The R978912147 PRESSURE RELIEF VALVE DBW20BG1-4X/315-6EW110N9K4/12W65 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 110 - 120 V AC. Original Bosch Rexroth products are available with local support through CreatX Technology SRL.