The R978915566 4WEH 16 HA7X/6EW110N9TK4 Spool Valve is a high-quality industrial hydraulic valve designed for reliable switching of oil flow direction. With a nominal size of 16 and symbol A, this electromagnetically operated product works at 110-120 V AC. Original Bosch Rexroth products are available with local support through CreatX Technology SRL.