Universal Air SW4082C A/C Trinary Switch
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Universal Air
 Trinary HPCO CF LPCO

Universal Air SW4082C A/C Trinary Switch

Brand Universal Air SW4082C
Product line Trinary HPCO CF LPCO
Fits Saab · 2 vehicles

Trinary switch. Monitors A/C pressure for safer compressor operation.

Includes high- and low-pressure cutout functions in one unit.

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Universal Air SW4082C A/C Trinary Switch

The Universal Air SW4082C is a trinary A/C switch for HVAC systems that need pressure-based compressor control and fan management. It is listed for 1992-1993 Saab 9000 applications and supports the Trinary HPCO CF LPCO product line.

Key Features

  • A/C trinary switch for HVAC compressor circuit control
  • Trinary HPCO CF LPCO product line configuration
  • Fits 1992-1993 Saab 9000, N/A
  • Part number SW4082C for direct catalog lookup
  • Built for use in A/C clutch and compressor control systems

Product Details

Universal Air SW4082C is an A/C trinary switch used in automotive HVAC systems to monitor refrigerant pressure conditions and help manage compressor engagement and condenser fan operation. For Saab 9000 owners, this part number SW4082C is cataloged for 1992-1993 Saab 9000, N/A, making it a direct fitment reference for those model years. The Trinary HPCO CF LPCO line identifies the switch function as part of a pressure-controlled A/C circuit setup.

Common Issues It Can Address

  • Compressor cycling caused by pressure switch failure
  • A/C system shutdown from incorrect high- or low-pressure signal input
  • Condenser fan control problems tied to the pressure switch circuit
  • Intermittent cooling performance in Saab 9000 HVAC systems
  • Fault codes or electrical interruptions related to the A/C pressure switch

Installation Notes and Tips

Verify the existing switch style, connector layout, and system configuration before replacement. Confirm refrigerant charge and inspect the A/C circuit for leaks or wiring faults, since pressure switch issues often appear alongside broader HVAC problems. Use the vehicle service information for the correct diagnostic and installation procedure on 1992-1993 Saab 9000 applications.

Quality Assurance

Universal Air identifies this part within its Trinary HPCO CF LPCO line for pressure-based A/C control applications. Part number SW4082C is cataloged for the listed Saab 9000 fitment to support accurate ordering and application matching.

Related reading

This part fits 2 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
1993Saab9000N/ATrinary HPCO CF LPCO
1992Saab9000N/ATrinary HPCO CF LPCO