MettleAir 3V310-10-AC220-1PK Solenoid Air Valve, 3 Way, 2 Position, Normally Closed, 220V, AC, 3/8" NPT Type: 3 Way 2 Position Single Solenoid Valve with Manual Override NORMALLY CLOSED/Spring Return Model: 3V310-10-AC220 Coil: 220V AC, LED Light Ports: 3/8" NPT Exhaust: 3/8" NPT