{"product_id":"ajax-fireprotect-2-rb-heat-smoke-jeweller-white-wireless-smoke-heat-detector-with-replaceable-batteries","title":"Ajax FireProtect 2 RB (Heat\/Smoke) Jeweller White Wireless Smoke \u0026 Heat Detector with Replaceable Batteries","description":"\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003eAjax FireProtect 2 RB (Heat\/Smoke) Jeweller White\u003c\/strong\u003e\u003cspan\u003e is a wireless combined smoke and heat detector with replaceable batteries and a built-in 85 dB siren. Combining a dual-spectrum optical smoke sensor with a Class A1R heat sensor, HazeFlow 2 false-alarm filtering and encrypted Jeweller communication, it delivers reliable fire detection with up to seven years of battery life for residential and commercial installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1\u003eAjax FireProtect 2 RB (Heat\/Smoke) Jeweller White Wireless Smoke \u0026amp; Heat Detector with Replaceable Batteries\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eAjax FireProtect 2 RB (Heat\/Smoke) Jeweller\u003c\/strong\u003e is a wireless combined fire detector (model FP2.RBHS.J) that detects both smoke and dangerous temperature rise. The \"RB\" designation indicates this model uses \u003cstrong\u003ereplaceable CR123A batteries\u003c\/strong\u003e, offering easy long-term maintenance and up to seven years of battery life without the need for mains wiring.\u003c\/p\u003e\n\u003cp\u003eIt combines a dual-spectrum optical smoke sensor with a Class A1R heat sensor and Ajax's \u003cstrong\u003eHazeFlow 2\u003c\/strong\u003e filtering algorithm to accurately identify fire while minimising false alarms from steam and cooking fumes. Alarm data is transmitted to the Ajax hub over the secure Jeweller radio protocol, and a built-in siren provides immediate local warning.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eReplaceable Batteries with Long Life\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cp\u003eThe detector is powered by \u003cstrong\u003etwo replaceable CR123A batteries\u003c\/strong\u003e, providing up to \u003cstrong\u003eseven years\u003c\/strong\u003e of operation. Unlike mains-powered models, it requires no wiring and can be installed anywhere, with simple battery replacement when required.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDual-Spectrum Optical Smoke Detection\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cp\u003eThe detector identifies smoke using a \u003cstrong\u003edual-spectrum optical sensor\u003c\/strong\u003e that assesses the size of airborne particles. The patented smoke chamber shields the sensor from dust, dirt and insects and does not react to water vapour, while the \u003cstrong\u003eHazeFlow 2\u003c\/strong\u003e algorithm reduces false alarms from steam and cooking fumes.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eClass A1R Heat Detection\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cp\u003eA \u003cstrong\u003eClass A1R heat sensor\u003c\/strong\u003e (per EN 54-5 and BS 5446-2) monitors temperature and rate of rise. A high-temperature alarm triggers above \u003cstrong\u003e64°C\u003c\/strong\u003e, and a temperature-spike alarm activates when the temperature rises by more than \u003cstrong\u003e10°C within one minute\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eBuilt-In Siren and LED Indication\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cp\u003eAn integrated \u003cstrong\u003e85 dB siren\u003c\/strong\u003e provides an immediate local audible warning, and LED indication shows green for power, yellow for malfunction and red for fire alarm. Multiple FireProtect 2 detectors can sound a coordinated interconnected alarm across the system.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSecure Jeweller Wireless Communication\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cp\u003eThe detector communicates with the Ajax hub using the encrypted, two-way \u003cstrong\u003eJeweller\u003c\/strong\u003e radio protocol, with a range of up to \u003cstrong\u003e1,700 metres\u003c\/strong\u003e in open space, with frequency hopping, device authentication and block encryption.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eInterconnected Fire Alarm\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cp\u003eWhen one detector raises the alarm, the hub triggers all interconnected FireProtect 2 detectors. If the hub is unavailable, detectors fall back to direct detector-to-detector interconnection, ensuring the whole premises is warned.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTamper and Sabotage Protection\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cp\u003eA built-in tamper alerts the system to any attempt to detach the detector or remove it from its mounting panel, and device authentication protects against spoofing.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eQuick Professional Installation\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cp\u003eThe included \u003cstrong\u003eSmartBracket\u003c\/strong\u003e mounting panel enables straightforward installation and allows the detector position to be adjusted after mounting. The device is designed for \u003cstrong\u003eindoor use only\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch1\u003eKEY BENEFITS\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eReplaceable batteries with up to seven years of life\u003c\/li\u003e\n\u003cli\u003eNo mains wiring required — install anywhere\u003c\/li\u003e\n\u003cli\u003eDetects both smoke and dangerous heat in one device\u003c\/li\u003e\n\u003cli\u003eDual-spectrum optical smoke sensor with HazeFlow 2 filtering\u003c\/li\u003e\n\u003cli\u003eReduced false alarms from steam and cooking fumes\u003c\/li\u003e\n\u003cli\u003eClass A1R heat sensor with rate-of-rise detection\u003c\/li\u003e\n\u003cli\u003eBuilt-in 85 dB siren for immediate local warning\u003c\/li\u003e\n\u003cli\u003eInterconnected alarm across all FireProtect 2 detectors\u003c\/li\u003e\n\u003cli\u003eEncrypted Jeweller wireless communication up to 1,700 m\u003c\/li\u003e\n\u003cli\u003eTamper protection against removal\u003c\/li\u003e\n\u003cli\u003eSmartBracket enables fast installation with post-fit adjustment\u003c\/li\u003e\n\u003cli\u003eAvailable in White finish\u003c\/li\u003e\n\u003cli\u003eSuitable for residential and commercial installations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch1\u003eKEY FEATURES\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eWireless smoke and heat detector with replaceable batteries\u003c\/li\u003e\n\u003cli\u003e2 × replaceable CR123A batteries\u003c\/li\u003e\n\u003cli\u003eBattery life up to 7 years\u003c\/li\u003e\n\u003cli\u003eDual-spectrum optical smoke sensor\u003c\/li\u003e\n\u003cli\u003eHazeFlow 2 false-alarm filtering\u003c\/li\u003e\n\u003cli\u003eClass A1R heat sensor (EN 54-5 \/ BS 5446-2)\u003c\/li\u003e\n\u003cli\u003eHigh-temperature alarm above 64°C\u003c\/li\u003e\n\u003cli\u003eTemperature-spike alarm at 10°C\/minute rise\u003c\/li\u003e\n\u003cli\u003eBuilt-in 85 dB siren\u003c\/li\u003e\n\u003cli\u003eLED indication (green \/ yellow \/ red)\u003c\/li\u003e\n\u003cli\u003eInterconnected fire alarm support\u003c\/li\u003e\n\u003cli\u003eSecure Jeweller two-way wireless protocol\u003c\/li\u003e\n\u003cli\u003eCommunication range up to 1,700 m in open space\u003c\/li\u003e\n\u003cli\u003eTamper protection\u003c\/li\u003e\n\u003cli\u003eSmartBracket mounting panel\u003c\/li\u003e\n\u003cli\u003eCertified to EN 14604\u003c\/li\u003e\n\u003cli\u003eIP20 protection rating\u003c\/li\u003e\n\u003cli\u003eIndoor installation only\u003c\/li\u003e\n\u003cli\u003eWhite finish\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch1\u003eIDEAL FOR\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eHomes and apartments\u003c\/li\u003e\n\u003cli\u003eOffices and commercial premises\u003c\/li\u003e\n\u003cli\u003eHotels and hospitality venues\u003c\/li\u003e\n\u003cli\u003eRetail shops\u003c\/li\u003e\n\u003cli\u003eProperties without convenient mains wiring for detectors\u003c\/li\u003e\n\u003cli\u003eHallways, landings and living areas\u003c\/li\u003e\n\u003cli\u003eInstallations requiring flexible battery-powered detection\u003c\/li\u003e\n\u003cli\u003eProfessional Ajax fire and security systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch1\u003eSYSTEM COMPATIBILITY\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eCompatible with Ajax Hub 2 (2G)\u003c\/li\u003e\n\u003cli\u003eCompatible with Ajax Hub 2 (4G)\u003c\/li\u003e\n\u003cli\u003eCompatible with Ajax Hub 2 Plus\u003c\/li\u003e\n\u003cli\u003eCompatible with Ajax Hub Hybrid (2G)\u003c\/li\u003e\n\u003cli\u003eCompatible with Ajax Hub Hybrid (4G)\u003c\/li\u003e\n\u003cli\u003eCompatible with Ajax ReX 2 range extender\u003c\/li\u003e\n\u003cli\u003eUses Ajax \u003cstrong\u003eJeweller\u003c\/strong\u003e encrypted wireless communication\u003c\/li\u003e\n\u003cli\u003eManaged via Ajax mobile applications (iOS and Android)\u003c\/li\u003e\n\u003cli\u003eManaged via Ajax desktop applications (Windows and macOS)\u003c\/li\u003e\n\u003cli\u003eSupports Ajax Cloud remote management\u003c\/li\u003e\n\u003cli\u003eSupports Over-the-Air (OTA) firmware updates\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\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\u003eAjax\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eFireProtect 2 RB (Heat\/Smoke) Jeweller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eArticle Number\u003c\/td\u003e\n\u003ctd\u003e52250.136.WH1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Model Code\u003c\/td\u003e\n\u003ctd\u003eFP2.RBHS.J\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eWireless Smoke \u0026amp; Heat Detector with Replaceable Batteries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eFireProtect 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSmoke Detection\u003c\/td\u003e\n\u003ctd\u003eDual-Spectrum Optical Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat Detection\u003c\/td\u003e\n\u003ctd\u003eClass A1R Thermistor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHigh-Temperature Alarm\u003c\/td\u003e\n\u003ctd\u003eAbove 64°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature-Spike Alarm\u003c\/td\u003e\n\u003ctd\u003e10°C rise in 1 minute\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFalse Alarm Prevention\u003c\/td\u003e\n\u003ctd\u003eHazeFlow 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-In Siren\u003c\/td\u003e\n\u003ctd\u003e85 dB at 3 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e2 × CR123A (Replaceable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Life\u003c\/td\u003e\n\u003ctd\u003eUp to 7 Years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLED Indication\u003c\/td\u003e\n\u003ctd\u003eYes (green \/ yellow \/ red)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterconnected Alarm\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWireless Technology\u003c\/td\u003e\n\u003ctd\u003eJeweller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRadio Communication Range\u003c\/td\u003e\n\u003ctd\u003eUp to 1,700 m (open space)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTamper Protection\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertification\u003c\/td\u003e\n\u003ctd\u003eEN 14604\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Rating\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0°C to +50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Humidity\u003c\/td\u003e\n\u003ctd\u003eUp to 80% Non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e124 × 124 × 45 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e272 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColour\u003c\/td\u003e\n\u003ctd\u003eWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eHigh-quality Plastic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eSmartBracket Mounting Panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndoor \/ Outdoor\u003c\/td\u003e\n\u003ctd\u003eIndoor Use Only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e24 Months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch1\u003eFREQUENTLY ASKED QUESTIONS (FAQs)\u003c\/h1\u003e\n\u003ch3\u003eWhat is the Ajax FireProtect 2 RB (Heat\/Smoke) Jeweller used for?\u003c\/h3\u003e\n\u003cp\u003eIt is a wireless fire detector that detects both smoke and dangerous heat, with a built-in 85 dB siren. It runs on replaceable batteries with up to seven years of life and communicates with the Ajax hub over the secure Jeweller protocol.\u003c\/p\u003e\n\u003ch3\u003eWhat does the \"RB\" mean in FireProtect 2 RB?\u003c\/h3\u003e\n\u003cp\u003e\"RB\" stands for replaceable batteries. This model is powered by two replaceable CR123A batteries, whereas the \"AC\" version is mains-powered. RB requires no wiring and offers up to seven years of battery life.\u003c\/p\u003e\n\u003ch3\u003eDoes it detect both smoke and heat?\u003c\/h3\u003e\n\u003cp\u003eYes. It combines a dual-spectrum optical smoke sensor with a Class A1R heat sensor, detecting both smoke and dangerous temperature rise in a single device.\u003c\/p\u003e\n\u003ch3\u003eHow long do the batteries last?\u003c\/h3\u003e\n\u003cp\u003eThe two replaceable CR123A batteries provide up to seven years of operation under normal conditions, and battery status is monitored and reported in the Ajax app.\u003c\/p\u003e\n\u003ch3\u003eHow does it reduce false alarms?\u003c\/h3\u003e\n\u003cp\u003eThe dual-spectrum optical sensor assesses particle size, the patented smoke chamber is shielded from dust and insects and does not react to water vapour, and the HazeFlow 2 algorithm filters out steam and cooking fumes.\u003c\/p\u003e\n\u003ch3\u003eCan it be installed outdoors?\u003c\/h3\u003e\n\u003cp\u003eNo. The FireProtect 2 RB (Heat\/Smoke) Jeweller is designed for indoor use only and carries an IP20 rating.\u003c\/p\u003e\n\u003ch3\u003eWhat colour options are available?\u003c\/h3\u003e\n\u003cp\u003eThis product (article 52250.136.WH1) is the White version. A Black variant is also available under a separate article number.\u003c\/p\u003e\n","brand":"Ajax","offers":[{"title":"Default Title","offer_id":54282841358677,"sku":"52250.136.WH1","price":69.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0878\/2476\/1173\/files\/Gemini_Generated_Image_14nz8g14nz8g14nz_1895f4cf-6718-4e9d-be0a-15e8b8cec366.webp?v=1783349001","url":"https:\/\/cctvdirectuk.co.uk\/products\/ajax-fireprotect-2-rb-heat-smoke-jeweller-white-wireless-smoke-heat-detector-with-replaceable-batteries","provider":"CCTV DIRECT UK LTD","version":"1.0","type":"link"}