Silent Knight SK-DUCT-RC
Silent Knight SK-DUCT-RC
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The Silent Knight SK-DUCT is an intelligent air duct smoke detector housing designed to sample airflow inside HVAC ductwork and signal a connected fire alarm control panel when smoke is present. It uses a heavy-duty gray steel back box with a clear cover and a pivoting housing plate that fits both square and rectangular footprints, allowing it to mount on round or rectangular duct sections without a separate adapter.
Key Features
- Heavy-duty gray steel back box with clear inspection cover
- Pivoting housing plate mounts to round or rectangular duct sections
- 3/4-inch conduit knockout with room inside the housing for an optional relay module
Technical Specifications
- Airflow sensing range: 100 to 4,000 feet per minute (0.5-20.32 m/s)
- Operating temperature range: -4°F to 158°F (-20°C to 70°C)
- Humidity range: 0-93% non-condensing
- Rectangular footprint: 14.38 in L x 5 in W x 2.5 in D
- Square footprint: 7.75 in L x 9 in W x 2.5 in D
Certifications
- UL listed intelligent duct smoke detector housing, part of the Silent Knight SK-DUCT family
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