The 4WMM6J‑50/F Manual Operated Directional Control Valve is a robust hydraulic flow control component designed to manually direct the movement of hydraulic fluid within a hydraulic system. It allows the operator to control the direction of actuator movement (such as cylinders or motors) without electrical actuation—making it ideal for simple, reliable manual control applications in industrial machines, mobile equipment, and test benches.

🔹 Working Principle

The manual directional valve is operated by a mechanical lever or knob that directly shifts the internal spool to different positions:

• Left position: Connects pressure port P to work port A, and work port B to tank T (forward movement)
• Neutral (center) position: Blocks all ports or connects both actuator ports to tank depending on spool type
• Right position: Connects P to B and A to T (reverse movement)

By manually moving the lever, the operator directs hydraulic oil flow to the desired actuator circuit for controlled extension, retraction, or stopping.

🔹 Product Features

• Solenoid‑operated directional control for precise flow direction switching
• Emergency manual override handle for manual operation when power is off or malfunction
• 4‑way, 3‑position valve with E‑type spool
• Compact and modular structure for easy installation
• Fast response and stable hydraulic performance
• Low internal leakage and energy‑efficient design
• Compatible with ISO 4401 / CETOP‑5 mounting standards
• Durable construction and long service life