1、The part number of the sensor is S8941-01570, and all matching models can be used. 2、This is a sensor that converts the speed of a rotating object into electrical output, and can be used in mechanical, electrical, magnetic, etc. 3、The sensor has the function of detecting engine speed and is one of the most important sensors in the control system. 4、The speed sensor has high sensitivity, stable operation performance and long service life. 5、Suitable for Kobelco excavator SK200‑8/210‑8/250‑8, which is used to monitor the processing speed, is a good replacement part. 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.