The R978911857 PRESSURE RELIEF VALVE DBW 20 BG2-5X/315-6EG12N9K4/12 is a high-quality industrial hydraulic valve designed to ensure reliable pressure reduction to the set value. With a nominal size of 25 and symbol B, it is solenoid-operated at 12 V DC. Original Bosch Rexroth products provide local support through CreatX Technology SRL, ensuring superior performance and durability.