Pilot Operated Proportional Directional Control Valve - Series D31FB OBE / D41FB OBE / D91FB OBE / D111FB OBE

Parker Pilot Operated Proportional Directional Control Valve – Series D31FB OBE / D41FB OBE / D91FB OBE / D111FB OBE

Parker's pilot-operated proportional directional control valves from the D-series are engineered for industrial hydraulic applications where precise flow control and high operational reliability are critical. These valves combine pilot-control capabilities with proportional spool technology to deliver optimal flexibility and energy efficiency.

The series includes the following sizes:

• D31FB OBE
• D41FB OBE
• D91FB OBE
• D111FB OBE

These proportional directional control valves are ideal for:

• Precise flow control in hydraulic systems
• Applications with high operating pressures
• Industrial and mobile hydraulics
• Demanding systems with large flow requirements

The valves offer:

• Pilot-driven proportional control
• Stable spool positioning
• High volumetric efficiency
• Moderate power consumption compared to fully pilot-operated designs

By choosing genuine Parker proportional directional control valves, you ensure optimal flow control, long-term reliability, and minimal maintenance even in the most demanding hydraulic systems.