Arctic Spa Pack Gecko Temp Sensor 3 8"x10' Cable 4 Pin 9920 4001 2559 355 1000 gecko alliance Built for dependable pool water polaris 280 tanktrax parts diagram Built for dependable pool water filtration This kit helps restore proper function when original parts are worn 📋 Installation Notes: • Turn off power to the spa before replacement • Remove the old sensor and route the new cable in the same location • Secure all connections firmly and keep the sensor seated properly • Restore power and check that the displayed temperature is accurate 💡 A failing temp sensor can cause incorrect temperature readings It helps monitor water temperature so the control pack can maintain accurate heating and spa operation