{"product_id":"system-sensor-2w-b-i3-2-wire-photoelectric-smoke-detector","title":"System Sensor 2W-B i3 2-Wire Photoelectric Smoke Detector with Mounting Base, White","description":"\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eThe System Sensor 2W-B is a conventional two-wire photoelectric smoke detector from the i3 Series. Designed for connection to a compatible fire alarm or security control panel, it combines reliable smoke detection with a plug-in design that simplifies installation, inspection and maintenance.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe included mounting base can be prewired before the detector head is installed. A large wire-entry port and in-line terminals with SEMS screws provide ample room for routing 14–22 AWG wiring. Once the base is secured, the detector attaches using System Sensor’s Stop-Drop ’N Lock mechanism.\u003c\/p\u003e\n\u003cp\u003eDrift compensation automatically adjusts for gradual changes caused by dust and other contaminants in the sensing chamber. Smoothing algorithms help reduce nuisance alarms caused by brief electrical or environmental interference.\u003c\/p\u003e\n\u003cp\u003eWide-angle green and red LEDs provide immediate visual status information. The green LED indicates normal standby operation, while the red LED identifies alarm or out-of-sensitivity conditions. A built-in test switch supports routine system testing.\u003c\/p\u003e\n\u003cp\u003eWhen used with a compatible i3-equipped control panel or optional 2W-MOD2 maintenance module, the detector can provide remote maintenance signaling and EZ Walk loop testing. These features help technicians identify detectors requiring service and verify initiating-device circuit wiring.\u003c\/p\u003e\n\u003ch3 class=\"PDq2pG_selectionAnchorContainer\"\u003eMain Features\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConventional two-wire photoelectric smoke detector\u003c\/li\u003e\n\u003cli\u003eDesigned for compatible fire and security control panels\u003c\/li\u003e\n\u003cli\u003eMounting base included\u003c\/li\u003e\n\u003cli\u003ePlug-in detector head simplifies installation and replacement\u003c\/li\u003e\n\u003cli\u003eStop-Drop ’N Lock attachment mechanism\u003c\/li\u003e\n\u003cli\u003eLarge wire-entry opening\u003c\/li\u003e\n\u003cli\u003eIn-line terminals with SEMS screws\u003c\/li\u003e\n\u003cli\u003eAccepts 14–22 AWG wiring\u003c\/li\u003e\n\u003cli\u003eDrift compensation helps maintain calibrated sensitivity\u003c\/li\u003e\n\u003cli\u003eSmoothing algorithms help reduce nuisance alarms\u003c\/li\u003e\n\u003cli\u003eNominal sensitivity of 2.5% per foot\u003c\/li\u003e\n\u003cli\u003eWide-angle red and green status LEDs\u003c\/li\u003e\n\u003cli\u003eBuilt-in detector test switch\u003c\/li\u003e\n\u003cli\u003eRemovable detector cover and sensing chamber\u003c\/li\u003e\n\u003cli\u003eRemote maintenance signaling with compatible equipment\u003c\/li\u003e\n\u003cli\u003eEZ Walk loop testing with compatible i3 equipment\u003c\/li\u003e\n\u003cli\u003eNominal 12V or 24V non-polarized operation\u003c\/li\u003e\n\u003cli\u003eUL 268 listed\u003c\/li\u003e\n\u003cli\u003eSuitable for ceiling or compatible back-box mounting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"PDq2pG_selectionAnchorContainer\"\u003eCompatibility and Installation Notice\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp\u003eThe 2W-B is a system-connected smoke detector, not a standalone household smoke alarm. It does not contain an internal sounder or backup battery. Alarm notification must be provided by the connected fire or security system and its notification appliances.\u003c\/p\u003e\n\u003cp\u003eTwo-wire smoke-detector compatibility depends on the control panel, initiating-device circuit, end-of-line components and permitted number of detectors. Confirm that the 2W-B is specifically listed as compatible with the intended control panel before ordering or installation.\u003c\/p\u003e\n\u003cp\u003eInstallation, detector placement, wiring, testing and maintenance should be completed by a qualified fire-alarm professional in accordance with the control-panel documentation, applicable codes, NFPA 72 and the authority having jurisdiction.\u003c\/p\u003e\n\u003ch3 class=\"PDq2pG_selectionAnchorContainer\"\u003eWhat’s Included\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSystem Sensor 2W-B photoelectric smoke-detector head\u003c\/li\u003e\n\u003cli\u003eSystem Sensor plug-in mounting base\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe fire-alarm control panel, wiring, end-of-line resistor, maintenance module, remote indicator and notification appliances are sold separately unless explicitly stated otherwise.\u003c\/p\u003e\n\u003ch3\u003eThis Model Does Not Include\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBuilt-in audible sounder\u003c\/li\u003e\n\u003cli\u003eFixed-temperature heat detector\u003c\/li\u003e\n\u003cli\u003eCarbon monoxide detection\u003c\/li\u003e\n\u003cli\u003eForm C alarm relay\u003c\/li\u003e\n\u003cli\u003eInternal battery or battery backup\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRecommended Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConventional fire-alarm systems\u003c\/li\u003e\n\u003cli\u003eCompatible residential security systems\u003c\/li\u003e\n\u003cli\u003eCommercial building fire detection\u003c\/li\u003e\n\u003cli\u003eOffices and professional buildings\u003c\/li\u003e\n\u003cli\u003eMultifamily properties\u003c\/li\u003e\n\u003cli\u003eRetail and hospitality facilities\u003c\/li\u003e\n\u003cli\u003eService and replacement applications for existing i3 systems\u003c\/li\u003e\n\u003cli\u003e\n\u003ch3 class=\"PDq2pG_selectionAnchorContainer\"\u003eTechnical Specifications\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cdiv class=\"group TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eSystem Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eHoneywell International\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct series\u003c\/td\u003e\n\u003ctd\u003ei3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e2W-B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer part number\u003c\/td\u003e\n\u003ctd\u003e2WB\/2W-B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eConventional smoke detector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDetection technology\u003c\/td\u003e\n\u003ctd\u003ePhotoelectric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWiring configuration\u003c\/td\u003e\n\u003ctd\u003eTwo-wire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal sensor\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-in sounder\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCarbon monoxide detection\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForm C relay\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting base\u003c\/td\u003e\n\u003ctd\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal operating voltage\u003c\/td\u003e\n\u003ctd\u003e12\/24V DC, non-polarized\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating-voltage range\u003c\/td\u003e\n\u003ctd\u003e8.5–35V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAverage standby current\u003c\/td\u003e\n\u003ctd\u003e50 µA maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak standby current\u003c\/td\u003e\n\u003ctd\u003e100 µA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum alarm current\u003c\/td\u003e\n\u003ctd\u003e130 mA, limited by control panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal sensitivity\u003c\/td\u003e\n\u003ctd\u003e2.5% per foot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStatus indicators\u003c\/td\u003e\n\u003ctd\u003eWide-angle red and green LEDs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTest control\u003c\/td\u003e\n\u003ctd\u003eBuilt-in test switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible wire size\u003c\/td\u003e\n\u003ctd\u003e14–22 AWG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e32°F–120°F (0°C–49°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating humidity\u003c\/td\u003e\n\u003ctd\u003e0–95% RH, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameter with base\u003c\/td\u003e\n\u003ctd\u003eApproximately 5.3 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight with base\u003c\/td\u003e\n\u003ctd\u003eApproximately 2 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApproximately 6.3 oz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003e3½-inch or 4-inch octagonal box, single-gang box, 4-inch square box with plaster ring, or direct ceiling mounting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertification\u003c\/td\u003e\n\u003ctd\u003eUL 268\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUPC\u003c\/td\u003e\n\u003ctd\u003e783863017599\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":54565216944403,"sku":null,"price":110.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1002\/4370\/2035\/files\/Systemsensor2W-BfrontWB.png?v=1786645537","url":"https:\/\/customsystemsupply.com\/products\/system-sensor-2w-b-i3-2-wire-photoelectric-smoke-detector","provider":"Custom System Supply","version":"1.0","type":"link"}