{"product_id":"40-974-graded-sensor-air-temperature-fit-for-thermo-king-slx400-csr40-40-871","title":"40-974 Graded Sensor Air Temperature Fit for Thermo King SLX400 CSR40 40-871","description":"\u003ch2\u003eGraded Sensor Air Temperature for Thermo King\u003c\/h2\u003e\u003cp\u003eThis graded sensor air temperature for Thermo King units provides accurate air temperature feedback for the SLX400 and CSR40 series, serving as a replacement for the 40-974 and 40-871 sensor references. It maintains reliable temperature inputs to the controller, supporting efficient refrigeration operation.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis 40-974 graded sensor air temperature replacement part measures the temperature of circulating air and transmits that data to the Thermo King microprocessor. It is engineered for Thermo King SLX400 and CSR40 units, providing consistent readings that help regulate cooling cycles. This sensor is intended for commercial refrigeration systems using the 40-974 or 40-871 cross-reference.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eGraded thermistor element delivers precise resistance changes for dependable temperature data\u003c\/li\u003e\n\u003cli\u003eReplacement design matches the electrical characteristics of the 40-974 and 40-871\u003c\/li\u003e\n\u003cli\u003eSealed construction resists moisture ingress inside the evaporator housing\u003c\/li\u003e\n\u003cli\u003ePlug-and-play connector reduces installation time in the field\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Thermo King SLX400\u003c\/li\u003e\n\u003cli\u003efor Thermo King CSR40\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40-974, 40-871\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensor Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGraded Air Temperature Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Brands\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003efor Thermo King\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this sensor compatible with the original wiring on the SLX400? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, the connector and pin layout follow the standard Thermo King harness for these series, so you can plug it directly into the existing connector. Confirm the number of wires matches your original sensor before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What should I do if the temperature reading seems off after installation? \u003cstrong\u003eA:\u003c\/strong\u003e Check the sensor probe placement and make sure it is not touching the evaporator coil or a metal bracket, as that can skew readings. Also verify that the harness wiring has no breaks or corrosion at the connector.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Part Outfitters","offers":[{"title":"Default Title","offer_id":46611851837626,"sku":"ZZ3F05212","price":59.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/2476\/1786\/files\/s-l1600_17ad243c-d065-49ae-81f3-0100703de4bb.jpg?v=1789011336","url":"https:\/\/partoutfitters.com\/products\/40-974-graded-sensor-air-temperature-fit-for-thermo-king-slx400-csr40-40-871","provider":"Part Outfitters","version":"1.0","type":"link"}