Norcold Inc. Refrigerators 621737 Thermocouple Interrupter FULLY DEVELOPED STRUCTURE - Constructed from industrial grade and quality coated materials. Assembled to provide every user with the advantage of mobility and functionality. UNIT COMPATIBILITY - Developed to offer complete compatibility with a variety Norcold refrigerator makes and models. Offers precision fitting for secured attachment to prevent damage. ORIGINAL EQUIPMENT MANUFACTURER - This replacement part is a guaranteed OEM part designed to deliver you with a reliable and high-performing product. SUPPLIES AND PARTS FOR MOTORHOMES - This item is an original product of Norcold. A full line of Norcold accessories and replacement parts are also available.