H-4WEH25L6X/6EG96N9EK4/10B12SO843

***Disclaimer: The following summary contains information gathered from various sources such as product descriptions, technical specifications and catalogs. While efforts have been made to provide accurate details, inaccuracies may occur. It is advised to verify all information by contacting Bosch Rexroth directly.***
The Bosch Rexroth H-4WEH25L6X/6EG96N9EK4/10B12SO843 (R900619416) is a highly sophisticated directional control valve designed for subplate mounting with a porting pattern that complies with ISO standards. This valve is characterized by its electrohydraulic actuation, which can be either internally or externally piloted. It offers versatile functionality with options for 3 or 4-way versions, and it can be spring or pressure-centered, with either spring end position or hydraulic end position. The H-4WEH25L6X/6EG96N9EK4/10B12SO843 is equipped with wet-pin DC or AC solenoids, and customers have the choice of individual or central electrical connections. The valve also provides additional customization options including manual override, switching time adjustment, a preload valve in channel P of the main valve, as well as stroke setting and/or spool position monitoring. This model utilizes return springs to maintain the main control spool in a central position without pilot pressure, ensuring reliable operation even in vertical installations. However, it is important to note that internal leakage is an inherent characteristic of this type of valve and may increase over its lifecycle. The pilot oil supply for this model can be either external via channel X from a separate pressure supply or internal from channel P of the main valve. Similarly, the pilot oil return can be external via channel Y into the tank or internal via channel T into the tank. Modifications to the pilot oil supply should only be carried out by authorized specialists or at the factory to ensure proper functioning and safety. For applications requiring precise control over pilot oil flow, a throttle insert can be used to limit flow in channel P of the pilot control valve. This Bosch Rexroth directional control valve stands out for its reliability and adaptability in various hydraulic systems where precise flow direction and pressure are critical.