Plug-in . 2 Position single/Double 2 position single: VFS6100-�ｭF 2 position double: VFS6200-�ｭF Pilot valve manual override Pilot valve manual override 4 x o9 mounting hole 4 x o9 mounting hole Solenoid valve mounting bolt (Hexagon socket head cap screw) Light window (�ｭFZ) G 1/2 electrical entry 2 x Rc 1/8 pilot EXH port G 1/2 electrical entry 2 x Rc 1/8 pilot EXH port Rc 1/8 external pilot port (VFS6100R) Rc 1/8 external pilot port (VFS6200R) (A, B port) (A, B port) Light window (�ｭFZ) 4 x M8 x 80 with SW with SW Solenoid valve mounting bolt (Hexagon socket head cap screw) 1571 Series VFS6000 5 Port Pilot Operated Solenoid Valve Metal Seal, Plug-in/Non Plug-in SY SJ SY SV SYJ SZ VF VP4 S0700 VQ VQ4 VQ5 VQC VQC4 VQZ SQ VFR VQ7 VFS