R978911377 PRESSURE RELIEF VALVE DBW 20 B2-5X/200 is a high-quality industrial hydraulic valve designed to reliably reduce pressure to the set value. With a nominal size of 25 and symbol B, it is solenoid-operated at 110 - 120 V AC. Original Bosch Rexroth products, with local support through CreatX Technology SRL, ensure superior performance and durability in special hydraulic applications.