Check the listing for details. for Jacuzzi Sundance Spa Temperature Sensor Curled Finger Temp Sensor 6600-166. Color: Red, Condition: New. Listed at 24.89 USD. for Jacuzzi Sundance Spa Temperature Sensor Curled Finger Temp Sensor 6600-166Fitment:Fit for Sundance Spas and Jacuzzi Hot Tub. Temp Sensor 6600-166 is a reliable hot tub heater sensor designed to ensure your spa system runs at the desired temperature Temp Sensor Use for Jacuzzi Hot Tub -- 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, J-345 Models, 2003-2005 Del Sol Models, 2002-2003 J-320, J-330, J-340 Models, 2002+ J-300 Temp Sensor Use for Sundance Spas -- 2012+ 680 Peyton, 2011+ Select Series 2008+ 680 Denali, Tacoma; 780 Dover 2008-2012 680 Burlington model with or without a Circ Pump 2007+ Hamilton, Chelsee, Certa and Camden 2007 Metro, Solo, and 680 Models 2006 Caprio, Metro, Solo, and 680 Models 2006 Palermo, Bahia and Cayman 2005 850E Models 2005 780, fits Sweetwater and Del Sol Models (with curled finger connections) Temperature Sensor Use for Sweetwater Series -- 1998-2004 Sweetwater Series and Portofino Series: (Caprio, Metro and Solo) All Lx-10 and LX-15 Systems used by Sundance All 1998-2007 701, 724 Systems (with curled Finger Connectors) Winchester, Kensington Spas Replaces 6600-070, 6600-071 6600-104. 6600-166 Temperature Sensor Use for -- All Bahia, Burlington, Caprio, Cayman, Camden, Certa, Chelsee, Denali, Dover, Hamilton, Hartford, Hawthorne, Metro, Palermo, Solo, Tacoma. Fit for Circuit Boards: 6600-286, 6600-287, 6600-288, 6600-289 and older versions of the circuit boards: 6600-082, 6600-084, 6600-086, 6600-087, 6600-088, 6600-089. Fix erro code: "SN-2", three dashed lines("watchdog"), rapidly changing temperature or wildly inaccurate displays. Features: 1) This Temperature Sensor fits for the following Circuit Boards: 6600-720, 6600-726, 6600-722, 6600-724, 6600-286, 6600-287, 6600-288, 6600-289, 6600-082, 6600-084, 6600-086, 6600-087, 6600-088, 6600-089. Replacement part number: 6600-070, 6600-071, 6600-104 2) A defective temperature sensor might cause the problem of rapidly changing temperature or wildly inaccurate displays. Replacing the temperature sensor can help fix the problem and ensure proper operation of your hot tubs 3) It is long enough to go from the sensor location to the control box. When installing, cut the sensor head off, tape the new sensor wire to the old wire, and pull it all the way through Package included:6600-166 Temperature Sensor