Connection
- Glue-in adapter for 1", 1¼", 1½" and 2" CPVC tees.
- Directional cover shows flow direction.
CPVC Waterflow Detector
Safe Signal WFDNFS Waterflow Detector
WFDNFS — glue-in CPVC tee adapter 1" to 2", NEMA 4 / IP54, 32°F to 150°F
WFDNFS Waterflow Detector from Safe Signal is part of the WFDNF Series, with a glue-in adapter for 1" to 2" CPVC tees, a NEMA 4 rated enclosure and operation from 32°F to 150°F indoors and outdoors.
Manufactured by
Safe Signal
Safe Signal WFDNFS Waterflow Detector
Review the confirmed product information, including description, features, benefits, and applications.
The WFDNFS Waterflow Detector from Safe Signal is part of the WFDNF Series and features a NEMA 4 rated enclosure that is more damage-resistant than traditional metal designs.
It is designed for indoor and outdoor use within a temperature range of 32°F to 150°F. The WFDNFS model includes a glue-in adapter for CPVC tees and is designed for accuracy and ease of installation.
Enclosure & Environment
- UL-listed models with NEMA 4 / IP54 rating.
- Lightweight, corrosion-resistant, unpainted plastic cover that minimizes shock hazard and arcing.
- Operating temperature range: 32°F to 150°F.
Switching
- Dual SPDT (Form C) synchronized switches in a durable terminal block.
- Switch synchronization activates alarm panel and local bell/horn strobe.
- Visual and audible (73 dBA) switch activation.
- Accommodates up to 12 AWG wire with wire-ready terminals.
Service & Security
- Sealed retard mechanism resistant to dust and contaminants.
- Field-replaceable timer/switch assembly.
- Tamper-resistant cover screws and snap-in optional cover tamper switch.
CPVC Installation
Simplified installation on CPVC fire sprinkler tees.
Repeatable Detection
Repeatable detection even under vibration or pressure surges.
Fewer False Alarms
Mechanical time delay and sealed retard mechanism reduce false alarms.
Operator Safety
Corrosion-resistant, non-conductive design supports long life and operator safety.
WFDNFS waterflow detectors provide waterflow detection for alarm activation in CPVC sprinkler systems.
CPVC Sprinkler Systems
Fire sprinkler systems using 1" to 2" CPVC tees.
Riser Installations
Risers exposed to vibration or water inrush.
Alarm Monitoring
Waterflow detection for alarm activation and system monitoring.
Need support with this waterflow detector?
Share your CPVC tee size, installation environment, and alarm circuit details, and our MEP team will support you with the suitable product information.
Other Products in Waterflow Detectors
Explore other products available within the same product category and open each page for complete technical details.
Safe Signal WFDEXP Explosion Proof Waterflow Detector
View confirmed product details and technical information for Safe Signal WFDEXP Explosion Proof Waterflow Detector.
Safe Signal WFDNFT Waterflow Detector
View confirmed product details and technical information for Safe Signal WFDNFT Waterflow Detector.
Safe Signal WFDEN Series Waterflow Detector
View confirmed product details and technical information for Safe Signal WFDEN Series Waterflow Detector.
Safe Signal WFDTN Series Waterflow Detector
View confirmed product details and technical information for Safe Signal WFDTN Series Waterflow Detector.
Safe Signal WFDN Series Waterflow Detector
View confirmed product details and technical information for Safe Signal WFDN Series Waterflow Detector.