1,ENGINE SPEED CONTROL: The diesel generator set speed controller is a fully electronic device designed to control the engine speed. 2,QUICK RESPONSE: The engine speed controller responds quickly and accurately to the instantaneous load change. 3,CLOSED LOOP CONTROL: Based on closed loop control, the basic feature of the device is to achieve the rated speed and power, and reduce smoke exhaust by adjusting the combustion fuel and speed rate. 4,REVERSE CONNECTION PROTECTION: Once the power supply is reversely connected, the S6700E speed control unit will provide a series of protection. 5,HIGH STABILITY: Adopt premium material and excellent performance electric components, the speed controller has a high stability and reliability. Item Type: Electronic Engine Speed Controller Material: ABS Current Range: 2.5-10A (continuous current) Speed Sensor Signal: 1-20V Speed Fine Adjustment Range: ±100r per minute Frequency Fluctuation: ±0.25 percent Steady Speed Drop: 0-3 percent variable Working Ambient Temperature: -40℃ to 80℃ 1 x Electronic Engine Speed Controller 1 x User Manual Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.