TOPRAN Thermostat

Compatible with SMART CITY-COUPE (450) , SMART CABRIO (450) , SMART FORTWO Cabrio (450) Show more info
Ensures optimal engine temperature by regulating coolant flow. Essential for efficient engine performance and preventing overheating.
19.25 EUR
inc. VAT 21%
In stock 4
Delivery 1 day (15.05.2026)
PN 408 866
Make TOPRAN

This TOPRAN thermostat is designed to maintain your engine's ideal operating temperature. It precisely controls the flow of coolant through the radiator, ensuring the engine warms up quickly and stays within its optimal temperature range. Proper functioning of the thermostat is crucial for fuel efficiency and reducing emissions. A faulty thermostat can lead to either an engine that runs too cold, impacting performance and wear, or an engine that overheats, potentially causing severe damage. Crafted with quality materials, this thermostat offers reliable performance and durability. It is a direct fit for the specified application, ensuring straightforward installation.

  • Regulates engine coolant flow
  • Maintains optimal operating temperature
  • Improves fuel efficiency
  • Helps reduce emissions
  • Prevents engine overheating
  • Durable construction
  • Direct fit for specified models
Additional article/Additional information
with gasket
Additional article/Additional info 2
with sensor
Opening temperature
90°
Housing type
with housing
Housing material
GFK (Glass Fiber Reinforced Plastic)
  • SMART
    • CITY-COUPE (450)
      • 0.6 (S1CLB1, 450.331, 450.336) (33kW/45PS)
      • 0.6 (S1CLA1, 450.341) (40kW/55PS)
      • 0.6 (450.352, 450.353) (45kW/61PS)
      • 0.7 (450.352, 450.353) (45kW/61PS)
      • 0.7 (450.333) (55kW/75PS)
      • 0.6 (450.330, 450.332) (52kW/71PS)
    • CABRIO (450)
      • 0.7 (450.433) (55kW/75PS)
      • 0.6 (450.432) (52kW/71PS)
    • FORTWO Cabrio (450)
      • 0.7 (450.452) (45kW/61PS)
      • 0.7 (450.433) (55kW/75PS)
    • FORTWO Coupe (450)
      • 0.7 (450.335) (40kW/54PS)
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