1 Convenient Control: 6 hole 4 speed switch ensures easy operations for the driver, makes it easy for the driver to control the power transmit, especially in frequent start stop operations. 2 Quick Response: The proportional control valve can promptly respond to the operator's commands, ensuring fast adjustment of power system for improved work efficiency. 3 Efficient Operations: This proportional control switch significantly improves the efficiency of dump trucks, reducing equipment wear and energy consumption. 4 Wide Application: Widely used in dump truck hydraulic systems, offering excellent versatility. Easy installation and maintenance, bringing you more convenience. 5 Optimal Motion Control: Control valve installed in the cab, and is used in conjunction with a slow drop pneumatic directional valve to control the speed of the descending action.

What's in the box
1 x Proportional Control Valves