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

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

Parker's pilot operated proportional directional control valves from the D-series deliver precise flow control and directional regulation for industrial hydraulic systems. These valves are designed for applications requiring high precision and reliability, such as machinery in process industries, mobile equipment, and industrial automation.

The valve series includes the following models:

• D31FB – Compact design for space-restricted mounting
• D41FB – Standard configuration with balanced performance
• D91FB – High capacity for larger flow requirements
• D111FB – Extra large capacity for heavy industrial applications

Key features:

• Pilot-operated function – reduced control pressure for energy savings
• Proportional solenoids – smooth and precise flow direction regulation
• High operational reliability – designed for demanding industrial environments
• Modular construction – flexible adaptation to various applications
• NG10 (CETOP-05) interface – standard mounting on hydraulic manifolds

These valves ensure optimal flow control, precision, and long service life, even under high pressure loads and varying operating conditions.