Why Choose Hot Tub Things?
Authentic & Genuine Products: Never knockoffs or expired inventory
Competitive Pricing: Best value for premium spa care products
Expert Customer Support: Our team knows hot tubs inside and out
Great Everyday Value: Strong fit and quality without OEM pricing
Satisfaction Guaranteed: Thousands of happy spa owners nationwide
Fast Free Shipping: Free shipping on orders $100+ (see terms)
Available in stock (213)
Sundance® Spas Extended Tip Temperature Sensor – Replaces 6600‑533 (2022+) – part #6600‑551
-
OEM extended-tip temperature sensor with a 3-pin connector and 2-wire design, used in modern Sundance®/Jacuzzi® spa control systems.
-
Introduced February 9, 2022, as the replacement for recalled part #6600‑533.
-
Precision-engineered to provide accurate water temperature readings for proper spa operation.
-
Designed for use in 680, 780, 880, and 980 Series Sundance spas built after Feb 2022—as well as select J-200 to J-500 Jacuzzi models from April 2015+.
-
Does not include O-ring (part #6540‑228) — O-ring must be purchased separately.
-
Essential component for maintaining correct water temperature control and safe spa performance.

