R901276773 SPOOL VALVE 4WEH16HD7X/6EW110N9ETK4/B15D3 is a high-quality industrial hydraulic valve, perfect for reliable switching of oil flow direction. With nominal size 16 and symbol D, this original Bosch Rexroth product offers superior performance and local support through CreatX Technology SRL. Electrically operated with a solenoid at 110 - 120 V AC.