High Quality: The SS3 condensate overflow switch is made of high-quality materials, and the magnetic switch not stick or rust, making it safe, reliable, and stable in performance Water Leak Detector: When excessive water is detected in the pot due to drainage blockage, the emergency shut-off float switch activate and automatically shut off the heating, ventilation, and air conditioning systems to prevent system damage and protect your home The SS3 condensate overflow switch can detect clogged air conditioning drains and automatically shuts down the system to prevent water from overflowing and damaging floors, walls and ceilings Easy to Install: You just need to connect the SS3 switch to the side of the pot and use the nuts to connect the wires to the HVAC system. And the SS3 can be installed on primary or auxiliary drain pan. You can use PTEE tape to connect the adapter for high water tightness, Manufacturer: Akfldms