97143 C5000 A/C Evaporator Thermistor Temperature Switch

Keep your vehicle's air conditioning system running at its best with the 97143 C5000 A/C Evaporator Temperature Thermistor Switch. This highly sensitive thermistor delivers precise temperature readings to your car's HVAC system, ensuring consistent, efficient cooling performance and preventing issues like premature cut-off or insufficient airflow.

Key Features

• Highly Sensitive Thermistor: Accurately monitors evaporator temperature and feeds real-time data to the A/C control system for optimal cooling regulation.
• Direct Fit Design: Engineered as a compatible replacement for C5000 vehicles — install quickly and get your A/C performing as intended.
• Durable Construction: Built from quality metal and plastic materials to withstand the demands of daily driving and under-hood conditions.
• Compact & Easy to Install: Approximately 9 cm (3.54 inches) in length — fits precisely into the evaporator housing without modification.
• Prevents Cooling Issues: Helps maintain proper A/C function by ensuring the temperature switch responds accurately, avoiding early compressor cut-off or weak cooling output.
• 100% All-New: Brand new, never refurbished — ready to install straight out of the box.

Product Specifications

• Part Number: 97143 / C5000
• Type: A/C Evaporator Temperature Thermistor Switch
• Materials: Durable metal and plastic
• Approximate Length: 9 cm / 3.54 inches
• Package Includes: 1 × Evaporator Thermistor Switch
• Condition: 100% Brand New
• Vendor: Qme

Note: Slight color variation may occur due to lighting during photography. Please verify fitment with your vehicle's make, model, and year before ordering.

Why Upgrade Your A/C Thermistor?

A faulty evaporator thermistor can cause your car's air conditioning to behave erratically — cycling off too soon, blowing warm air, or failing to maintain a steady cabin temperature. Replacing a worn or defective sensor with a precise, high-sensitivity unit like the 97143 C5000 restores accurate temperature monitoring, so your A/C system can do its job efficiently. For more information on how vehicle HVAC systems work and what affects their performance, visit the U.S. Department of Energy's guide on air conditioning.

Frequently Asked Questions

Q: What does the 97143 C5000 A/C Evaporator Temperature Thermistor Switch do?

A: This thermistor switch monitors the temperature of your vehicle's A/C evaporator and sends that data to the HVAC control unit. It ensures the air conditioning system maintains proper cooling cycles, preventing issues such as early compressor shut-off or inadequate cabin cooling.

Q: What vehicles is the 97143 C5000 thermistor compatible with?

A: This part is designed for vehicles that use the C5000 evaporator thermistor specification. We recommend confirming compatibility with your vehicle's make, model, and year — or cross-referencing the part number 97143 — before purchasing to ensure a proper fit.

Q: How difficult is it to install this evaporator thermistor switch?

A: The 97143 C5000 thermistor is a direct replacement part, making installation straightforward for those with basic automotive knowledge. It measures approximately 9 cm (3.54 inches) and fits into the existing evaporator housing. If you are unsure, a qualified auto technician can complete the swap quickly.

Q: What materials is this thermistor switch made from?

A: It is constructed from durable metal and plastic, chosen for their resistance to the temperature fluctuations and moisture conditions found within an automotive A/C evaporator housing.