Features: Compatibility: This temperature sensor is a replacement part for spa temperature sensors, compatible with various hot tub models. Designed as a reliable replacement for hot tub heater sensors, it helps maintain the desired water temperature in your spa system. Compatible Models: Suitable for use with 2007+ J-270, J-280, J-355, J-365, and J-375 models; 2005+ J-210, J-220, and J-230, J-200 LED models; 2005–2007 J-325 models; 2004+ J-335 and J-345 models; 2003–2005 Del Sol models; 2002–2003 J-320, J-330, J-340 models; and 2002+ J-300 models. Also fits (2012+), 880 Systems (2005+), 850 Systems (1997–2005), 400, 600, 600-S, 750, 800, and 850 Systems. Compatible with Suncoast (1992), Suntub SVDV Systems (496–498), and 850 Systems (1997+). Replaces 6600-138 and 6600-105 (not shown). Interchangeable with 6600-182 sensor (stainless steel) with box end connectors. For inground spas without a skirt, refer to 6600-169. Additional compatibility includes J-300 LCD Series (2002+), J-350, J-360, J-380 (2002–2003), J-355, J-365, J-375, J-385 (2004–2006), and all J-400 Models (2006–2009). Functionality: This hot tub temperature sensor helps resolve common error codes such as OH or ICE on Sundance spa control panels by accurately monitoring water temperature. Installation: Easy to install. Remove the old temperature sensor from the hot tub, tape the new sensor’s wire to the old one, and pull it through to the control board. Secure connections properly to ensure proper operation. Specifications: Part Name: Temperature Sensor Part Number: 6600-167 Material: Non-woven fabric Color: Black Package Contents: 1 x Temperature Sensor Note: The package includes only the items listed above. Other accessories are not included. Due to lighting effects and monitor settings, the actual color of the item may vary slightly from images. Measurement tolerances allow for a variance of +/- 1–3 cm.