Product Information: The 629409 RV Refrigerator Thermistor Sensor is suitable for refrigerators. Its main function is to measure the temperature changes inside the refrigerator to sense the temperature and control the stability of the refrigerator temperature to the safety of the food in the refrigerator. Compatibility: The 629409 RV Refrigerator Thermistor Sensor is compatible with for 2118 Series Refrigerators, applicable but not limited to the following models: N611, N621, N641, N811, N821 and N841 High Quality: The 629409 RV Refrigerator Thermistor Sensor is made of high-quality thermistors and semiconductor materials. It has high sensitivity and can quickly and accurately detect the temperature inside the refrigerator, so as to make adjustments and protect the performance of the refrigerator. In addition, the outer shell of this resistor is made of waterproof material, which not affect the use of the sensor even in cold and humid environments, and has a long service life. Easy to install: The 629409 RV refrigerator thermistor sensor is very easy to install. You only need to remove the or old sensor and replace it with a one. This process only takes a few minutes. Tips: Before replacing the accessories, please turn off the power of the refrigerator to your personal safety. Please note:the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Color:As Shown Material:plastic Package Contents: 2 * RV Refrigerator Thermistor Sensor 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.