HomeHVAC > A/C Flow RestrictorsUniversal Air EX529447C A/C Expansion Valve
Part #: EX529447C

Universal Air EX529447C A/C Expansion Valve

Block Expansion Valve
3 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: Nissan, Sentra
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Overview of Universal Air Block Expansion Valve EX529447C

The Universal Air Block Expansion Valve EX529447C is designed specifically for Nissan Sentra models, providing precise control of refrigerant flow in the vehicle's air conditioning system. This A/C expansion valve helps maintain optimal cooling performance and system efficiency.

  • Compatible with Nissan Sentra vehicles
  • Part number EX529447C for accurate identification
  • Controls refrigerant flow to regulate A/C system pressure
  • Part of the Universal Air Block Expansion Valve product line
  • Ensures consistent air conditioning performance

About the Block Expansion Valve Product Line

The Block Expansion Valve line by Universal Air focuses on delivering reliable A/C flow restrictors designed to meet specific vehicle requirements. This product line emphasizes precise refrigerant metering to optimize the air conditioning system's operation, reducing wear on components and improving overall system longevity. The EX529447C is a part of this line, tailored for Nissan Sentra applications.

Detailed Product Description

The EX529447C A/C expansion valve regulates the flow of refrigerant entering the evaporator in Nissan Sentra models. By controlling refrigerant pressure and volume, it ensures the air conditioning system operates efficiently under varying temperature and load conditions. This valve plays a critical role in maintaining cabin comfort and preventing system freeze-up or overheating. Its design aligns with OEM specifications to provide a reliable replacement option.

Common Issues Addressed by This Expansion Valve

  • Inconsistent or weak air conditioning cooling
  • Refrigerant flow irregularities causing system inefficiency
  • Evaporator freeze-up due to improper refrigerant metering
  • Pressure imbalances within the A/C system
  • Reduced overall air conditioning system performance

Installation Notes and Tips

When installing the Universal Air Block Expansion Valve EX529447C on a Nissan Sentra, ensure the system is properly evacuated and recharged with the correct refrigerant type and amount. Follow manufacturer torque specifications for fittings and verify all connections are secure to prevent leaks. It is recommended to inspect related components such as the receiver drier and compressor during installation for optimal system performance.

Quality Assurance and Warranty

Universal Air provides quality-tested components designed to meet or exceed OEM standards. While specific warranty details for the EX529447C are not provided here, Universal Air products typically come with a limited warranty against defects in materials and workmanship. Proper installation and maintenance are essential to ensure product longevity and performance.

This part fits 3 vehicles. Search below:

YearMakeModelPositionNotes
2002NissanSentraN/AFrom 04/02/2002; To 04/02/2002; Block Expansion Valve
2001NissanSentraN/ABlock Expansion Valve
2000NissanSentraN/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.