1.Suitable various refrigerants 2.Complete in specifications 3.Wide Usage 4.AC220V,AC110V,DC24V,DC12V for selection A wide rang of solenoid valve from Sanheng Refrigeration-Castel type solenoid valve!!!Product Introduction SH Series Solenoid Valve is an automatic control part used in liquid line, suction line and steam line of refrigeration system to control the refrigerant to pass or not, the ...