R900973977 PROPORTIONAL VALVE 4WRZE16E3-150-7X/6EG24N9ETK31/A1M is a high-quality industrial hydraulic valve, providing precise control of oil flow direction. With nominal size 16 and symbol E3, this original Bosch Rexroth product includes integrated electronic components for 24 VDC electric operation. CreatX Technology SRL offers local support and repairs for this top-tier equipment.