MAC, 922B-PM-591JB=7475 DIRECTIONAL AIR VALVE,, 4-WAY, 1/4" NPT PORTS, 24VDC DOUBLE SOLENOID, 2.5 WATTS,, WITH 12 FT. LONG CORDS, (1) SQUARE AND (1) RECT. PLUG., W/CORDS, 1/4 NPT PORTS, (1) SQUARE & (1) RECT. PLUG, NON-LOCKING RECESSED (STD)