Features: 1.Applicable Model: Temp monitor control kit is replacement for Norcold 2118 and 1210 Series, please confirm whether your model is applicable before buying. 2.OE Number: The part number of temperature monitor for reference is 637360, please confirm whether it is consistent with the OE you need. 3.Function: This temp monitor control kit detects improper operation of the cooling unit by monitoring the boiler surface temperature. 4.Ensure Safety: Protect your RV refrigerator from potential fires by detecting boiler temperatures, providing reliable performance and peace of mind with a long service life. 5.Easy Installation: Quickly restores the safety and functionality of your refrigerator with simple plug and pull operation and direct replacement of old controllers. Specification: Item Type: Temp Monitor Control Kit OE: 637360 Function: Detect improper operation of cooling unit by monitoring boiler surface temperature Fitment: Replacement for Norcold 2118 Series And 1210 Series With Non Recall Serial Number Refrigerators Note: Please double check the part number and fitment of your item, matching information is for reference only.