R978019797 SPOOL VALVE H-4WEH16HD7X/OF6EW110N9S2K4 is a high-quality industrial hydraulic valve designed to ensure reliable switching of oil flow direction. With a nominal size of 16 and symbol D, this original Bosch Rexroth product offers superior performance and local support through CreatX Technology SRL. It operates electrically with a magnet at 110 - 120 V AC.