.The Asurity WS‑1 Wet Switch Flood Detector is a solid-state moisture detection device designed to help prevent flooding caused by condensate overflow in HVAC systems. Installed in or near condensate drain pans, the sensor detects the presence of water and shuts down the connected HVAC equipment to prevent property damage. It is commonly used in residential and commercial HVAC applications to provide early warning and automatic system protection against leaks and water accumulation.