NISSENS 999542 Expansion Valve, Air Conditioning System

Compatible with CITROËN C3 III (SX) , CITROËN C3 III Van (SX_, SY_) ,
This NISSENS expansion valve is a key component for your vehicle's air conditioning system, ensuring optimal performance and cooling.
23.72 EUR
inc. VAT 21%
In stock 2
Delivery 1 day (15.05.2026)
PN 999542
Make NISSENS
EAN 5707286551503

The expansion valve, also known as a metering device, plays a crucial role in the refrigeration cycle of your car's air conditioning. It controls the flow of refrigerant into the evaporator, precisely regulating the amount of refrigerant based on temperature and pressure. By managing this flow, the expansion valve helps maintain the correct pressure difference between the high-pressure and low-pressure sides of the system. This precise control is essential for efficient heat absorption in the evaporator, leading to effective cooling of the cabin. A malfunctioning expansion valve can lead to poor cooling, system inefficiency, or even damage to other AC components. Replacing it with a quality part like this NISSENS valve ensures your air conditioning system operates as intended.

  • Direct replacement for original equipment
  • Ensures proper refrigerant flow and pressure regulation
  • Critical for efficient air conditioning cooling
  • High-quality construction for durability
  • Designed to meet or exceed OEM specifications
  • Restores optimal AC system performance
Valve type
with a parallel guide
Intake pipe diameter 1 [mm]
11,1
Inlet pipe diameter 2 [mm]
14,6
Material
Aluminum
Exhaust diameter 1 [mm]
11,8
Exhaust diameter 2 [mm]
17,5
Coolant
R 134a
  • CITROËN
    • C3 III (SX)
      • 1.2 VTi 68 (50kW/68PS)
      • 1.2 VTi 82 (60kW/82PS)
      • 1.2 THP 110 (SXHNPS, SXHNZT, SXHNZ6) (81kW/110PS)
      • 1.6 BlueHDi 75 (55kW/75PS)
      • 1.6 BlueHDi 100 (73kW/99PS)
      • 1.6 VTi (SXNFPT) (85kW/115PS)
      • 1.5 BlueHDi 100 (SXYHYP, SXYHTU) (75kW/102PS)
      • 1.2 PureTech 82 (61kW/83PS)
      • 1.2 PureTech 82 LPG (61kW/83PS)
    • C3 III Van (SX_, SY_)
      • PureTech 82 (61kW/83PS)
      • PureTech 110 (81kW/110PS)
      • BlueHDi 75 (55kW/75PS)
      • BlueHDi 100 (75kW/102PS)
      • BlueHDi 100 (73kW/99PS)
CITROËN
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