HomeHVAC > A/C Flow RestrictorsUniversal Air EX10223C A/C Expansion Valve
Part #: EX10223C

Universal Air EX10223C A/C Expansion Valve

Block Expansion Valve
28 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$24.50Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Block Expansion Valve
Fitment: Nissan and INFINITI, 350Z, FX35, FX45, G35, M35, and M45
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Reliable A/C Expansion Valve for Infiniti and Nissan Vehicles

The Universal Air Block Expansion Valve EX10223C is designed to regulate refrigerant flow in your vehicle's air conditioning system. Engineered for select Infiniti and Nissan models, this A/C expansion valve ensures consistent cooling performance and system efficiency.

  • Compatible with Infiniti 350Z, FX35, FX45, G35, M35, and M45 models
  • Part number EX10223C for precise identification and fitment
  • Part of the Universal Air Block Expansion Valve product line
  • Controls refrigerant flow to maintain optimal A/C system pressure
  • Manufactured to meet OEM specifications for reliable operation

About the Universal Air Block Expansion Valve Product Line

The Block Expansion Valve line from Universal Air focuses on delivering components that regulate refrigerant flow within automotive A/C systems. This product line is designed to provide consistent performance and durability, ensuring that vehicles like the Infiniti 350Z and Nissan FX35 maintain proper air conditioning function under various operating conditions. The EX10223C is a key part of this line, engineered to fit specific models and maintain system integrity.

Product Details and Functionality

The EX10223C A/C expansion valve plays a critical role in your vehicle’s HVAC system by controlling the amount of refrigerant entering the evaporator. This regulation is essential for maintaining the correct pressure and temperature balance, which directly affects the cooling efficiency. Compatible with Infiniti and Nissan models such as the G35 and M45, this valve helps prevent issues like compressor overload and uneven cooling.

Common Issues Addressed by the EX10223C Expansion Valve

  • Inconsistent or weak air conditioning cooling
  • Refrigerant flow irregularities causing system pressure problems
  • Compressor cycling or failure due to improper refrigerant regulation
  • Frost buildup on evaporator coils
  • Increased cabin temperature during A/C operation

Installation Notes and Tips

  • Ensure compatibility with your specific Infiniti or Nissan model 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
  • Test the A/C system after installation to confirm proper operation

Quality Assurance and Warranty Information

The Universal Air EX10223C expansion valve is manufactured to meet industry standards and OEM specifications, ensuring reliable performance and durability. While specific warranty details are not provided, Universal Air products typically undergo quality control testing to maintain consistency and function within the HVAC system.

This part fits 28 vehicles. Search below:

YearMakeModelSubmodel# DoorsPositionNotes
2009Nissan350ZN/ABlock Expansion Valve
2008INFINITIFX35N/ABlock Expansion Valve
2008Nissan350ZN/ABlock Expansion Valve
2007INFINITIFX35N/ABlock Expansion Valve
2007INFINITIFX45N/ABlock Expansion Valve
2007INFINITIG35Base2 DoorN/ABlock Expansion Valve
2007INFINITIG35Sport2 DoorN/ABlock Expansion Valve
2007INFINITIM35N/AUp to May 2005; Block Expansion Valve
2007INFINITIM45N/AUp to May 2005; Block Expansion Valve
2007Nissan350ZN/ABlock Expansion Valve
2006INFINITIFX35N/ABlock Expansion Valve
2006INFINITIFX45N/ABlock Expansion Valve
2006INFINITIG35N/ABlock Expansion Valve
2006INFINITIM35N/AUp to May 2005; Block Expansion Valve
2006INFINITIM45N/AUp to May 2005; Block Expansion Valve
2006Nissan350ZN/ABlock Expansion Valve
2005INFINITIFX35N/ABlock Expansion Valve
2005INFINITIFX45N/ABlock Expansion Valve
2005INFINITIG35N/ABlock Expansion Valve
2005Nissan350ZN/ABlock Expansion Valve
2004INFINITIFX35N/ABlock Expansion Valve
2004INFINITIFX45N/ABlock Expansion Valve
2004INFINITIG35N/ABlock Expansion Valve
2004Nissan350ZN/ABlock Expansion Valve
2003INFINITIFX35N/ABlock Expansion Valve
2003INFINITIFX45N/ABlock Expansion Valve
2003INFINITIG35N/ABlock Expansion Valve
2003Nissan350ZN/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.