Universal Air EX10621C A/C Expansion Valve - Front

Block Expansion Valve for Front A/C Service

Universal Air EX10621C is a block expansion valve for front HVAC service on select Nissan and INFINITI applications. It is used in the A/C refrigerant flow control circuit to regulate pressure drop and metering at the evaporator inlet.

Compatible with 2017-2020 Nissan Armada, front, and 2014-2018 INFINITI QX80, front, this part number is a direct-fit option for vehicles needing a block-style A/C expansion valve. The EX10621C supports accurate refrigerant metering for front air conditioning repair work.

Key Features

• Universal Air Block Expansion Valve line
• Part number EX10621C
• Front HVAC application
• Fits 2017-2020 Nissan Armada, front
• Fits 2014-2018 INFINITI QX80, front
• Category: HVAC A/C flow restrictor

Application Details

This A/C expansion valve is used in front evaporator service where refrigerant flow must be controlled precisely for proper cooling performance. For buyers searching for a Nissan Armada front expansion valve or an INFINITI QX80 front A/C expansion valve, EX10621C matches the listed vehicle coverage and position. The Universal Air Block Expansion Valve line is built around block-style valve applications used in modern automotive HVAC systems.

Common Problems This Part Can Address

• Weak or inconsistent front cabin cooling
• Incorrect refrigerant metering at the evaporator
• High-side or low-side pressure irregularities tied to valve restriction
• A/C performance loss after HVAC component replacement
• Front system cooling complaints on Nissan Armada and INFINITI QX80 models

Installation Notes and Tips

Verify the original valve style, mounting layout, and front HVAC application before installation. Replace the valve during A/C system service only after the system has been properly evacuated and the related components have been inspected for contamination or restriction. Confirm fitment by year, make, model, and position before ordering EX10621C.

Quality Assurance

Universal Air EX10621C is cataloged for the listed front applications and should be matched to the vehicle’s HVAC configuration before installation. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.