Product Description: 1. It is installed in the cab and remotely controlled. 2.The valve has four working positions: lifting, intermediate stop, descending and PTO. 3.The product includes six air pipe connectors, which are directly connected to the air pipe. Convenient for users. Product advantages: 1.It has a warning light. 2.It is equipped with air pipe connector. 3.The descent function comes with a controlled lowering (feathering) design. 4.The product is widely used in the hydraulic system of dump truck with good versatility. High Performaince & Precise Control The PTO disengages automatically when the vehicle body is lowered, and equipped with warniag light ensures safe operation. Dump truck proportionalcontrol valves enable precise control, improving the accuracy and efficiency oftruck unloading. Valve Design & Practical Mounted in the cab, the valve has four working positions to control rising,intermediate stop, descent and slow descent. With self locking of middle stopposition, clear transposition and simple operation, easily control dumping functionsand increase productivity. Valve Design & Practical Mounted in the cab, the valve has four working positions to control rising,intermediate stop, descent and slow descent. With self locking of middle stopposition, clear transposition and simple operation, easily control dumping functionsand increase productivity.