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.


Shut-off Valve

  • Flow diameters from 2 to 16 mm
  • Total refrigerant shut off capable
  • Designed for under-hood environments
  • Fast and safe switching
  • Optimized flow and pressure drop
  • High reliability


SANHUA Automotive’s shut off valves can be used for a wide array of industrial applications, including general on-off control, calibration and original equipment manufacturer switching applications. SANHUA Automotive’s shut-off valves offer excellent control of OEM refrigerant flow and our optimized flow and pressure drop. SANHUA  Automotive’s designs are customized to unique OEM packaging & performance requirements, including long service life usage in R134a/R1234yf and R744 refrigerant systems.


DiameterΦ2,Φ4, Φ6,Φ10, Φ16
Voltage range9~16 V DC( Rated: 12 V)
Burst pressure10.6 MPa
MOPD2.5 MPa @9 V DC & 20°C
Temperature range-40°C to 120°C
Internal leakage100 mL/min @ 1.03 MPa (air)
Life cycle150,000