{"product_id":"bosch-classic-series-h-wired-360-pir-wht-360x-21m-det-area-spdtx1-plastic-ceiling-mtd-3-7-6m-max-mtd-height-9-15vdc","title":"Bosch DS939 — Classic Series Hardwired 360° PIR Ceiling Detector (21m)","description":"\u003ch2\u003eBosch DS939 Classic Series — 360° Ceiling PIR, 21m Pattern\u003c\/h2\u003e\n\n\u003cp\u003eThe longest-reaching passive infrared ceiling detector in the Classic Series: a 360° pattern out to 21m across, from a mount between 3m and 7.6m. Rated -40°C to 49°C and drawing 12–39mA, it is built for the kind of large unconditioned space that would otherwise need several detectors.\u003c\/p\u003e\n\n\u003ch3\u003eKey Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e21m diameter coverage\u003c\/strong\u003e — A 10.5m radius circle from one ceiling position — the largest single-detector footprint in the range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounts up to 7.6m\u003c\/strong\u003e — Rated to 7.6m with 6.1m recommended, so it suits genuine warehouse roof heights.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide temperature tolerance\u003c\/strong\u003e — -40°C to 49°C for cool rooms, sheds and buildings with no climate control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSPDT alarm and N\/C tamper\u003c\/strong\u003e — Separate contacts so the panel distinguishes a detection from an interference with the housing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e178mm low-profile housing\u003c\/strong\u003e — A 178mm diameter, 89mm deep body that sits unobtrusively on an exposed ceiling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhere It Fits\u003c\/h3\u003e\n\u003cp\u003eLarge single-volume spaces — warehouses, sheds, halls — where the goal is broad coverage of an open floor. In a space subdivided by racking or partitions, several shorter-range detectors will out-perform one long one.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel \/ SKU\u003c\/td\u003e\n\u003ctd\u003eBosch DS939 (BOSDS939)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eClassic Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDetection Pattern\u003c\/td\u003e\n\u003ctd\u003e360° x 21 m (10.5 m radius)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eCeiling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation Height\u003c\/td\u003e\n\u003ctd\u003e3 – 7.6 m (up to 6.1 m recommended)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlarm Output\u003c\/td\u003e\n\u003ctd\u003eSPDT (NC\/NO)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTamper\u003c\/td\u003e\n\u003ctd\u003eN\/C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e9 – 15 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Consumption\u003c\/td\u003e\n\u003ctd\u003e12 – 39 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 – 49 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (Ø x H)\u003c\/td\u003e\n\u003ctd\u003e178 mm x 89 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e3-Year Australian Warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAssurance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e3-Year Australian Warranty\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Bosch\u003c\/strong\u003e stock, supplied and supported locally\u003c\/li\u003e\n\u003cli\u003eAustralian-based technical support before and after purchase\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Bosch","offers":[{"title":"Default Title","offer_id":43059573129287,"sku":"DS939","price":193.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/0182\/9703\/files\/bosch-classic-series-h-wired-360-pir-wht-360x-21m-det-area-spdtx1-plastic-ceiling-mtd-3-7--1.jpg?v=1786249599","url":"https:\/\/aarasecuritysolution.com.au\/products\/bosch-classic-series-h-wired-360-pir-wht-360x-21m-det-area-spdtx1-plastic-ceiling-mtd-3-7-6m-max-mtd-height-9-15vdc","provider":"Aara Security Solution","version":"1.0","type":"link"}