System Sensor D4120 4-wire Photoelectric and 50 similar items

System Sensor D4120 4-wire Photoelectric Duct Smoke Detector Product Overview The InnovairFlex D4120 4-wire photoelectric duct smoke detector features a pivoting housing that fits both square and rectangular footprints and mounts to round or rectangular ductwork. This unit senses smoke in the most challenging conditions, operating in airflow speeds of 100 to 4,000 feet per minute, temperatures of ?4F to 158F, and a humidity range of 0 to 95 percent (noncondensing). A plug-in sensor head offers improved false alarm immunity and simple installation, testing, and maintenance. An improved cover design isolates the sensor head from the low-flow feature for simple maintenance. Main Features 4-Wire Photoelectric, integrated low-flow technology Versatile mounting options: square or rectangular configuration IncreasedWiring space with a newly added " conduit knockout Plug-in sensor offers superb false alarm immunity and the latest sensor technology Broad ranges for operating temperature (?4F to 158F) and humidity (0% to 95% non-condensing) Patented sampling tube installs from front or back of the detector with no tools required Increased wiring space with a newly added -inch conduit knockout One easy-access Test/Reset button and improved LED status Patented interconnect feature for multi-fan shutdown New high contrast terminal designations Name: System Sensor D4120 4-Wire Photoelectric Low-Flow Duct Smoke Detector, 24VDC/120VAC, (Replaces DH100ACDCLP) Category: System Sensor, Fire, Fire Detection Devices Accessories, Duct Beam Smoke Detectors UPC Code: 783863034411 Country of Origin: . Country of origin is subject to change. ADI Part Number BK-D4120 Application/Usage Air Duct Protection Brand Name System Sensor Country of Origin MX Manufacturer Honeywell International, Inc Manufacturer Part Number D4120 Product Line InnovairFlex Product Model D4120 Product Name InnovairFlex D4120 Smoke Detector Product Series InnovairFlex Product Type Smoke Detector Connectivity Technology Wired Detectable Medium Smoke Sensing Technology Photoelectric Certifications Standards UL Listed UL Listed Yes Per appliance tone selection of: 520 Hz Horn, Broadband Horn, Bell, Chime, High/Low, Slow Whoop, or Siren; selected using an on-board DIP Switch Item is NEW OPEN BOX Item comes exactly as pictured. If it is not in the picture, it does not come with the item unless stated in the description. You may not receive the exact unit pictured, but one in similar condition. Check compatibility with your system. We are not responsible for incompatibility or improper installation. 20% RESTOCKING FEES AND SHIPPING WILL BE CHARGED. IF ITEM IS FUNTIONAL OR INCOMPLETE. Your feedback is extremely important to us! If you are satisfied with our service please take the time to give us positive feedback. We tremendously appreciate it! We strive for your complete satisfaction. Likewise, if you have any issues, please contact us first, and we promise we will do our best to satisfy your needs and solve the problem. If we resolve your problem, we kindly ask you to still leave us positive feedback. Your kindness will be extremely appreciated!