Add to Cart Quick view SALE Jacuzzi Hot Tubs Sensor, Temp, J-Series, Curled Finger, with out O-Ring $89.95 $46.95 Temperature Sensor This sensor is used primarily in the Jacuzzi J-Series systems, however it was also used in the Sundance 1998 701, 724, 2005 780/850E, 2006 780/680 systems as well. Add to Cart Add to Wishlist