SMC VX2120S-02N-9G(AC24V) Valve, Sol 24Vac *Lqa MSRP: Now: $36.85 Was: series vx21/22/23, is a direct operated 2 port solenoid valve for air, gas, vacuum, water, steam and oil. proper selection of body and sealing materials permits application of a wide variety of... VX2120S-02N-9G(AC24V)