{"product_id":"ajax-fireprotect-2-rb-heat-co-detector-wireless-jeweller-replaceable-batteries-85-db-63210-167-wh1","title":"Ajax FireProtect 2 RB Heat \u0026 CO Detector, Wireless Jeweller, Replaceable Batteries, 85 dB, 63210.167.WH1","description":"\u003cp\u003e\u003cstrong\u003eAjax FireProtect 2 RB (Heat\/CO)\u003c\/strong\u003e is a compact wireless combined heat and carbon monoxide detector for residential and light‑commercial installations. It uses two thermistors for heat and rapid temperature‑rise detection plus a chemical CO sensor to detect elevated carbon monoxide. The RB variant uses two replaceable CR123A batteries (preinstalled) and communicates with an Ajax Hub over the Jeweller radio protocol for instant alarm notifications and system‑wide interconnection.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCombined detection:\u003c\/strong\u003e heat \u0026amp; CO sensors in one unit; CO sensor service life ≈10 years.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWireless connectivity:\u003c\/strong\u003e Ajax Jeweller protocol — two‑way encrypted communication and anti‑spoofing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReplaceable power:\u003c\/strong\u003e 2 × CR123A (3 V) batteries, preinstalled; typical battery life up to ~7 years depending on configuration.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt‑in alerting:\u003c\/strong\u003e ~85 dB siren (measured at ≈3 m); tamper detection and LED status indicators.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRemote management:\u003c\/strong\u003e configure and test remotely via Ajax apps; front‑panel test button for local checks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInterconnection:\u003c\/strong\u003e alarms are relayed across the system within hub polling interval (typically within ~20 seconds).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eImportant notes \u0026amp; safety\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCO alarm thresholds (typical for Heat\/CO variants): 50 ppm ≤90 min; 100 ppm ≤40 min; 300 ppm ≤3 min. Confirm thresholds for your certified SKU\/region before publishing.\u003c\/li\u003e\n  \u003cli\u003eHeat alarm: published high‑temperature thresholds vary by variant\/region (commonly in the ~57–64 °C range); spike alarm commonly triggers on a rapid rise (greater than ~28 °C within 1 minute). Confirm exact values for your SKU\/certification.\u003c\/li\u003e\n  \u003cli\u003eThis device supplements but does not replace good household ventilation and CO safety practice. Always follow local regulations and installation guidance. For UL\/EN certification differences check the specific SKU documentation.\u003c\/li\u003e\n  \u003cli\u003eFor exact dimensions, weight and certification details please confirm the SKU (Ajax publishes several closely related FireProtect 2 variants).\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dynamic CCTV New","offers":[{"title":"-","offer_id":56595189105013,"sku":"AJAX FIREPROTECT 2 RB (HEAT\/CO) WHITE - 63210.167.WH1","price":110.75,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0050\/1216\/0612\/files\/ITM005196_1.png?v=1768260637","url":"https:\/\/wmestore.co.uk\/products\/ajax-fireprotect-2-rb-heat-co-detector-wireless-jeweller-replaceable-batteries-85-db-63210-167-wh1","provider":"WME","version":"1.0","type":"link"}