The Raypak 010787F Water Temperature Sensor is designed to accurately monitor the temperature of water in HVAC systems. This compact sensor measures 1" in length, width, and height, making it easy to integrate into various systems. It operates within a temperature range of 20°F to 60°F, providing precise readings essential for maintaining optimal performance in heating and cooling app... https://www.usapoolshop.com/010787f-raypak-water-temperature-sensor