Part Name: Water Temperature Sensor Part Number(s): 386-5312 3865312 Application/ Compatibility: Compatible with Caterpillar diesel engines used in heavy equipment such as excavators, loaders, and generators; fits models including CAT 3116, 3126, and other industrial engines—confirm compatibility per serial number Function: Measures coolant temperature and transmits signals to the engine control module or dashboard gauge to maintain optimal engine temperature and prevent overheating Condition: Brand New / OEM Standard Replacement Machine Type: Excavator / Loader / Generator (Caterpillar) Technical Specifications: Type: Threaded coolant temperature sensor Material: Brass body with heat-resistant insulated connector Thread Size: 3/8"-18 NPTF Temperature Range: -40°C to 150°C Voltage: 12V–24V system compatible Connector Type: 2-pin flat terminal connector Weight: Approx. 0.15 kg Category: Cooling System Components Shipping: Global Shipping Available | Delivery in 3–5 Days