{"product_id":"sd505-ais-silent-knight-addressable-ionization-smoke-detector-for-intelliknight-systems","title":"SD505-AIS | Silent Knight Addressable Ionization Smoke Detector for IntelliKnight Systems","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-end=\"396\" data-start=\"144\"\u003eThe Silent Knight SD505-AIS is an addressable ionization smoke detector designed for IntelliKnight fire alarm systems. It provides rapid response to fast-flaming fires that produce minimal visible smoke, making it ideal for high-risk environments such as hospitals and industrial facilities. With a low-profile design and automatic contamination compensation, the SD505-AIS ensures reliable detection and simplified maintenance.\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\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSilent Knight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFire Safety\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSD505-AIS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSmoke Detector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDetector Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAddressable Ionization Smoke Detector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRadioactive Source\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAmericium-241, 0.098 µCi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.55 mA standby \/ 0.55 mA alarm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.25 in (with base)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDiameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 3.9 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32°F to 120°F (0°C to 49°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHumidity Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 93% RH non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAir Velocity Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0–300 FPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Options\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4” Square, 4” OCT, Single gang mud ring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStatus Indicators\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLED blink (standby), steady (alarm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Bases\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSD505-6AB and interchangeable with APS\/AHS models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUL Listed, NFPA 72 Compliant, CSFM Approved, MEA Approved, FM Approved\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOff-White\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~0.43 lbs\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 \u003cspan data-sheets-root=\"1\"\u003eSD505-AIS\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe SD505-AIS is part of the Silent Knight IntelliKnight detector series, engineered to deliver fast and accurate detection of flaming fires through ionization technology. Its dual-chamber design uses a radioactive source to measure current differences between a sampling and reference chamber, triggering alarms upon the presence of combustion gases or smoke. The detector features a status LED for communication and alarm indication, along with remote calibration viewing via IntelliKnight panels or compatible software. Built for easy installation, it uses the common SD505-6AB base, enabling interchange with photoelectric and heat detector models.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIonization Detection Technology: Provides early warning for flaming fires with minimal visible smoke.\u003c\/li\u003e\n\u003cli\u003eDual-Chamber Design: Uses a sampling and reference chamber for precise monitoring of invisible gases.\u003c\/li\u003e\n\u003cli\u003eAutomatic Contamination Compensation: Maintains consistent sensitivity in challenging environments.\u003c\/li\u003e\n\u003cli\u003eLow-Profile Housing: Measures only 2.25 inches with base for discreet installation.\u003c\/li\u003e\n\u003cli\u003eStatus LED Indicators: Blinks during standby, steady during alarm for clear supervision.\u003c\/li\u003e\n\u003cli\u003eRemote Calibration Viewing: Allows detector calibration checks via panel or PC software.\u003c\/li\u003e\n\u003cli\u003eVandal-Resistant Locking: Field-selectable security feature prevents tampering.\u003c\/li\u003e\n\u003cli\u003eUL, FM, CSFM, and MEA Approved: Complies with major fire safety standards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe SD505-AIS delivers the reliability and speed required for environments where rapid fire growth is a concern.\u003c\/p\u003e","brand":"Silent Knight","offers":[{"title":"Default Title","offer_id":49105210474752,"sku":"SD505-AIS","price":1012.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/sd505-ais_front-scaled.jpg?v=1785542594","url":"https:\/\/alotechparts.com\/products\/sd505-ais-silent-knight-addressable-ionization-smoke-detector-for-intelliknight-systems","provider":"Alo Tech Solutions","version":"1.0","type":"link"}