{"product_id":"cat-165-6634-111-3794-coolant-level-sensor","title":"CAT 165-6634 111-3794 Coolant Level Sensor | Caterpillar 3508 3512 3516 Parts","description":"\u003ch2\u003e165-6634 111-3794 Caterpillar Coolant Level Sensor\u003c\/h2\u003e\n\u003cp\u003eOEM-grade engine coolant level sensor (Part No. 165-6634 \/ 111-3794) engineered specifically for Caterpillar 3500 series large-bore diesel engines, including 3508, 3512, and 3516 configurations. Installed directly into the radiator expansion tank or surge tank to continuously detect coolant fluid levels. Transmits real-time alert signals to the engine monitoring control panel and Electronic Control Module (ADEM \/ ECM), warning operators of low coolant conditions to prevent catastrophic cylinder head cracking, severe thermal stress, and engine overheating.\u003c\/p\u003e\n\u003ch3\u003ePart Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Numbers:\u003c\/strong\u003e 165-6634 (1656634), 111-3794 (1113794)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Caterpillar (CAT)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent:\u003c\/strong\u003e Engine Coolant Level Sensor (Sensor GP-Coolant Level \/ Sensor AS-Level)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New \/ OEM Replacement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnector Type:\u003c\/strong\u003e Weather-Sealed Multi-Pin Electrical Connector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e China\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHS Code:\u003c\/strong\u003e 9026.10\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Heavy-Duty Engine Cooling System \u0026amp; Protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatible Caterpillar Engine Models\u003c\/h3\u003e\n\u003cp\u003eEngineered for high-horsepower Caterpillar commercial, marine, industrial, and generator set platforms, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCaterpillar 3500 Series:\u003c\/strong\u003e 3508, 3508B, 3512, 3512B, 3512C, 3516, 3516B, 3516C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Marine Propulsion \u0026amp; Auxiliary Power, Diesel Locomotive Power, Heavy Mining Trucks, Petroleum Pumping Units, and Standby \/ Prime Diesel Generator Sets\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003ePlease verify engine serial number and terminal connection before ordering.\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCross-Reference \u0026amp; Alternate Part Numbers\u003c\/h3\u003e\n\u003cp\u003e165-6634 | 1656634 | 111-3794 | 1113794 | 239-9957 | 2399957 | 430-9449 | 4309449 | 362-2913 | 3622913 | CAT1656634\u003c\/p\u003e\n\u003ch3\u003eWhy Choose Us?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGlobal B2B wholesale supply for heavy equipment fleets and rebuild facilities\u003c\/li\u003e\n\u003cli\u003eCompetitive bulk tier pricing and reliable inventory availability\u003c\/li\u003e\n\u003cli\u003eRigorous thermal shock, vibration, and liquid seal testing\u003c\/li\u003e\n\u003cli\u003eFast worldwide air express and ocean freight dispatch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNeed bulk pricing or a custom quote?\u003c\/strong\u003e \u003ca href=\"\/pages\/contact\"\u003eSubmit an RFQ →\u003c\/a\u003e\u003c\/p\u003e","brand":"Caterpillar","offers":[{"title":"Default Title","offer_id":56501311307942,"sku":"CAT-165-6634","price":20.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0740\/6655\/9142\/files\/CaterpillarCAT3126EngineCoolantLevelSensor165-6634.webp?v=1779275626","url":"https:\/\/motorpartshub.online\/products\/cat-165-6634-111-3794-coolant-level-sensor","provider":"Motor Parts Hub","version":"1.0","type":"link"}