System Sensor WFD25N
System Sensor WFD25N
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The System Sensor WFD25N is a mechanical waterflow detector for wet-pipe fire sprinkler systems, installed directly on the sprinkler riser to sense water movement in the pipe and signal a connected fire alarm control panel. It's housed in a rugged, NEMA 4-rated enclosure suitable for both indoor and outdoor mounting locations.
Key Features
- Mechanical vane-type waterflow detection for wet-pipe sprinkler systems
- NEMA 4-rated enclosure for indoor or outdoor installation
- Clamp-style mounting for direct installation on the sprinkler riser
Technical Specifications
- Operating temperature range: 32°F to 150°F
- Compatible pipe schedule sizes: 2 inches through 4 inches
Certifications
- UL listed waterflow detector for fire sprinkler system supervision

