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The Honeywell Home Intrusion FP280 is a flood probe designed to detect the presence of water at or near floor level. It connects to compatible security and environmental monitoring panels to trigger an alert when moisture is sensed. The FP280 is finished in white to blend with residential and light commercial installations. Licensed alarm installers and security technicians are the primary trade professionals who specify and install this probe as part of a broader intrusion or environmental monitoring system.
The FP280 flood probe is suited for residential and light commercial applications where water intrusion detection is required. Common install locations include mechanical rooms, utility closets, laundry areas, basements, and near water heaters or HVAC drain pans. It pairs with security panels that accept a wired zone input for environmental sensors. The probe mounts at floor level to maximize detection sensitivity when water begins to accumulate.
Designed as an OEM-style replacement or addition for wired security and environmental monitoring systems that support a dedicated flood or water detection zone input.
Installation should be performed by a licensed alarm or low-voltage technician in accordance with applicable local codes. Power down or disarm the panel before wiring the probe to the zone terminals. Position the probe flat on the floor surface so the sensing element maintains contact with any accumulated water. Follow the panel manufacturer's zone programming instructions to configure the input as a water or environmental zone type.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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