{"product_id":"w-sd355-fire-lite-wireless-photoelectric-smoke-detector-with-optional-heat","title":"W-SD355 | Fire-Lite Wireless Photoelectric Smoke Detector with Optional Heat","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-end=\"396\" data-start=\"144\"\u003eThe Fire-Lite W-SD355 is a wireless photoelectric smoke detector designed for use with Fire-Lite wireless fire alarm systems. Powered by long-life lithium batteries, it provides reliable smoke detection and optional heat sensing in commercial and institutional applications.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"width: 99.964%; height: 431.2px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 38.4941%; height: 19.6px;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.3727%; height: 19.6px;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 38.4941%; height: 19.6px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.3727%; height: 19.6px;\"\u003eFire-Lite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 38.4941%; height: 19.6px;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.3727%; height: 19.6px;\"\u003eFire \u0026amp; Life Safety\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 38.4941%; height: 19.6px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.3727%; height: 19.6px;\"\u003eW-SD355\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 38.4941%; height: 19.6px;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.3727%; height: 19.6px;\"\u003eSmoke Detectors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 38.4941%; height: 19.6px;\"\u003e\u003cstrong\u003eDetector Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.3727%; height: 19.6px;\"\u003eWireless Photoelectric Smoke Detector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 38.4941%; height: 19.6px;\"\u003e\u003cstrong\u003eOptional Heat Detection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.3727%; height: 19.6px;\"\u003e135°F Fixed, 15°F\/min Rate-of-Rise\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 38.4941%; height: 19.6px;\"\u003e\u003cstrong\u003ePower Source\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.3727%; height: 19.6px;\"\u003e4× CR123A Lithium Batteries (Panasonic or Duracell)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 38.4941%; height: 19.6px;\"\u003e\u003cstrong\u003eBattery Life\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.3727%; height: 19.6px;\"\u003e2 Years Typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 38.4941%; height: 19.6px;\"\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.3727%; height: 19.6px;\"\u003e3.3 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 38.4941%; height: 19.6px;\"\u003e\u003cstrong\u003eStandby Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.3727%; height: 19.6px;\"\u003e210 µA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 38.4941%; height: 19.6px;\"\u003e\u003cstrong\u003eAlarm Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.3727%; height: 19.6px;\"\u003e5 mA (LED On)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 38.4941%; height: 19.6px;\"\u003e\u003cstrong\u003eCommunication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.3727%; height: 19.6px;\"\u003e902–928 MHz Wireless\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 38.4941%; height: 19.6px;\"\u003e\u003cstrong\u003eOperating Temp (Smoke Only)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.3727%; height: 19.6px;\"\u003e32°F to 120°F (0°C to 49°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 38.4941%; height: 39.2px;\"\u003e\u003cstrong\u003eOperating Temp (Smoke + Heat)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.3727%; height: 39.2px;\"\u003e32°F to 100°F (0°C to 38°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 38.4941%; height: 19.6px;\"\u003e\u003cstrong\u003eHumidity Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.3727%; height: 19.6px;\"\u003e10% to 93% RH, Non-Condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 38.4941%; height: 19.6px;\"\u003e\u003cstrong\u003eAir Velocity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.3727%; height: 19.6px;\"\u003e0–4000 fpm (0–20 m\/s)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 38.4941%; height: 19.6px;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.3727%; height: 19.6px;\"\u003e4.0 in Dia × 2.4 in H (installed in B501W base)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 38.4941%; height: 19.6px;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.3727%; height: 19.6px;\"\u003e8.1 oz (230 g) with Batteries and Base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 38.4941%; height: 19.6px;\"\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.3727%; height: 19.6px;\"\u003eUL Listed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 38.4941%; height: 19.6px;\"\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 61.3727%; height: 19.6px;\"\u003eWireless Fire Alarm Detection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About W-SD355\u003c\/h4\u003e\n\u003cp\u003eThe W-SD355 is part of Fire-Lite’s wireless fire detection line, engineered to provide the benefits of addressable detection without the need for wiring. It uses photoelectric sensing technology for early detection of smoldering fires and includes an optional heat sensor with a fixed 135°F set point and rate-of-rise capability. Communication is handled over the 902–928 MHz frequency range for dependable wireless performance. UL listed for life-safety applications, the W-SD355 integrates seamlessly with compatible Fire-Lite wireless systems for flexible and code-compliant installations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWireless Photoelectric Detector: Provides addressable smoke detection without wiring.\u003c\/li\u003e\n\u003cli\u003eOptional Heat Sensing: 135°F fixed temperature with 15°F\/min rate-of-rise detection.\u003c\/li\u003e\n\u003cli\u003eBattery Powered: Operates on four CR123A lithium batteries with a 2-year service life.\u003c\/li\u003e\n\u003cli\u003eWireless Communication: Uses 902–928 MHz frequency for reliable system integration.\u003c\/li\u003e\n\u003cli\u003eLow Current Draw: Maximizes battery life with efficient standby and alarm modes.\u003c\/li\u003e\n\u003cli\u003eEnvironmental Range: Operates in temperatures from 32°F to 120°F depending on mode.\u003c\/li\u003e\n\u003cli\u003eUL Listed: Approved for fire detection in commercial and institutional facilities.\u003c\/li\u003e\n\u003cli\u003eCompact Design: Low-profile detector with base for flexible placement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe W-SD355 delivers the reliability and precision required for wireless fire detection in addressable life-safety systems.\u003c\/p\u003e","brand":"Fire-Lite","offers":[{"title":"Default Title","offer_id":49105184850176,"sku":"W-SD355","price":671.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/W-SD355-CEILING-Main_1697df35-e8c6-4e5f-ba14-902b01e91695.jpg?v=1785542083","url":"https:\/\/alotechparts.com\/products\/w-sd355-fire-lite-wireless-photoelectric-smoke-detector-with-optional-heat","provider":"Alo Tech Solutions","version":"1.0","type":"link"}