Air Products and Controls Duct Smoke Detector RWJ-N with 2.5ft tubes (Closeout Special)(F)
***NEW OLD STOCK, DOES NOT COME WITH ORIGINAL BOX***
The RWJ-N is a model from the RWJ Series of duct smoke detectors manufactured by Air Products and Controls Inc. (APC), a company specializing in fire and life safety products, including HVAC duct smoke detection systems. This is distinct from the industrial gases company Air Products and Chemicals, Inc. (APD). Product Overview Type: 4-wire ionization duct smoke detector designed for early detection of smoke in HVAC duct systems. Model : RWJ-N: Ionization sensor (uses radioactive material to detect smoke particles). Purpose: Monitors air ducts in commercial and industrial buildings to detect smoke, trigger alarms, and control HVAC systems (e.g., fan shutdown) to prevent smoke spread. Compliance: Meets UL 268A standards for duct smoke detectors; suitable for use in fire alarm systems.
