Silent Knight SK-DUCT-W. Intelligent Duct Smoke Detector.

The Silent Knight SK-DUCT-W Intelligent Duct Smoke Detector is a high-performance air duct detection device designed to monitor and control the spread of smoke in HVAC systems. Detecting smoke in ventilation ducts helps ensure early warning and immediate response during fire emergencies. This intelligent detector integrates seamlessly with Silent Knight’s addressable fire alarm control panels, allowing accurate monitoring and fast communication across the system.

Built for reliability, the SK-DUCT-W combines advanced sensing technology with a rugged, easy-to-install housing. Its precision sampling tubes and efficient airflow design make it ideal for commercial, institutional, and industrial applications where air handling systems play a critical role in life safety.

Key Features of the Silent Knight SK-DUCT-W

The SK-DUCT-W delivers dependable performance and flexibility to meet demanding fire protection requirements:

• Intelligent addressable design ensures accurate communication with Silent Knight control panels.

• Advanced photoelectric smoke sensing provides reliable smoke detection in HVAC ducts.

• Clear cover allows quick visual inspection of the sampling chamber and LED indicators.

• Field-replaceable detector head simplifies maintenance and testing.

• Remote test and reset capability enhances safety and convenience.

• Durable construction ensures long-term performance in challenging environments.

• Compatible with both 1.5-inch and 2.5-inch sampling tubes for installation versatility.

• UL listed and designed in compliance with NFPA 72 and UL 268A standards.

Together, these features guarantee continuous protection and help minimize downtime in any fire alarm system.

Applications

The Silent Knight SK-DUCT-W Intelligent Duct Smoke Detector is suitable for a wide range of environments where monitoring air movement is essential to fire safety, including:

• Commercial and office buildings

• Educational institutions

• Healthcare facilities

• Industrial and manufacturing plants

• Retail centers and warehouses

In all these settings, the SK-DUCT-W enhances fire alarm system performance by detecting smoke within HVAC ducts before it spreads into occupied areas.

Installation Benefits

Because the SK-DUCT-W is engineered with installer efficiency in mind, it includes features that simplify both setup and service. Its hinged, clear cover provides easy access to internal components for testing and cleaning. Furthermore, the detector head can be removed without disconnecting the duct housing, saving valuable time during maintenance. The terminal layout is clearly labeled, which minimizes wiring errors and speeds up installation.

Additionally, the SK-DUCT-W’s remote test function allows technicians to verify detector operation without opening the duct housing, ensuring convenient system maintenance and compliance with fire codes.

Reliable System Integration

When integrated into a Silent Knight intelligent fire alarm system, the SK-DUCT-W ensures precise communication and dependable operation. Its addressable technology allows system monitoring to pinpoint specific detector locations, enabling faster diagnostics and targeted response during alarms or maintenance procedures.

Download the Specification sheet in *.PDF format