{"product_id":"water-temperature-sensor-349-0721-for-perkins-403c-15-404c-22-404c-22t-engines","title":"Water Temperature Sensor 349-0721 for Perkins 403C-15 404C-22 404C-22T Engines","description":"\u003ch2\u003eWater Temperature Sensor for Perkins\u003c\/h2\u003e\u003cp\u003eThis water temperature sensor replaces OEM part number 349-0721 for Perkins 403C-15, 404C-22, and 404C-22T engines, providing accurate coolant temperature readings to the engine control system.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe water temperature sensor measures engine coolant temperature and sends a signal to the ECU for proper fuel injection and cooling fan control. Designed for Perkins industrial engines, this sensor ensures optimal engine performance and prevents overheating. Reliable temperature monitoring is critical for engine longevity.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision thermistor element for accurate temperature sensing\u003c\/li\u003e\n\u003cli\u003eRugged brass housing resists corrosion and vibration\u003c\/li\u003e\n\u003cli\u003eDirect plug-and-play replacement for OEM sensor 349-0721\u003c\/li\u003e\n\u003cli\u003eSealed electrical connector prevents moisture ingress\u003c\/li\u003e\n\u003cli\u003eTested to meet OEM specifications for resistance vs temperature curve\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Perkins 403C-15 Engine\u003c\/li\u003e\n\u003cli\u003efor Perkins 404C-22 Engine\u003c\/li\u003e\n\u003cli\u003efor Perkins 404C-22T Engine\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eMonitoring coolant temperature in Perkins industrial engines\u003c\/li\u003e\n\u003cli\u003ePreventing engine overheating in generator sets, pumps, and construction equipment\u003c\/li\u003e\n\u003cli\u003eReplacing failed sensors to restore proper engine management\u003c\/li\u003e\n\u003cli\u003eEnsuring accurate temperature data for emissions control systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e349-0721\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensor Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWater Temperature Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Engines\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePerkins 403C-15, 404C-22, 404C-22T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this sensor a direct replacement for the OEM part? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, this aftermarket sensor is designed to match the electrical and physical specifications of the original Perkins 349-0721 sensor, making installation straightforward.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What thread size does this sensor use? \u003cstrong\u003eA:\u003c\/strong\u003e The sensor typically uses a 3\/8 inch NPT thread, but slight variations may exist. Please verify with your engine's service manual to confirm compatibility.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":44962759016534,"sku":"ZZ2Z00554","price":43.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_841fc9e5-3647-4983-ab8a-2158f9f34d4b.jpg?v=1781613677","url":"https:\/\/www.solidspare.com\/products\/water-temperature-sensor-349-0721-for-perkins-403c-15-404c-22-404c-22t-engines","provider":"Solid Spare","version":"1.0","type":"link"}