Asurity WS-1 Wet Switch Flood Detector for Secondary Drain Pans, 24VAC Hydrophilic HVAC Flood Detection Shutoff Switch — Open-Box, 56% Off

HVAC FLOOD DETECTOR SWITCH: Automatically turns off HVAC equipment when as little as 1 to 2 drops of water are detected in the secondary drain pan, helping prevent costly water damage to carpets, ceilings, walls, and mechanical systems

HYDROPHILIC PAD WITH STAINLESS STEEL SENSOR ARRAY: Uses advanced capillary action to draw water into a multi-sensor stainless steel array, ensuring quick and accurate detection of even minimal moisture buildup

SOLID-STATE, EPOXY-SEALED ELECTRONICS: Delivers reliable performance in harsh HVAC environments, resisting corrosion and vibration-related failures while fitting neatly into tight drain pan areas

INTEGRATED LED STATUS INDICATOR AND RESET BUTTON: Bright LED confirms when moisture has been detected and the unit is active, while a built-in button allows easy reset after the pad has been dried

SUPPORTS MULTIPLE UNIT CONNECTIVITY: For expanded coverage, this HVAC flood detection switch allows multiple WS-1 switches to be connected in series, protecting larger drain pan areas or multi-zone systems from overflow threats