The R901551850 hydraulic valve, model Z3DREA6VP1-2X/50G24K31A1V, is a proportional control valve from the Hydraulic Proportional Valves category. It provides reliable pressure reduction at the nominal value signal, making it ideal for industrial applications with high power requirements. The nominal size is 6, with flow direction P2 → P1, and it operates electrically with integrated electronic components at 24 VDC. Original Bosch Rexroth products are available with local support through CreatX Technology SRL.