OE Quality
60-Day Returns

Universal Air SW10027C A/C Trinary Switch
Reliable A/C Trinary Switch for Honda, Isuzu, and Toyota Vehicles
The Universal Air Trinary HPCO CF LPCO A/C Trinary Switch (Part Number SW10027C) is designed to maintain optimal air conditioning system performance in select Honda, Isuzu, and Toyota models. This switch helps regulate compressor operation by monitoring pressure levels, ensuring efficient HVAC function.
- Compatible with Honda Amigo, Isuzu Rodeo, Toyota Land Cruiser, and Toyota Passport
- Part Number SW10027C for precise identification and fitment
- Part of the Universal Air Trinary HPCO CF LPCO product line
- Controls high, low, and cut-out pressure in A/C systems
- Durable construction for reliable HVAC system protection
About the Universal Air Trinary HPCO CF LPCO Product Line
The Trinary HPCO CF LPCO line from Universal Air focuses on advanced pressure control switches designed to monitor high pressure cut-off (HPCO), low pressure cut-off (LPCO), and compressor cycling functions. This product line ensures that the A/C system operates within safe pressure ranges, protecting the compressor and other components from damage due to abnormal pressure conditions. The SW10027C switch integrates these functions into a single unit, streamlining installation and system reliability.
Product Description and Functionality
The SW10027C A/C Trinary Switch is engineered to monitor and control the pressure within the air conditioning system of compatible vehicles. By detecting high and low pressure thresholds, it prevents compressor damage by disengaging the clutch when pressure is outside safe operating limits. This switch is essential for maintaining the HVAC system’s efficiency and longevity in Honda Amigo, Isuzu Rodeo, Toyota Land Cruiser, and Toyota Passport models.
Common Issues Addressed by the A/C Trinary Switch
- Prevents compressor damage caused by abnormal high or low refrigerant pressure
- Stops compressor clutch engagement during unsafe pressure conditions
- Helps avoid system freeze-up or overheating
- Maintains consistent air conditioning performance
- Reduces risk of costly HVAC repairs due to pressure-related failures
Installation Notes and Tips
- Ensure vehicle compatibility with Honda Amigo, Isuzu Rodeo, Toyota Land Cruiser, or Toyota Passport before installation
- Disconnect the battery and discharge the A/C system refrigerant safely prior to replacement
- Locate the existing trinary switch on the A/C compressor and remove carefully
- Install the SW10027C switch securely, ensuring proper electrical connections
- Test the A/C system for proper operation after installation
Quality Assurance and Warranty
Universal Air manufactures the SW10027C A/C Trinary Switch to meet industry standards for durability and performance. While specific warranty details are not provided here, Universal Air products typically come with a limited warranty covering defects in materials and workmanship. Refer to the product packaging or manufacturer documentation for exact warranty terms.
This part fits 25 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2002 | Honda | Passport | N/A | Trinary HPCO CF LPCO | ||
| 2001 | Honda | Passport | N/A | Trinary HPCO CF LPCO | ||
| 2000 | Honda | Passport | N/A | Trinary HPCO CF LPCO | ||
| 1999 | Honda | Passport | N/A | Trinary HPCO CF LPCO | ||
| 1999 | Isuzu | Amigo | 3.2L | V6 | N/A | Trinary HPCO CF LPCO |
| 1999 | Isuzu | Amigo | 2.2L | L4 | N/A | Trinary HPCO CF LPCO |
| 1999 | Isuzu | Rodeo | N/A | Trinary HPCO CF LPCO | ||
| 1998 | Isuzu | Amigo | 3.2L | V6 | N/A | Trinary HPCO CF LPCO |
| 1998 | Isuzu | Amigo | 2.2L | L4 | N/A | Trinary HPCO CF LPCO |
| 1998 | Isuzu | Rodeo | N/A | Trinary HPCO CF LPCO | ||
| 1997 | Isuzu | Rodeo | N/A | Trinary HPCO CF LPCO | ||
| 1997 | Toyota | Land Cruiser | N/A | Trinary HPCO CF LPCO | ||
| 1996 | Isuzu | Rodeo | N/A | Trinary HPCO CF LPCO | ||
| 1996 | Toyota | Land Cruiser | N/A | Trinary HPCO CF LPCO | ||
| 1995 | Isuzu | Rodeo | N/A | Trinary HPCO CF LPCO | ||
| 1995 | Toyota | Land Cruiser | N/A | Trinary HPCO CF LPCO | ||
| 1994 | Isuzu | Amigo | N/A | Trinary HPCO CF LPCO | ||
| 1994 | Isuzu | Rodeo | N/A | Trinary HPCO CF LPCO | ||
| 1994 | Toyota | Land Cruiser | N/A | Trinary HPCO CF LPCO | ||
| 1993 | Isuzu | Amigo | N/A | Trinary HPCO CF LPCO | ||
| 1993 | Isuzu | Rodeo | N/A | Trinary HPCO CF LPCO | ||
| 1993 | Toyota | Land Cruiser | N/A | Trinary HPCO CF LPCO | ||
| 1992 | Toyota | Land Cruiser | N/A | Trinary HPCO CF LPCO | ||
| 1991 | Toyota | Land Cruiser | N/A | Trinary HPCO CF LPCO | ||
| 1990 | Toyota | Land Cruiser | N/A | Trinary HPCO CF LPCO |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.