SANHUA Automotive offers a wide array of products, with an emphasis on thermal management systems and new-energy vehicle HVAC systems. Our complete line of high-quality thermal management products gives us the opportunity to design solutions to our customers’ specific needs while maintaining a competitive price.

Coolant Valve

Electronic Coolant Valve

  • Switching proportional and reversing valve
  • Accurate flow distribution control
  • Real time positioning feedback
  • LIN communication design with On-Board Diagnostic (OBD), etc.


The electronic coolant valve is used to change the coolant flowing direction, adjust the coolant flow rates or distribute the coolant flow volume proportionally. The electronic coolant valve applies to the vehicle HVAC, engine & electronics cooling thermal systems.


Voltage rangeDC12V / DC 24V
Operating temperature-40°C to 100°C
Media temperature-40°C to 115°C
Working pressure≤600KPa
Working pressure difference≤ 250KPa
Dust and waterproof levelIP67
Pressure drop≤5KPa@10L/min
Control protocolLIN/Simulation negative feedback control