HomeHVAC > A/C Flow RestrictorsUniversal Air EX10273C A/C Expansion Valve
Part #: EX10273C

Universal Air EX10273C A/C Expansion Valve

Block Expansion Valve
11 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Block Expansion Valve
Fitment: Mazda, 5 and 3
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Overview of Universal Air Block Expansion Valve EX10273C

The Universal Air Block Expansion Valve EX10273C is designed specifically for Mazda 3 and Mazda 5 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 3 and Mazda 5 models
  • Part number EX10273C for precise identification
  • Category: HVAC > A/C Flow Restrictors
  • Type: A/C Expansion Valve
  • Manufactured by Universal Air

About the Block Expansion Valve Product Line

The Block Expansion Valve line from Universal Air focuses on providing reliable and efficient flow restrictors for automotive HVAC systems. These valves are engineered to maintain proper refrigerant pressure and flow, which is essential for consistent air conditioning performance. The EX10273C is part of this line, offering a direct fit solution for select Mazda vehicles.

Product Description and Function

The EX10273C A/C expansion valve controls the amount of refrigerant entering the evaporator in Mazda 3 and Mazda 5 vehicles. By regulating refrigerant flow, it helps maintain the correct temperature and pressure within the A/C system. This component is vital for preventing compressor damage and ensuring the air conditioning system operates efficiently under varying driving conditions.

Common Applications and Issues Addressed

  • Restores proper refrigerant flow in Mazda 3 and Mazda 5 A/C systems
  • Resolves inconsistent cabin cooling or fluctuating temperatures
  • Prevents compressor overload caused by improper refrigerant pressure
  • Addresses A/C system inefficiencies related to faulty expansion valves
  • Helps eliminate unusual noises or cycling in the air conditioning system

Installation Notes and Tips

  • Ensure compatibility with Mazda 3 or Mazda 5 before installation
  • Follow manufacturer guidelines for refrigerant handling and system evacuation
  • Inspect related HVAC components for wear or damage during replacement
  • Use proper tools to avoid damage to the valve or surrounding parts
  • Professional installation is recommended to maintain system integrity

Quality Assurance and Warranty

Universal Air manufactures the EX10273C expansion valve to meet industry standards for durability and performance. While specific warranty details are not provided, Universal Air products typically undergo quality control testing to ensure reliable operation within the specified vehicle applications.

This part fits 11 vehicles. Search below:

YearMakeModelPositionNotes
2010Mazda5N/Awithout Rear Vent; Block Expansion Valve
2009Mazda3N/ABlock Expansion Valve
2009Mazda5N/Awithout Rear Vent; Block Expansion Valve
2008Mazda3N/ABlock Expansion Valve
2008Mazda5N/Awithout Rear Vent; Block Expansion Valve
2007Mazda3N/ABlock Expansion Valve
2007Mazda5N/Awithout Rear Vent; Block Expansion Valve
2006Mazda3N/ABlock Expansion Valve
2006Mazda5N/Awithout Rear Vent; Block Expansion Valve
2005Mazda3N/ABlock Expansion Valve
2004Mazda3N/ABlock 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.