Thermistor Replacement for : 618548 thermistor compatible for rv refrigerator and 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 thermistor is made of quality materials which is more high temperature resistance. 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 new 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: Package Contents: 1 x 618548 Thermistor Assembly Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.