Four Seasons 20971 HVAC Cut-Off Switch

Four Seasons 20971 Pressure Switch

The Four Seasons Pressure Switch 20971 is a system-mounted HVAC cut-off switch built for low-pressure A/C control. It uses a gray plastic and metal body with a rectangular male connector and 2 terminals for direct pressure-switch service on the HVAC system.

Built to meet or exceed OEM requirements, this low cut-out pressure switch helps maintain proper refrigerant system protection on select Dodge Durango and Dodge Dakota applications. The Four Seasons Pressure Switch line focuses on accurate pressure control for HVAC service and replacement needs.

Key Features

• Low cut-out HVAC pressure switch for system-mounted A/C control
• Gray plastic and metal construction
• Male rectangular connector with 2 terminals
• M12 x 1.50 male thread fitting
• Open circuit configuration
• Operate low off at 12 psi and low on at 19 psi
• Meets or exceeds OEM specifications

Detailed Description

Four Seasons 20971 is a pressure-operated HVAC cut-off switch designed for low-pressure refrigerant protection. It mounts on the HVAC system and uses an M12 x 1.50 threaded fitting with a male connector interface for service replacement on the A/C pressure switch circuit. This part cross-references UAC SW11163C for the same application.

Compatible With 1998-2003 Dodge Durango and 1998-2002 Dodge Dakota, this pressure switch supports accurate low-pressure cut-out operation in the HVAC system. If you are searching for a Dodge Durango A/C pressure switch, Dodge Dakota HVAC cut-off switch, or Four Seasons 20971 replacement, this part matches the listed applications and specifications.

What This Part Helps Address

• Compressor cycling caused by low refrigerant pressure
• A/C system shutdown from a faulty pressure switch
• Intermittent HVAC operation tied to switch contact wear
• Incorrect low-pressure cut-out readings
• Electrical connection issues at the pressure switch circuit

Installation Notes and Tips

Install the switch on the HVAC system at the specified threaded port and verify the connector style, terminal count, and thread size before replacement. Confirm the refrigerant system is properly serviced and inspect the connector and sealing surfaces during installation. For fitment-specific searches, this part is listed for 1998-2003 Dodge Durango and 1998-2002 Dodge Dakota applications.

Quality Assurance

Four Seasons 20971 is engineered to meet or exceed OEM specifications for pressure-switch replacement. It is built for direct HVAC service use on the listed Dodge Durango and Dodge Dakota applications.