{"title":"System Sensor","description":null,"products":[{"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"},{"product_id":"system-sensor-p2rled-2-wire-led-horn-strobe-red","title":"System Sensor P2RLED L-Series 24V 2-Wire LED Horn Strobe, Wall-Mount, FIRE, Red","description":"\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eThe System Sensor P2RLED is a standard-size, wall-mounted audible and visible fire-alarm notification appliance from the L-Series LED platform. It combines a selectable-output horn and clear-lens LED strobe in a red, tamper-resistant housing marked “FIRE.”\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned for 24V notification appliance circuits, the P2RLED uses LED strobe technology to reduce current draw compared with legacy xenon appliances. Lower power requirements can provide greater flexibility when calculating NAC capacity, voltage drop and power-supply requirements.\u003c\/p\u003e\n\u003cp\u003eSeven field-selectable wall-strobe settings—15, 30, 75, 95, 110, 135 and 185 candela—allow installers to configure the visual output for the intended room and code requirements. Eight horn configurations provide Temporal 3 or continuous operation, standard or 3.1 kHz tones, and high or low volume.\u003c\/p\u003e\n\u003cp\u003eThe supplied universal mounting plate supports a plug-in installation with minimal device intrusion into the electrical box. An onboard shorting spring allows installers to test wiring continuity before attaching the horn strobe, helping protect the device from construction damage and reduce installation-related ground faults.\u003c\/p\u003e\n\u003cp\u003eFront-accessible digital voltage meter test points let technicians check device and end-of-line voltage without removing the appliance from the wall. The P2RLED also supports System Sensor synchronization when connected to a compatible power supply, properly configured fire-alarm control panel or MDL3 synchronization module.\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\u003eCombined audible horn and visible LED strobe\u003c\/li\u003e\n\u003cli\u003eTwo-wire notification appliance design\u003c\/li\u003e\n\u003cli\u003e24V DC operation\u003c\/li\u003e\n\u003cli\u003eRed housing with clear lens\u003c\/li\u003e\n\u003cli\u003eWall-mount configuration\u003c\/li\u003e\n\u003cli\u003eStandard English “FIRE” marking\u003c\/li\u003e\n\u003cli\u003eLower-current LED strobe technology\u003c\/li\u003e\n\u003cli\u003eSeven field-selectable candela settings\u003c\/li\u003e\n\u003cli\u003e15, 30, 75, 95, 110, 135 and 185 cd options\u003c\/li\u003e\n\u003cli\u003eEight selectable horn configurations\u003c\/li\u003e\n\u003cli\u003eTemporal 3 and non-temporal horn patterns\u003c\/li\u003e\n\u003cli\u003eStandard and 3.1 kHz horn tones\u003c\/li\u003e\n\u003cli\u003eHigh and low volume selections\u003c\/li\u003e\n\u003cli\u003eHorn rated at 88+ dBA at 16V\u003c\/li\u003e\n\u003cli\u003eRotary switches simplify output selection\u003c\/li\u003e\n\u003cli\u003eFront-accessible DVM diagnostic test points\u003c\/li\u003e\n\u003cli\u003ePlug-in appliance and universal mounting plate\u003c\/li\u003e\n\u003cli\u003eOnboard shorting spring supports wiring-continuity testing\u003c\/li\u003e\n\u003cli\u003eTamper-resistant construction\u003c\/li\u003e\n\u003cli\u003eSystem Sensor synchronization support\u003c\/li\u003e\n\u003cli\u003eElectrically compatible with legacy SpectrAlert, SpectrAlert Advance and L-Series devices\u003c\/li\u003e\n\u003cli\u003eIntended for indoor fire-alarm notification applications\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 P2RLED is a 24V fire-alarm notification appliance and is not a standalone horn or smoke detector. It requires connection to a compatible fire-alarm control panel or listed notification power supply.\u003c\/p\u003e\n\u003cp\u003eElectrical compatibility with earlier System Sensor devices does not automatically confirm that every appliance can be combined on the same NAC. Before installation, verify:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAvailable NAC voltage and current\u003c\/li\u003e\n\u003cli\u003eRequired synchronization protocol\u003c\/li\u003e\n\u003cli\u003eCircuit polarity and wiring class\u003c\/li\u003e\n\u003cli\u003eVoltage drop at the final appliance\u003c\/li\u003e\n\u003cli\u003eSelected horn and candela settings\u003c\/li\u003e\n\u003cli\u003eFire-alarm panel and power-supply compatibility\u003c\/li\u003e\n\u003cli\u003eApplicable NFPA 72 and local code requirements\u003c\/li\u003e\n\u003cli\u003eApproval by the authority having jurisdiction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eProfessional fire-alarm system design and installation are recommended.\u003c\/p\u003e\n\u003ch3\u003eWhat’s Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSystem Sensor P2RLED horn-strobe appliance\u003c\/li\u003e\n\u003cli\u003eUniversal wall-mounting plate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSurface-mount back boxes, trim rings, synchronization modules, wiring and other accessories are sold separately unless explicitly stated otherwise.\u003c\/p\u003e\n\u003ch3 class=\"PDq2pG_selectionAnchorContainer\"\u003eRecommended Applications\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCommercial fire-alarm systems\u003c\/li\u003e\n\u003cli\u003eCorporate and professional buildings\u003c\/li\u003e\n\u003cli\u003eSchools and educational facilities\u003c\/li\u003e\n\u003cli\u003eHealthcare properties\u003c\/li\u003e\n\u003cli\u003eHotels and hospitality facilities\u003c\/li\u003e\n\u003cli\u003eRetail stores\u003c\/li\u003e\n\u003cli\u003eMultifamily buildings\u003c\/li\u003e\n\u003cli\u003eWarehouses and industrial properties\u003c\/li\u003e\n\u003cli\u003eGovernment facilities\u003c\/li\u003e\n\u003cli\u003eNew installations and compatible L-Series upgrades\u003c\/li\u003e\n\u003c\/ul\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\u003eModel\u003c\/td\u003e\n\u003ctd\u003eP2RLED\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct series\u003c\/td\u003e\n\u003ctd\u003eL-Series LED\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eLED horn strobe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNotification type\u003c\/td\u003e\n\u003ctd\u003eAudible and visible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWiring\u003c\/td\u003e\n\u003ctd\u003eTwo-wire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting orientation\u003c\/td\u003e\n\u003ctd\u003eWall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct size\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing color\u003c\/td\u003e\n\u003ctd\u003eRed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLens color\u003c\/td\u003e\n\u003ctd\u003eClear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing marking\u003c\/td\u003e\n\u003ctd\u003eFIRE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal voltage\u003c\/td\u003e\n\u003ctd\u003eRegulated 24V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating-voltage range\u003c\/td\u003e\n\u003ctd\u003e16–33V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCandela settings\u003c\/td\u003e\n\u003ctd\u003e15, 30, 75, 95, 110, 135 and 185 cd\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStrobe flash rate\u003c\/td\u003e\n\u003ctd\u003e1 flash per second\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHorn configurations\u003c\/td\u003e\n\u003ctd\u003e8 selectable tone\/volume combinations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHorn patterns\u003c\/td\u003e\n\u003ctd\u003eTemporal 3 and non-temporal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHorn frequencies\u003c\/td\u003e\n\u003ctd\u003eStandard and 3.1 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume settings\u003c\/td\u003e\n\u003ctd\u003eHigh and low\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHorn rating\u003c\/td\u003e\n\u003ctd\u003e88+ dBA at 16V; output varies by setting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum current range\u003c\/td\u003e\n\u003ctd\u003e35–190 mA RMS depending on horn and candela settings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSynchronization\u003c\/td\u003e\n\u003ctd\u003eSystem Sensor Sync protocol\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiagnostic feature\u003c\/td\u003e\n\u003ctd\u003eFront-accessible DVM voltage test points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible wire size\u003c\/td\u003e\n\u003ctd\u003e12–18 AWG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting boxes\u003c\/td\u003e\n\u003ctd\u003e4\" × 4\" × 1½\", single-gang, double-gang, 4\" octagonal or compatible SBBRL surface box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e5.67\"H × 4.70\"W × 2.07\"D\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\u003e10–93%, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnvironment\u003c\/td\u003e\n\u003ctd\u003eIndoor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eUL\/ULC Listed, FM Approved and CSFM Listed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUPC\u003c\/td\u003e\n\u003ctd\u003e783863058851\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":54565273862419,"sku":null,"price":86.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1002\/4370\/2035\/files\/SystemSensorP2RLEDfront.png?v=1786646086"},{"product_id":"system-sensor-srled-led-wall-strobe-red","title":"System Sensor SRLED L-Series 24V LED Wall-Mount Fire Strobe, Red","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe System Sensor SRLED L-Series LED Wall-Mount Fire Strobe is a red, 24V DC visual notification appliance designed for indoor fire alarm systems. Its energy-efficient LED technology provides lower current draw than older xenon strobes, helping improve notification appliance circuit flexibility and reduce power-supply requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eSeven field-selectable candela settings allow the visual output to be configured for different fire alarm notification applications. Built-in digital voltage meter test points let technicians measure device voltage without removing the strobe from the wall, supporting faster troubleshooting and end-of-line voltage checks.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe SRLED features a plug-in design with minimal backbox intrusion for easier installation. Its universal mounting plate includes an onboard shorting spring, allowing installers to test wiring continuity before attaching the appliance and helping protect the device from construction-related damage.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eMain Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eEnergy-efficient LED technology provides lower current draw\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOperates on 24V DC\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSeven field-selectable candela settings: 15, 30, 75, 95, 110, 135 and 185 cd\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRotary switch simplifies candela selection\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDigital voltage meter diagnostic test points support voltage testing without removing the appliance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUniversal mounting plate with onboard shorting spring allows wiring-continuity testing before installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlug-in design minimizes intrusion into the backbox\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTamper-resistant construction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRed housing with clear lens and FIRE marking\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommon L-Series aesthetics\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectrically compatible with legacy SpectrAlert, SpectrAlert Advance and L-Series devices\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupports synchronization through compatible UL-approved power supplies using the System Sensor Sync protocol or an MDL3 Sync Module\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eDesigned for indoor wall-mount installation\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSystem Sensor\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer Part Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSRLED\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Series\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eL-Series LED\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLED fire alarm strobe\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMounting Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eWall mount\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHousing Color\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eRed\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eLens Color\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eClear\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePrinted Marking\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFIRE\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInput Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24V DC only\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCandela Settings\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e15, 30, 75, 95, 110, 135 and 185 cd\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":54571853480211,"sku":"SRLED","price":112.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1002\/4370\/2035\/files\/SystemsensorSRLEDfront.png?v=1786808948"},{"product_id":"system-sensor-4w-b-i3-4-wire-smoke-detector","title":"System Sensor 4W-B i3 4-Wire Photoelectric Smoke Detector with Base, White","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe System Sensor 4W-B i3 Series Smoke Detector is a conventional four-wire photoelectric smoke detector designed for compatible commercial and residential fire alarm systems. Its advanced optical sensing chamber and onboard microprocessor provide reliable smoke detection while helping reduce nuisance alarms caused by dust and other environmental conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe 4W-B operates on nominal 12V or 24V power and includes an alarm relay rated at 0.5A at 30V AC\/DC. This model is a photoelectric smoke detector only and does not include a heat sensor or built-in audible sounder.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eEasy Installation\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe plug-in design allows installers to pre-wire the included mounting base before attaching the detector head. A large wire-entry port and in-line terminals with SEMS screws provide additional room for routing and securing field wiring.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eSystem Sensor’s Stop-Drop ’N Lock design helps guide and secure the detector head onto the base. The included base can mount to several common electrical back boxes or directly to a ceiling using suitable fasteners.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIntelligent Smoke Detection\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDrift compensation automatically adjusts for the gradual accumulation of dust and other contaminants in the sensing chamber. Smoothing algorithms help filter short-term environmental conditions that could otherwise cause unwanted alarms.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe detector’s removable cover and sensing chamber simplify inspection and cleaning. A built-in test switch and compatibility with the System Sensor SENS-RDR sensitivity reader help technicians test and maintain the detector.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eInstant Visual Inspection\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWide-angle red and green LEDs provide a clear local indication of detector status. The LEDs communicate conditions such as power-up, normal standby, out-of-sensitivity and alarm, allowing technicians to inspect the detector without removing it from the ceiling.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat’s Included\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eSystem Sensor 4W-B i3 smoke-detector head\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFour-wire plug-in mounting base\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eMain Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eConventional four-wire photoelectric smoke detection\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNominal 12V or 24V non-polarized operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAdvanced optical sensing chamber\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMicroprocessor-based detector operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlug-in detector head with mounting base included\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBase can be pre-wired before detector installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLarge wire-entry port for easier cable routing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIn-line terminals with SEMS screws\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStop-Drop ’N Lock detector-to-base attachment\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRemovable detector cover and sensing chamber\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDrift compensation helps account for chamber contamination\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSmoothing algorithms help reduce nuisance alarms\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilt-in detector test switch\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSimplified field-sensitivity measurement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompatible with the System Sensor SENS-RDR sensitivity reader\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWide-angle red and green status LEDs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLocal out-of-sensitivity indication\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMounts to common electrical back boxes or directly to a ceiling\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUL 268 listed for fire alarm signaling systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWhite, low-profile housing\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e System Sensor\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eManufacturer:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Honeywell\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eModel:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 4W-B\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eProduct Series:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e i3\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eProduct Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Conventional Smoke Detector\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDetection Method:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Photoelectric\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDetectable Medium:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Smoke\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eWiring Configuration:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Four-wire\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eThermal Sensor:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e No\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBuilt-In Sounder:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e No\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eNominal Operating Voltage:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 12\/24V non-polarized\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eOperating Voltage Range:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 8.5–35V\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMaximum Ripple Voltage:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 30% peak-to-peak\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMaximum Standby Current:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 50 µA average\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMaximum Alarm Current at 12V:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 20 mA\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMaximum Alarm Current at 24V:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 23 mA\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eAlarm Contact Rating:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0.5A at 30V AC\/DC\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eAlarm Reset Time:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0.3 seconds\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMaximum Initial Start-Up Time:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 15 seconds\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eNominal Sensitivity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 2.5% per foot\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eAccepted Wire Size:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 14–22 AWG\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eStatus Indicators:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Wide-angle red and green LEDs\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eOperating Temperature:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 32°F to 120°F\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eOperating Humidity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0–95% RH, non-condensing\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eStorage Temperature:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e −4°F to 158°F\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDiameter with Base:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 5.3 inches\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eHeight with Base:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 2 inches\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eWeight:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 6.3 ounces\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eColor:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e White\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMounting:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Ceiling or compatible electrical back box\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCertification:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e UL 268 listed\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eUPC:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 783863017612\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eCompatible Mounting Options\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e3.5-inch octagonal back box\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e4-inch octagonal back box\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSingle-gang back box\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e4-inch square back box with plaster ring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDirect ceiling mounting with suitable anchors\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eInstallation and Compatibility Notes\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe System Sensor 4W-B is intended for connection to a listed, compatible fire alarm control panel that supports conventional four-wire smoke detectors and resettable 12V or 24V detector power. This detector is not a standalone smoke alarm and does not include an internal audible notification appliance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFour-wire detector installations may require listed end-of-line power-supervision equipment. Compatibility, wiring, detector placement and supervision requirements must be verified with the fire alarm control panel documentation and applicable NFPA, electrical-code and Authority Having Jurisdiction requirements.\u003c\/span\u003e\u003c\/p\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":54580609712403,"sku":null,"price":73.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1002\/4370\/2035\/files\/Systemsensor4w-Bmain.png?v=1787069028"}],"url":"https:\/\/customsystemsupply.com\/collections\/system-sensor.oembed","provider":"Custom System Supply","version":"1.0","type":"link"}