HomeHVAC > A/C Flow RestrictorsUniversal Air EX10139C A/C Expansion Valve
Part #: EX10139C

Universal Air EX10139C A/C Expansion Valve

Thermal Expansion Valve
5 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Thermal Expansion Valve
Fitment: Mazda and Subaru, Protege, Protege5, and SVX
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Overview of Universal Air Thermal Expansion Valve EX10139C

The Universal Air Thermal Expansion Valve EX10139C is designed specifically for Mazda Protege and Protege5 models. This A/C expansion valve plays a critical role in regulating refrigerant flow within the vehicle's air conditioning system, ensuring optimal cooling performance.

  • Compatible with Mazda Protege and Protege5 models
  • Part number EX10139C for precise identification
  • Part of the Universal Air Thermal Expansion Valve product line
  • Controls refrigerant flow to maintain efficient A/C operation
  • Category: HVAC > A/C Flow Restrictors

Product Line Details: Thermal Expansion Valve

The Thermal Expansion Valve product line by Universal Air focuses on components that regulate refrigerant flow in automotive air conditioning systems. This line is engineered to provide consistent temperature control by adjusting the amount of refrigerant entering the evaporator. The EX10139C valve is a part of this line, designed to meet the specific requirements of Mazda Protege and Protege5 vehicles, ensuring compatibility and reliable performance.

Detailed Product Description

The EX10139C A/C expansion valve from Universal Air is an essential HVAC component that manages the flow of refrigerant into the evaporator core. By precisely controlling refrigerant flow, it helps maintain the correct pressure and temperature within the A/C system. This regulation is vital for preventing compressor damage and ensuring the air conditioning system operates efficiently. The valve is engineered to fit Mazda Protege and Protege5 models, providing a direct replacement that meets OEM specifications.

Common Issues Addressed by This Expansion Valve

  • Inconsistent cabin cooling or fluctuating air temperatures
  • Reduced A/C system efficiency due to improper refrigerant flow
  • Compressor cycling issues caused by pressure imbalances
  • Frost buildup on the evaporator from incorrect refrigerant metering
  • System overheating or compressor damage risk

Installation Notes and Tips

  • Ensure the vehicle is a Mazda Protege or Protege5 before installation
  • Recover refrigerant from the A/C system prior to valve replacement
  • Follow manufacturer torque specifications when securing the valve
  • Inspect related A/C components for wear or damage during installation
  • Test the A/C system after installation to confirm proper operation

Quality Assurance and Warranty

Universal Air provides quality components designed to meet or exceed OEM standards. The EX10139C Thermal Expansion Valve undergoes rigorous testing to ensure durability and reliable performance in Mazda Protege and Protege5 vehicles. Warranty details are available from the manufacturer and should be reviewed prior to installation.

This part fits 5 vehicles. Search below:

YearMakeModelPositionNotes
2003MazdaProtegeN/AThermal Expansion Valve
2003MazdaProtege5N/AThermal Expansion Valve
2002MazdaProtegeN/AThermal Expansion Valve
2002MazdaProtege5N/AThermal Expansion Valve
2001MazdaProtegeN/AThermal Expansion Valve

* 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.