Part Name: Water Temperature Sensor Part Number(s): 371-9531 3719531 Application/ Compatibility: Compatible with various Caterpillar engines and heavy machinery including excavators, wheel loaders, and dozers Function: Detects and reports real-time engine coolant temperature to the ECM, ensuring optimal engine performance and protection from overheating Condition: Brand New / OEM Standard Replacement Machine Type: Excavator / Loader / Dozer (Caterpillar) Technical Specifications: Type: Coolant temperature sensor Material: Brass body with high-precision thermistor Thread Size: OEM-standard thread for CAT housing Operating Temperature: -40°C to 150°C Voltage Range: 5V signal output for ECM input Connector Type: 2-pin connector with sealed plug Weight: Approx. 0.1 kg Category: Cooling System Components Shipping: Global Shipping Available | Delivery in 3–5 Days