The R900717921 SPOOL VALVE 4WEH10R4X/6EW110N9ETK4/B10 is a high-quality industrial hydraulic valve designed for reliable switching of oil flow direction. With nominal size 10 and symbol R, this electric solenoid product operates at 110 - 120 V AC. Original Bosch Rexroth products are available with local support through CreatX Technology SRL, ensuring superior performance and durability.