-related HVAC shutdown conditions
• Replaces a worn or damaged system-mounted binary pressure switch

Installation Notes and Tips

Verify the connector style, 4-terminal layout, and 10mm x 1.25 thread size before installation. Confirm the vehicle’s HVAC system uses a binary pressure switch with the listed operating pressures, and compare the original part number or interchange reference before replacement. This part number 20052 is also associated with Baldwin 20052 and UAC SW11101C cross-reference applications.

Quality Assurance

This Four Seasons pressure switch meets or exceeds OEM specifications for the listed applications. Its metal construction and direct-fit system-mounted design support consistent replacement performance in compatible Ford, Mercury, and Lincoln HVAC systems.