Features: Compatibility: This temperature sensor is a replacement part for spa temperature sensor, compatible with various hot tub models. Designed for reliable performance, this temp sensor helps maintain the desired water temperature in your spa system. Compatible Models: - J-270, J-280, J-355, J-365, J-375 (2007 and newer) - J-210, J-220, J-230 (2005 and newer) - J-200 LED Models - J-325 (2005–2007) - J-335, J-345 (2004 and newer) - Del Sol Models (2003–2005) - J-320, J-330, J-340 (2002–2003) - J-300 Series (2002 and newer) - J-350, J-360, J-380 (2002–2003) - J-355, J-365, J-375, J-385 (2004–2006) - All J-400 Models (2006–2009) - 880 Systems (2005 and newer) - 850 Systems (1997–2005 and 1997 and newer) - 400, 600, 600-S, 750, 800, and 850 Systems - Suncoast (1992) - Suntub SVDV Systems (496–498) Replaces: #6600-138, 6600-105, and interchangeable with 6600-182 (stainless steel) with box end connectors. For inground spas without a skirt, refer to model 6600-169. Function: This hot tub temperature sensor helps resolve common error codes such as OH or ICE on compatible spa control panels. Installation: Easy to install. Remove the old sensor and connect the new sensor by splicing the wires. Route the wire back to the control board following manufacturer guidelines. Specifications: - Part Name: Temp Sensor - Part Number: 6600-166 - Material: Non-woven fabric - Color: Black Package Contents: 1 x Temp Sensor Note: The package includes only the temp sensor. Other items are not included. Due to lighting and display differences, the actual color may vary slightly from the image. Measurement may vary by +/- 1–3 cm.