Castel 1020/3 direct-acting normally-closed solenoid valve with 3/8" SAE flare connections. 230V AC, 50/60Hz. Kv 0.23 m³/h. Maximum working pressure 45 bar. Compatible with all ASHRAE 34 Class A1 refrigerants including R448A, R449A, R452A, R404A, R134a, R410A. HF2 coil included.