Enhance the performance of your Jandy® and Zodiac® systems with the Optimum Technologies Replacement Temperature Sensor. This high-quality sensor is engineered to provide accurate temperature readings for water, air, and solar applications, ensuring your pool and spa systems operate seamlessly.
Designed specifically as a replacement for the Jandy® 7790, this sensor boasts a reliable 10K Ohms thermistor for precise monitoring. Compatibility with Zodiac®, Jandy®, and Polaris® controls makes it a versatile addition to your existing setup, enabling efficient control of your automated systems.
- Compatible with various Jandy® and Zodiac® temperature control systems
- Accurate 10K Ohms thermistor for reliable readings
- Supports three temperature measurement points: water, air, and solar
- Easy installation in a 3/8″ drilled hole in pipes
- Versatile use for air temperature sensing and solar panel applications
For use with:
- 7784 — Air/Solar Temperature Sensor Kit, 15 ft.
- 7786 — Air/Water/Solar Temperature Sensor Kit, 50 ft.
- 7790 — Air/Water/Solar Temperature Sensor Kit, 15 ft.
- 7791 — Air/Water/Solar Temperature Sensor Kit, 125 ft.
*NOTE: This item is NOT compatible with the following:
- 5089 — Jandy® JI Series & Older AquaLink® Water Temperature Sensor (2-Wire).
- The 2000/4000/8000 Water Temperature Sensor (Single),
- AquaLink® +T, RC & Ji Series, which measures 1K ohms
- 4019 — Water Temperature Sensor (Double) 4-Wire.
Upgrade your pool’s efficiency and monitoring capabilities with the Optimum Technologies Replacement Temperature Sensor, the perfect solution for maintaining an ideal aquatic environment all year round.








