[Widespread Compatibility]Designed to replace Sundance Spa temp sensor #6600-167, this sensor aligns seamlessly with various models including 2012+ , 2005+ 880 Systems, older 850 Systems, and more. Also serves as a replacement for part numbers 6600-138, 6600-105, and is interchangeable with 6600-182 sensor. [ Model Fit]This temperature sensor is specifically tailored for spas, enhancing models from the 2002+ J-300 LCD series through the 2006-2009 J-400 series. The model-specific design ensures a precise fit for models J-350, J-360, J-380, J-355, J-365, J-375, and J-385, ensuring optimal functionality. [Effortless Installation]Quick and easy to install, this hot tub temperature sensor allows for direct replacement. Simply remove the old sensor, and use the existing wire path to connect the sensor to the control board. The actual product may have slight color difference or difference, which will not affect the use Color: Red Material: Plastic Package Contents: 1 x 6600-167 Spa Temperature 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.