HomeHVAC > A/C Flow RestrictorsUniversal Air EX9778C A/C Expansion Valve
Part #: EX9778C

Universal Air EX9778C A/C Expansion Valve

Block Expansion Valve
19 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: Genesis and Hyundai, G90, G80, Equus, and Genesis
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Overview of Universal Air Block Expansion Valve EX9778C

The Universal Air Block Expansion Valve EX9778C is designed to regulate refrigerant flow in automotive air conditioning systems. This A/C expansion valve is compatible with select Genesis and Hyundai models, ensuring precise temperature control and system efficiency.

  • Compatible with Genesis Equus, G80, G90, and Genesis models
  • Part number EX9778C for accurate identification
  • Category: HVAC > A/C Flow Restrictors
  • Brand line: Block Expansion Valve for reliable refrigerant metering
  • GTIN: 00711307432110 for product authenticity

About the Block Expansion Valve Product Line

The Block Expansion Valve line by Universal Air focuses on delivering consistent refrigerant flow control within automotive A/C systems. This product line is engineered to maintain optimal pressure and temperature balance, which is critical for the performance of vehicles like the Hyundai G80 and Genesis G90. The EX9778C model is part of this line, providing dependable operation tailored to specific vehicle requirements.

Detailed Product Description

The EX9778C A/C expansion valve from Universal Air functions as a flow restrictor that precisely meters refrigerant entering the evaporator. This regulation is essential for maintaining the correct pressure differential and ensuring efficient cooling performance. Designed specifically for Genesis and Hyundai vehicles such as the Equus, G80, and G90, this valve supports the HVAC system's ability to adapt to varying thermal loads and driving conditions.

Common Applications and Issues Addressed

  • Regulates refrigerant flow to prevent evaporator freezing
  • Maintains consistent cabin temperature control
  • Prevents compressor overload by managing system pressure
  • Addresses uneven cooling or fluctuating A/C performance
  • Supports system efficiency in Genesis and Hyundai A/C units

Installation Notes and Tips

Installation of the EX9778C expansion valve should be performed by a qualified technician familiar with HVAC systems in Genesis and Hyundai vehicles. Proper evacuation and recharging of the refrigerant system are necessary to ensure optimal function. Verify compatibility with the vehicle’s model and year before installation to avoid fitment issues.

Quality Assurance and Warranty

Universal Air provides quality assurance for the EX9778C expansion valve, manufactured to meet OEM specifications for Genesis and Hyundai models. While specific warranty details are not provided here, the product is backed by Universal Air’s standard quality controls to ensure reliable performance in automotive HVAC applications.

This part fits 19 vehicles. Search below:

YearMakeModelPositionNotes
2019GenesisG90N/ATo 6/23/17; Block Expansion Valve
2018GenesisG80N/ATo 06/23/2017; Block Expansion Valve
2018GenesisG90N/ABlock Expansion Valve
2017GenesisG80N/ATo 06/23/2017; Block Expansion Valve
2017GenesisG90N/ATo 6/23/17; Block Expansion Valve
2016HyundaiEquusN/ABlock Expansion Valve
2016HyundaiGenesisN/ABlock Expansion Valve
2015HyundaiEquusN/ABlock Expansion Valve
2015HyundaiGenesisN/ABlock Expansion Valve
2014HyundaiEquusN/ABlock Expansion Valve
2014HyundaiGenesisN/ABlock Expansion Valve
2013HyundaiEquusN/ABlock Expansion Valve
2013HyundaiGenesisN/ABlock Expansion Valve
2012HyundaiEquusN/ABlock Expansion Valve
2012HyundaiGenesisN/ABlock Expansion Valve
2011HyundaiEquusN/ABlock Expansion Valve
2011HyundaiGenesisN/ABlock Expansion Valve
2010HyundaiGenesisN/ABlock Expansion Valve
2009HyundaiGenesisN/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.