System Sensor D4120 Duct Smoke Detector 4 Wire
The System Sensor D4120 Duct Smoke Detector 4 Wire provides reliable detection of smoke in HVAC ducts. This device is crucial for preventing the spread of smoke and fire through a building’s air system, offering early warning to protect occupants and minimize damage. It’s designed for use in commercial and industrial settings, providing dependable smoke detection while complying with the latest safety standards.
Key Features:
- Model Number: D4120
- Product Type: Duct Smoke Detector
- Power Supply: 24V DC
- Wiring Configuration: 4-wire system for easy integration into existing fire alarm systems.
- Sensitive Detection: Equipped with advanced smoke sensing technology for accurate, early smoke detection.
- Adjustable Sensitivity: The detector features adjustable sensitivity levels, allowing customization based on the environment.
- Compatibility: Compatible with most fire alarm control panels, ensuring flexible installation options.
- Maintenance Alerts: Provides maintenance alerts to keep the system running optimally.
- Compliance: Meets UL standards for smoke detectors, ensuring high-quality performance and safety.
Applications:
- Commercial Buildings: The D4120 is ideal for offices, shopping malls, and other commercial properties where smoke can spread through the HVAC system.
- Industrial Facilities: Factories and warehouses benefit from its ability to detect smoke early and prevent widespread damage from fires.
- Hotels and Hospitals: These environments require fast smoke detection in HVAC ducts to protect guests and patients.
- Schools and Universities: The detector helps ensure that smoke doesn’t spread through ventilation systems in large educational facilities.
Benefits:
- Early Detection: The D4120 provides early warning to help mitigate the spread of smoke and fire through air ducts.
- Customizable Sensitivity: You can adjust the detector’s sensitivity to match the specific conditions of your building.
- Easy Integration: The 4-wire system allows quick integration with most fire alarm systems.
- Reliable Performance: This detector offers consistent and dependable performance, ensuring safety at all times.
- Maintenance Monitoring: Alerts for maintenance keep the system functioning properly, preventing unexpected failures.



