Sundance®/Jacuzzi® Temperature Sensor O‑Ring – EDPM Teflon Seal (2002+ Sensors) – part #6540‑228

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OEM temperature sensor replacement O‑ring designed for Sundance® and Jacuzzi® spa systems Fits all temperature sensors produced from 2002 onward (models 6600‑166, 6600‑167, 6600‑18 1, 6600‑751) Made of EDPM material with a Teflon coating (0.662 in inner diameter × 0.210 in thickness) for a precise, moisture‑resistant seal Ensures accurate temperature readings and helps prevent leaks around sensor housing Compact, single‑unit design for easy installation or replacement Extends sensor life and maintains reliable spa temperature control Show more