This water temperature sensor with part number 1G377-83042 is designed exclusively for excavator engine use. It precisely detects real-time engine coolant temperature and delivers stable signals to the control unit for intelligent temperature adjustment. Adopting high-sensitivity sensing elements and heat corrosion resistant shell, it keeps stable operation under harsh construction site environments. Complying with strict OEM manufacturing standards, it is a reliable aftermarket spare part for daily excavator maintenance and repair.