{"product_id":"interconnected-smoke-detector-hfad","title":"Interconnected Smoke Detector (HFAD)","description":"\u003ch3\u003eWireless Interconnected Photoelectric Smoke Detector (Home Fire Alarm Device)\u003c\/h3\u003e\n\u003cp\u003eEnsure round-the-clock safety for your property with the \u003cstrong\u003eSiterwell GS511E\u003c\/strong\u003e. Designed as a high-reliability HFAD, this smoke alarm uses advanced optical detection to identify slow-smouldering fires and dense smoke long before open flames erupt. With smart wireless interconnection and a sealed 10-year lithium battery, it provides complete multi-room protection with no battery changes required.   \u003c\/p\u003e\n\u003ch3\u003eKey Features\u003cb\u003e\u003c\/b\u003e\n\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e10-Year Sealed Lithium Battery:\u003c\/strong\u003e Powered by a built-in CR123A lithium battery providing a full decade of continuous, maintenance-free fire detection.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAdvanced Photoelectric Sensor:\u003c\/strong\u003e Infrared optical technology detects toxic, smouldering smoke early without radioactive elements.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWireless Interconnection: \u003c\/strong\u003eRadio-frequency linking connects up to 20–40 compatible units across an open-air range of over 100 metres - when one alarm triggers, every alarm sounds.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePowerful 85 dB Siren:\u003c\/strong\u003e Emits an 85 dB audible alert at 3 metres to alert sleeping occupants and ensure prompt evacuation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHush \u0026amp; Test Button:\u003c\/strong\u003e Integrated push button facilitates monthly functional tests and provides a 10-minute hush cycle for temporary cooking nuisance alarms.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCertified Quality:\u003c\/strong\u003e Rigorously tested and compliant with Australian Standard AS 3786:2014 (CSIRO approved).\u003c\/p\u003e\n\u003ch3\u003eFire Safety Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstall one smoke alarm in every bedroom, stairway and in every floor\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDo not install smoke alarm near air vents\u003c\/li\u003e\n\u003cli\u003eDo not install on the ceiling directly above frying pans in the kitchen\u003c\/li\u003e\n\u003cli\u003eTest once a month to ensure they work\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSensor Type:\u003c\/strong\u003e Type A, Photoelectric\u003cstrong\u003e\u003cbr\u003ePower Source:\u003c\/strong\u003e DC 3V\u003cbr\u003e\u003cstrong\u003eBattery Type: \u003c\/strong\u003eBuilt-in CR123A Lithium Battery\u003cbr\u003e\u003cstrong\u003eBattery Life:\u003c\/strong\u003e 10 Years\u003cbr\u003e\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e 0°C to 45°C\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cstrong\u003eOperating Humidity:\u003c\/strong\u003e 5 to 95% RH\u003cbr\u003e\u003cstrong\u003eAlarm Volume:\u003c\/strong\u003e \u0026gt;85dB(A) at 3 meters\u003cbr\u003e\u003cstrong\u003eHush Time (Silence Mode):\u003c\/strong\u003e 10 minutes ±10%\u003cbr\u003e\u003cstrong\u003eSmoke Alarm Sound Pattern:\u003c\/strong\u003e ISO8201\u003cbr\u003e\u003cstrong\u003eNetwork Capability: \u003c\/strong\u003eInterconnectable up to 20 to 40 units\u003cbr\u003e\u003cstrong\u003eWireless Frequency:\u003c\/strong\u003e 433.42 MHz\u003cbr\u003e\u003cstrong\u003eWireless Distance: \u003c\/strong\u003e\u0026gt; 100 Meters (Open Space)\u003cbr\u003e\u003cstrong\u003eWireless Response Time:\u003c\/strong\u003e \u0026lt;30 seconds\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e 114MM Diameter x 37.9MM Depth\u003c\/p\u003e","brand":"fireguardsg","offers":[{"title":"Default Title","offer_id":49287997817140,"sku":null,"price":148.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0149\/3565\/4448\/files\/interconnectedsmokedetector10years-2.jpg?v=1790188700","url":"https:\/\/fireguardsg.com\/products\/interconnected-smoke-detector-hfad","provider":"Fire Guard","version":"1.0","type":"link"}