CALORSTAT by Vernet WS2540 Coolant Temperature Sensor

Compatible with VW PASSAT B3/B4 (3A2, 35I) , VW CORRADO (53I) , VW GOLF III Variant (1H5) Show more info
Ensures accurate engine coolant temperature readings for optimal performance and efficiency. Directly replaces the original sensor.
6.73 EUR
inc. VAT 21%
In stock 1
Delivery 1 day (18.05.2026)
PN WS2540
Make CALORSTAT BY VERNET
EAN 3531650011629

The CALORSTAT by Vernet WS2540 coolant temperature sensor is a critical component for monitoring your engine's operating temperature. It accurately measures the coolant's heat, sending vital information to the engine control unit (ECU). This precise data allows the ECU to manage fuel injection, ignition timing, and cooling fan operation, ensuring the engine runs at its optimal temperature. Proper temperature regulation prevents overheating, improves fuel economy, and reduces emissions. Designed as a direct fit replacement, the WS2540 integrates seamlessly with your vehicle's existing wiring and cooling system. Installation is straightforward, restoring accurate temperature readings and maintaining engine health.

  • Monitors engine coolant temperature accurately
  • Essential for ECU control of fuel and ignition
  • Helps prevent engine overheating
  • Improves fuel efficiency and reduces emissions
  • Direct fit replacement for easy installation
  • Reliable performance from CALORSTAT by Vernet
Thread size
M10x1.0
  • VW
    • PASSAT B3/B4 (3A2, 35I)
      • 2.0 (85kW/115PS)
      • 1.9 TD (55kW/75PS)
      • 1.9 TDI (66kW/90PS)
      • 1.8 (55kW/75PS)
      • 1.8 (66kW/90PS)
      • 2.8 VR6 (128kW/174PS)
      • 2.0 16V (110kW/150PS)
      • 1.6 (74kW/101PS)
      • 1.9 TDI (81kW/110PS)
      • 2.0 Syncro (85kW/115PS)
      • 2.0 (79kW/107PS)
    • CORRADO (53I)
      • 2.9 VR6 (140kW/190PS)
      • 2.0 i (85kW/115PS)
    • GOLF III Variant (1H5)
      • 1.9 D (47kW/64PS)
      • 1.9 TD (55kW/75PS)
      • 1.4 (44kW/60PS)
      • 1.8 (55kW/75PS)
      • 1.8 (66kW/90PS)
      • 2.0 (85kW/115PS)
      • 1.9 TDI (66kW/90PS)
      • 1.6 (74kW/101PS)
      • 1.9 TDI Syncro (66kW/90PS)
      • 2.0 Syncro (85kW/115PS)
      • 1.9 TDI (81kW/110PS)
      • 1.8 Syncro (66kW/90PS)
      • 2.9 VR6 Syncro (140kW/190PS)
      • 1.9 SDI (47kW/64PS)
    • GOLF III Cabriolet (1E7)
      • 1.8 (55kW/75PS)
      • 1.8 (66kW/90PS)
      • 2.0 (85kW/115PS)
      • 1.9 TDI (66kW/90PS)
      • 1.9 TDI (81kW/110PS)
    • PASSAT B3/B4 Variant (3A5, 35I)
      • 2.0 (85kW/115PS)
      • 1.9 TD (55kW/75PS)
      • 1.9 TDI (66kW/90PS)
      • 1.8 (55kW/75PS)
      • 1.8 (66kW/90PS)
      • 2.8 VR6 (128kW/174PS)
      • 2.9 VR6 Syncro (135kW/184PS)
      • 2.0 16V (110kW/150PS)
      • 1.6 (74kW/101PS)
      • 1.9 TDI (81kW/110PS)
      • 2.0 Syncro (85kW/115PS)
      • 2.0 (79kW/107PS)
    • TRANSPORTER T4 Autobuss (70B, 70C, 7DB, 7DK, 70J, 70K, 7DC,
      • 2.8 VR 6 (103kW/140PS)
    • GOLF IV Cabriolet (1E7)
      • 1.9 TDI (81kW/110PS)
  • SEAT
    • TOLEDO I (1L2)
      • 1.9 D (50kW/68PS)
      • 1.9 TD (55kW/75PS)
      • 2.0 i (85kW/115PS)
      • 1.9 TDI (66kW/90PS)
      • 1.9 D (47kW/64PS)
    • IBIZA II (6K1)
      • 1.9 SDI (47kW/64PS)
      • 1.9 TD (55kW/75PS)
      • 1.6 i (55kW/75PS)
      • 1.8 i (66kW/90PS)
      • 1.4 i (44kW/60PS)
      • 1.6 i (74kW/101PS)
      • 1.9 TDI (66kW/90PS)
      • 1.9 TDI (81kW/110PS)
      • 1.9 D (47kW/64PS)
      • 1.9 SDI (50kW/68PS)
      • 1.4 16V (55kW/75PS)
      • 1.8 T 20V Cupra (115kW/156PS)
      • 1.6 i (55kW/75PS)
    • CORDOBA (6K1, 6K2)
      • 1.4 i (44kW/60PS)
      • 1.6 i (55kW/75PS)
      • 1.8 i (66kW/90PS)
      • 2.0 i (85kW/115PS)
      • 1.9 D (50kW/68PS)
      • 1.9 TD (55kW/75PS)
      • 1.9 SDI (47kW/64PS)
      • 1.6 i (74kW/101PS)
      • 1.9 TDI (66kW/90PS)
      • 1.9 D (47kW/64PS)
      • 1.9 TDI (81kW/110PS)
      • 1.9 SDI (50kW/68PS)
      • 1.4 16V (55kW/75PS)
      • 1.8 T 20V Cupra (115kW/156PS)
      • 1.6 i (55kW/75PS)
    • ALHAMBRA (7V8, 7V9)
      • 1.9 TDI (81kW/110PS)
    • CORDOBA Vario (6K5)
      • 1.4 i (44kW/60PS)
      • 1.9 SDI (47kW/64PS)
      • 1.6 i (74kW/101PS)
      • 1.9 TDI (66kW/90PS)
      • 1.9 TDI (81kW/110PS)
      • 1.9 SDI (50kW/68PS)
      • 1.4 16V (55kW/75PS)
      • 1.6 i (55kW/75PS)
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