NEW SYSTEM SENSOR D4120 4-WIRE DUCT SMOKE DETECTOR - NO COVER INCLUDED

The System Sensor D4120 is a 4-wire duct smoke detector designed to sense smoke in HVAC ducts and activate alarms or ventilation systems.

Key Specifications

• Compatibility: Compatible with most fire alarm control panels
• Voltage: 24 VDC
• Type: 4-Wire Duct Smoke Detector
• Mounting: Designed for installation in HVAC ducts
• Current Draw: Standby: 60uA, Alarm: 18mA
• Operating Temperature: 32°F to 120°F (0°C to 49°C)