Dofluid DFB-03-3C4 – Reliable High-Pressure 4/3 Hydraulic Solenoid Valve
Looking for a durable hydraulic solenoid directional valve for high-pressure systems? The Dofluid DFB-03-3C4 is a high-performance directional control valve from Taiwan’s Dofluid brand, widely used in industrial hydraulic applications.
The DFB-03-3C4 is a 4-way 3-position (4/3) valve, size 03 (3/8"), with spool type 3C4 (A & B open to T, P blocked in center position). It features a wet-type solenoid for quiet and stable operation under high pressure up to 35 MPa.
Key Features of Dofluid DFB-03-3C4
✅ 4/3 solenoid directional valve with 3C4 spool type.
✅ Maximum operating pressure 35 MPa (5000 psi).
✅ High flow capacity suitable for high-power systems.
✅ Wet-type solenoid for quiet operation and long service life.
✅ Size 03 (3/8" – NG10 / D05), international standard.
✅ Multiple voltage options (AC220V, DC24V…).
✅ Robust design, easy mounting on standard manifolds.
Technical Specifications
✅ Model: DFB-03-3C4
✅ Valve Type: Solenoid Directional Control Valve
✅ Size: 03 (3/8")
✅ Ports / Positions: 4-way 3-position (4/3)
✅ Spool Type: 3C4 (A, B to T; P blocked in center)
✅ Max Pressure: 35 MPa (5000 psi)
✅ Max Flow: approx. 160 l/min (depending on conditions)
✅ Solenoid Type: Wet type (oil-immersed)
✅ Common Voltages: A220V, DC24V, A110V… (optional)
✅ Mounting Standard: NG10 / CETOP 5 / D05
Typical Applications
✅ Hydraulic systems of presses, bending machines, and punching machines
✅ Construction machinery and lifting equipment
✅ High-power hydraulic cylinder control systems
✅ Automated production lines
✅ High-pressure directional control applications requiring stability
Why Choose the Dofluid DFB-03-3C4?
The DFB-03-3C4 stands out with high pressure resistance, large flow capacity, and excellent durability thanks to the wet-type solenoid design. It is an ideal choice when you need precise and stable directional control in demanding industrial environments.
Genuine Dofluid quality ensures consistent performance, easy spare parts availability, and compatibility with many standard hydraulic systems.
Selection & Installation Tips
✅ Confirm size 03 and 3C4 spool type match your hydraulic circuit.
✅ Select the correct coil voltage (AC or DC).
✅ Mount on standard NG10 / D05 manifold.
✅ Ensure system pressure does not exceed 35 MPa.
✅ Use clean hydraulic oil meeting the recommended filtration standard.
Hotline: 0084 787900099
