Thermistor Replacement for Norcold: 618548 thermistor compatible for Norcold rv refrigerator and camper fridge modles N611, N621, N641, N811, N821, N841, N61X, N62X, N64X, N81X, N82X, N84X, N622, N642, N643, N810, N811, N822, N842, N843, 962, 963, 9162, 9163, 9182, 9183, 2117, 2118. High Sensitivity: Upgrade rv fridge thermistor can more accurately sense the temperature changes inside the refrigerator and accurately control and adjust the temperature, fix abnormal refrigerator temperature problems. Provide a better protection for your food preservation. Excellent Quality Thermistor: Fit for Norcold thermistor is made of quality materials which is more high temperature resistance. ensure a quieter, more stable, long-lasting effective performance for your refrigerator, and longer service life. Easy to install: Simply unplug the old thermistor and insert the one on it's place. Be sure to disconnect the power and water supply of the refrigerator before installing the replacement part. The actual product may have slight color difference or difference, which will not affect the use Material: Plastic Color: As shown Package Contents: 1 x 618548 Thermistor Assembly