Jacuzzi® Temperature Sensor – 12′ Cable w/ Box-End Connector – Replace – Hot Tub Things Skip to content

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  • OEM temperature sensor designed for Jacuzzi® and Sundance® spa systems using a box-end connector.

  • Includes a 12-foot cable, allowing flexible routing to the control board without extensions or splicing.

  • Stainless-steel sensor head delivers precise water temperature readings and reliable performance.

  • Compatible with Jacuzzi® J‑300 and J‑400 Series spas (2002–2006) and Sundance® 880 Series (2005+) systems.

  • Also fits older Sundance models from 1992 onward and replaces legacy sensors including 6600‑105, 6600‑134, and 6600‑138.

  • Installs into the filter reservoir; requires O‑ring part #6540‑228 (sold separately).

  • Plug-and-play installation using the factory-style box-end connector—no wiring skills needed.

  • Ensures accurate temperature control and communication with spa controls and safety systems.