Description
Reliable hi-limit protection for Sundance and compatible spas
The SENSOR HI LIMIT NEW BOXEND STYLE (SD6600110) is a direct-fit hi-limit and temperature sensing assembly designed for Sundance Spas and compatible Suncoast/Jacuzzi systems. Engineered as a straightforward replacement part for common spa packs, this sensor restores over-temperature protection and reliable temperature feedback so your spa heater and control system operate safely and predictably.
Key Features
Dual function: temperature sensing plus hi-limit over-temperature protection.
Box-end connector: box-end style connectors for direct compatibility with Sundance control harnesses.
Probe size: 1/4" probe diameter, matching common OEM sensor dimensions.
Long two-conductor lead: supplied with a long two-conductor cable commonly sold around 7 ft (84–96 in) to reach control locations.
OEM references: listed as SD6600-110 (also referenced as 6600-110) and noted as a replacement for several earlier Sundance/Jacuzzi part numbers.
Model fitment: documented to fit multiple Sundance/Suncoast models including 800, 600, 600-S, 600-DX, 400 and legacy Suncoast systems.
Replacement quality: manufactured to meet or exceed standard replacement specifications for dependable field performance.
Why technicians and owners choose this sensor
This hi-limit sensor is chosen for its straightforward compatibility and proven form factor. It provides a quick swap-in replacement to restore safety shutdown and accurate temperature control without modifying the spa wiring. Contractors and owners appreciate the box-end connector and common probe size for fast install, and the long pre-attached lead reduces routing hassles. When you need a dependable, OEM-referenced hi-limit sensor for Sundance or compatible spa packs, SD6600110 delivers a practical, service-friendly solution.
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