Humphrey 410211205060 Pneumatic Directional Control Valves 4-Way, 2-Position, Single Solenoid, Multi-Purpose, 1/8" NPT Ports, Aluminum Body, NBR Seals, Mounting Base, 120VAC, 24" Electrical Leads Over Port 2, Non-Locking Manual Override, 28"Hg-125PSI...