Extensive Model Compatibility: This thermistor is designed to fit a wide range of for RV refrigerators, including models N610, N611, N621, N622, N641, N642, NX611, NX641, NXA641, N811, N821, N822, N841, N842, N843, NX811, NX841, NXA841, 962, 963, 9162, 9163, 9182, 9183, 2117, and 2118. Advanced Temperature Sensitivity: The 618548 RV refrigerator thermistor offers precise temperature monitoring, detecting fluctuations with 1% accuracy. It acts as an intelligent temperature butler, ensuring your food remains fresh and safe by maintaining a stable cooling environment. Robust and Reliable Construction: Crafted with heat- and bend-proof materials, this thermistor is encased in a waterproof shell, making it ideal for the demanding conditions of RV travel. It has been rigorously tested for moisture resistance and durability to reliable performance. Energy Efficiency: Designed to optimize power usage without compromising on cooling efficiency, this thermistor helps maintain ideal temperatures while reducing energy costs. It's an eco-friendly solution that ensures your refrigerator runs efficiently, even on long trips. Color:As Shown Material:Plastic+Metal Package Contents: 1 * 618548 Thermistor 1 * RV Refrigerator Clip 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.