Replacement for 629409: This thermistor sensor is meticulously designed to match the specifications and functionality of for the 629409 model, ensuring a for your RV refrigerator models including N611, N621, N641, N811, N821, and N841 series. Enhanced Waterproof Design: Engineered with a robust, moisture- casing, this thermistor sensor offers superior protection against condensation and humidity, which are common in varying RV environments, thus enhancing the durability and reliability of your refrigerator. Precision Temperature Sensing: Equipped with ultra-sensitive detection technology, this thermistor sensor provides precise temperature readings, ensuring your RV refrigerator operates efficiently and maintains optimal cooling performance to keep your food fresh and safe. and Reliable Construction: Constructed using high-quality thermistors and advanced semiconductor components, this sensor is built to withstand the rigors of RV travel, offering dependable performance and an extended lifespan, even under frequent use and harsh conditions. Easy Installation Process: This plug-and-play replacement sensor is designed for quick and easy installation, allowing you to effortlessly replace your old sensor without the need for professional help. Color: As Shown Material: Plastic+Electronic Component Package Contents: 1 * 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.