{"product_id":"349-0721-water-temperature-sensor-for-perkins-403c-15-404c-22-404c-22t","title":"349-0721 Water Temperature Sensor for Perkins 403C-15 404C-22 404C-22T","description":"\u003cstrong\u003eThis Water Temperature Sensor 349-0721 is a coolant temperature sensor compatible with Perkins 403C-15, 404C-22, and 404C-22T engines and matches OEM Part# 349-0721.\u003c\/strong\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThis Water Temperature Sensor monitors engine coolant temperature and sends data to the ECU for optimal fuel mixture and cooling fan control. Designed for Perkins industrial engines, it ensures accurate temperature readings to prevent overheating and maintain performance. A direct replacement for part number 349-0721.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePrecision thermistor element for accurate temperature sensing\u003c\/li\u003e\n\u003cli\u003eCorrosion-resistant brass or stainless steel housing\u003c\/li\u003e\n\u003cli\u003eDirect plug-and-play installation with standard thread sizing\u003c\/li\u003e\n\u003cli\u003eCompatible with 12V or 24V electrical systems\u003c\/li\u003e\n\u003cli\u003eMeets OEM specifications for Perkins engine series\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePerkins 403C-15\u003c\/li\u003e\n\u003cli\u003ePerkins 404C-22\u003c\/li\u003e\n\u003cli\u003ePerkins 404C-22T\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCommon Uses\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMonitoring engine coolant temperature in agricultural tractors\u003c\/li\u003e\n\u003cli\u003eTemperature feedback for generator set control panels\u003c\/li\u003e\n\u003cli\u003eReplacing failed sensors on industrial forklifts and construction equipment\u003c\/li\u003e\n\u003cli\u003eOverheat prevention in marine engine applications (if applicable)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e 349-0721\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensor Type:\u003c\/strong\u003e Negative Temperature Coefficient (NTC) thermistor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e 1\/2\" NPT (typical, verify fitment)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnector Type:\u003c\/strong\u003e Two-pin blade connector\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this sensor a direct replacement for the OEM part?\u003cstrong\u003e A:\u003c\/strong\u003e Yes, it matches OEM part number 349-0721 and is designed to directly replace the original sensor on compatible Perkins engines.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What happens if the coolant temperature sensor fails?\u003cstrong\u003e A:\u003c\/strong\u003e A faulty sensor can cause incorrect fuel delivery, poor engine performance, or overheating. Replacing it restores proper temperature monitoring and engine management.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eProduct appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53677981761809,"sku":"ZZ2Z00554","price":43.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/1_9b4836f9-1cfe-48a2-9011-97125003f99d.jpg?v=1781613490","url":"https:\/\/www.duraforce.com\/products\/349-0721-water-temperature-sensor-for-perkins-403c-15-404c-22-404c-22t","provider":"DURAFORCE","version":"1.0","type":"link"}