R901039740 PROPORTIONAL VALVE 4WRZ10W8-85-7X/6EG24K4/V is a high-quality industrial hydraulic valve, providing reliable control of oil flow direction. With nominal size 10 and symbol W8, this original Bosch Rexroth product is electric, with external electronic components of 24 VDC. CreatX Technology SRL provides local support and repairs for these hydraulic proportional valves.