Supply(P),Vacuum(V), One-touch Fitting: N (Supply (P) Port: ø1/4"; Vacuum (V) Port: ø1/2"), Exhaust Type: PN (1/2-14NPT Port Exhaust), Supply/Release Valve Combination: K2 (Supply Valve, N.C.), Rated Voltage: 5 (24 VDC), Electrical Entry: MN (M Plug Horizontal Connector w/o Lead Wire), Light/Surge Voltage Suppressor: Z (w/Light/Surge Voltage Suppressor), Manual Override: Non-locking Push