{"product_id":"system-sensor-watertight-4-wire-photoelectric-duct-smoke-detector-d4120w-24vdc-120vac","title":"System Sensor Watertight 4-Wire Photoelectric Duct Smoke Detector D4120W, 24VDC\/120VAC","description":"\u003cp\u003eThe System Sensor D4120W is a duct smoke detection product: Watertight 4-Wire Photoelectric Duct Smoke Detector (24VDC\/120VAC). It is intended for fire alarm installers, integrators and facility maintenance teams who need a genuine System Sensor part for new installs, expansions or replacements.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eNEMA Type 4 UL listed for non-hazardous indoor and outdoor applications\u003c\/li\u003e\n\u003cli\u003e4-Wire Photoelectric, integrated low-flow technology\u003c\/li\u003e\n\u003cli\u003eUV Resistant, UL listed housing and cover materia\u003c\/li\u003e\n\u003cli\u003eAir velocity rating from 100 ft\/min to 4,000 ft\/min (0.5 m\/s to 20.32 m\/sec)\u003c\/li\u003e\n\u003cli\u003eVersatile mounting options: square or rectangular configuration\u003c\/li\u003e\n\u003cli\u003ePlug-in sensor offers superb false alarm immunity and the latest sensor technology\u003c\/li\u003e\n\u003cli\u003eBroad ranges for operating temperature (–4°F to 158°F) and humidity (0% to 95% non-condensing)\u003c\/li\u003e\n\u003cli\u003ePatented sampling tube installs from front or back of the detector with no tools required\u003c\/li\u003e\n\u003cli\u003eIncreased wiring space with a newly added ¾-inch conduit knockout\u003c\/li\u003e\n\u003cli\u003eOne easy-access Test\/Reset button and improved LED status\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrand: System Sensor\u003c\/li\u003e\n\u003cli\u003eModel: D4120W\u003c\/li\u003e\n\u003cli\u003eProduct Line: InnovairFlex\u003c\/li\u003e\n\u003cli\u003eProduct Model: D4120W\u003c\/li\u003e\n\u003cli\u003eProduct Type: Smoke Detector\u003c\/li\u003e\n\u003cli\u003eConnectivity Technology: Wired\u003c\/li\u003e\n\u003cli\u003eDetectable Medium: Smoke\u003c\/li\u003e\n\u003cli\u003eMaximum Air Velocity: 20.32 m\/s\u003c\/li\u003e\n\u003cli\u003eSensing Technology: Photoelectric\u003c\/li\u003e\n\u003cli\u003eSensor Type: Photoelectric\u003c\/li\u003e\n\u003cli\u003eStatus Indicators: Alarm, LED, Switch\u003c\/li\u003e\n\u003cli\u003eApplication\/Usage: Air Duct Protection\u003c\/li\u003e\n\u003cli\u003eDepth: 2.5\"\u003c\/li\u003e\n\u003cli\u003eForm Factor: Duct Mount\u003c\/li\u003e\n\u003cli\u003eHeight: 14.4\"\u003c\/li\u003e\n\u003cli\u003eWidth: 5\"\u003c\/li\u003e\n\u003cli\u003eInput Voltage: 120V AC, 24V DC, 29V DC\u003c\/li\u003e\n\u003cli\u003eInput Voltage (V AC): 120\u003c\/li\u003e\n\u003cli\u003eInput Voltage (V DC): 24, 29\u003c\/li\u003e\n\u003cli\u003ePower Source: AC, DC\u003c\/li\u003e\n\u003cli\u003eCertifications \u0026amp; Standards: UL listed\u003c\/li\u003e\n\u003cli\u003eFeatures: 24V AC\/DC or 120V AC, Backward compatibility with existing Innovair products, including remote accessories, Built-in short circuit protection from operator wiring errors, Field selectable settings for configuring the detector, Increased wiring space with a newly added 3\/4 inch conduit knockout, New high contrast terminal designations, One easy-access Test\/Reset button and improved LED status, Patented interconnect feature for multi-fan shutdown, Patented sampling tube installs from front or back of the detector with no tools required, Two DPDT Form C relay contacts\u003c\/li\u003e\n\u003cli\u003eShipping weight: 3.05 lb\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Uses\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDetecting smoke in HVAC ducts to shut down air handlers\u003c\/li\u003e\n\u003cli\u003eCommercial building fire alarm and HVAC control\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFire alarm devices must be installed and tested by qualified personnel in line with NFPA 72, local codes and the manufacturer's installation instructions. Please confirm that the D4120W is compatible with your fire alarm control panel, wiring, voltage, mounting and finish before ordering. Contact us with the models of your existing devices if you need help checking compatibility.\u003c\/p\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":50336611795221,"sku":"Raz-D4120W","price":586.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0847\/5394\/0757\/files\/D4120W-1.jpg?v=1793098279","url":"https:\/\/www.raztechs.com\/products\/system-sensor-watertight-4-wire-photoelectric-duct-smoke-detector-d4120w-24vdc-120vac","provider":"Raztechs","version":"1.0","type":"link"}