This practical coolant temperature sensor is a perfect replacement for ZAX200-3 and ZAX210-3 excavators. It measures real-time engine cooling liquid temperature and sends accurate data to the monitoring dashboard. It helps operators timely notice abnormal temperature rise and prevent engine overheating faults effectively. Built with high-quality heat-resistant materials and fine sealing craft, it works steadily in long-duration construction work. Produced strictly according to original standards, it owns high testing accuracy, easy mounting and long service life for daily machine maintenance.