The Sundance Hi Limit Sensor 6600‑068 is a reliable replacement safety component designed to protect your spa from overheating conditions. This high‑limit sensor monitors the water temperature and signals the control system when temperatures exceed safe limits, preventing the heater from continuing to run and safeguarding spa components and users. It features curled finger terminals and a long harness for flexible installation.

• Hi Limit Sensor with Curled Finger Terminals — Detects excessive water temperature and interrupts heater operation to prevent overheat conditions.
• Long Cable Harness — Provides 7 ft 5 in (approximately 89″) cable with connector or curled finger style leads for installation versatility.
• Direct Replacement Fit — Matches original Sundance/Sweetwater/Jacuzzi sensor specifications and replaces older part numbers such as 6600‑129.
• Durable Construction — Designed for use in wet environments and capable of long‑term reliable performance. 
• Critical Safety Component — Essential for proper temperature regulation and heater protection in spa systems. 
• Compatibility —Compatible with many Sundance, Sweetwater, Portofino, Solo, 680, 780, and Jacuzzi models equipped with curled finger style connections. Always verify your specific spa model and sensor type before ordering.
• Part no. 6600‑068

Why choose this product?
This hi‑limit sensor helps maintain safe spa operation by preventing overheating and protecting key components. Replacing a worn or faulty hi‑limit sensor restores correct temperature monitoring and helps eliminate overheat error conditions, ensuring safer and more reliable performance.