{"product_id":"hikvision-ds-pdsmk-4bar-4-wired-non-addressable-smoke-detector-400098","title":"Hikvision DS-PDSMK-4BAR 4-Wired Non-addressable Smoke Detector","description":"\u003cp\u003e\u003cstrong\u003eHikvision DS-PDSMK-4BAR 4-Wired Non-addressable Smoke Detector\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe Hikvision DS-PDSMK-4BAR is a four-wire photoelectric smoke detector designed for ceiling-mounted fire detection applications. Its stable smoke-sensing chamber, advanced detection algorithms and resistance to unwanted alarms help provide dependable detection without requiring routine chamber adjustment or replacement.\u003c\/p\u003e\n\n\u003cp\u003eDual red LED indicators offer clear 360-degree alarm visibility, while the built-in sounder produces an audible output of at least 85 dB at 3 metres. Its low-profile housing provides a neat, unobtrusive finish when installed on a ceiling.\u003c\/p\u003e\n\n\u003cp\u003e\u003cimg alt=\"Hikvision DS-PDSMK-4BAR four-wire smoke detector\" loading=\"lazy\" src=\"https:\/\/assets.hikvision.com\/prd\/normal\/all\/image\/m000015771\/DS-PDSMK-4BAR.png?eo-img.format=webp\"\u003e\u003c\/p\u003e\n\n\u003ch3\u003eReliable Photoelectric Smoke Detection\u003c\/h3\u003e\n\n\u003cp\u003eThe detector uses a stable photoelectric smoke-sensing chamber together with advanced algorithms to distinguish smoke conditions more effectively. Its alarm threshold is rated at 0.10 to 0.16 dB\/m, equivalent to 1.51% to 2.73% per foot obscuration.\u003c\/p\u003e\n\n\u003ch3\u003eClear Visual and Audible Indication\u003c\/h3\u003e\n\n\u003cp\u003eTwo continuously emitting red LEDs provide 360-degree visibility, making detector status easier to identify from different positions in the room. An internal sounder delivers an output of at least 85 dB at a distance of 3 metres.\u003c\/p\u003e\n\n\u003ch3\u003ePractical Four-Wire Integration\u003c\/h3\u003e\n\n\u003cp\u003eThe DS-PDSMK-4BAR operates from a 10.2 V to 13.8 V DC power supply. Its four-wire configuration includes N\/C or N\/O alarm relay output support and an automatic reset function for integration with compatible wired alarm systems.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features:\u003c\/h3\u003e\n\n\u003cul\u003e\n\t\u003cli\u003ePhotoelectric smoke-sensing chamber provides stable smoke detection without adjustment or replacement.\u003c\/li\u003e\n\t\u003cli\u003eAdvanced detection algorithms help distinguish genuine smoke conditions and reduce unwanted alarms.\u003c\/li\u003e\n\t\u003cli\u003eTwo red LED indicators provide clear 360-degree visual indication.\u003c\/li\u003e\n\t\u003cli\u003eBuilt-in sounder delivers an audible output of at least 85 dB at 3 metres.\u003c\/li\u003e\n\t\u003cli\u003eFour-wire design supports N\/C or N\/O alarm relay output.\u003c\/li\u003e\n\t\u003cli\u003eAutomatic reset function supports practical integration with compatible alarm systems.\u003c\/li\u003e\n\t\u003cli\u003eLow-profile IP42 housing is designed for neat ceiling-mounted installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications:\u003c\/h3\u003e\n\n\u003ctable\u003e\n\t\u003cthead\u003e\n\t\t\u003ctr bgcolor=\"#444444\"\u003e\n\t\t\t\u003cth style=\"color: #ffffff; font-size: 14px;\"\u003eSpecification\u003c\/th\u003e\n\t\t\t\u003cth style=\"color: #ffffff; font-size: 14px;\"\u003eDetails\u003c\/th\u003e\n\t\t\u003c\/tr\u003e\n\t\u003c\/thead\u003e\n\t\u003ctbody\u003e\n\t\t\u003ctr bgcolor=\"#f2f2f2\"\u003e\n\t\t\t\u003ctd\u003eBrand\u003c\/td\u003e\n\t\t\t\u003ctd\u003eHikvision\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003eModel\u003c\/td\u003e\n\t\t\t\u003ctd\u003eDS-PDSMK-4BAR\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr bgcolor=\"#f2f2f2\"\u003e\n\t\t\t\u003ctd\u003eProduct Type\u003c\/td\u003e\n\t\t\t\u003ctd\u003eFour-wire photoelectric smoke detector\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr bgcolor=\"#444444\"\u003e\n\t\t\t\u003cth colspan=\"2\" style=\"color: #ffffff; font-size: 14px;\"\u003eDetection Performance\u003c\/th\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr bgcolor=\"#f2f2f2\"\u003e\n\t\t\t\u003ctd\u003eDetection Method\u003c\/td\u003e\n\t\t\t\u003ctd\u003ePhotoelectric smoke-sensing chamber\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003eAlarm Threshold\u003c\/td\u003e\n\t\t\t\u003ctd\u003e0.10 to 0.16 dB\/m\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr bgcolor=\"#f2f2f2\"\u003e\n\t\t\t\u003ctd\u003eObscuration Threshold\u003c\/td\u003e\n\t\t\t\u003ctd\u003e1.51% to 2.73% per foot\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr bgcolor=\"#444444\"\u003e\n\t\t\t\u003cth colspan=\"2\" style=\"color: #ffffff; font-size: 14px;\"\u003eHardware and Electrical\u003c\/th\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr bgcolor=\"#f2f2f2\"\u003e\n\t\t\t\u003ctd\u003eAudible Output\u003c\/td\u003e\n\t\t\t\u003ctd\u003eAt least 85 dB at 3 m\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003eVisual Indicator\u003c\/td\u003e\n\t\t\t\u003ctd\u003eTwo continuously emitting red LEDs\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr bgcolor=\"#f2f2f2\"\u003e\n\t\t\t\u003ctd\u003eAlarm Relay Output\u003c\/td\u003e\n\t\t\t\u003ctd\u003eN\/C or N\/O\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003eReset Function\u003c\/td\u003e\n\t\t\t\u003ctd\u003eAutomatic reset\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr bgcolor=\"#f2f2f2\"\u003e\n\t\t\t\u003ctd\u003ePower Supply\u003c\/td\u003e\n\t\t\t\u003ctd\u003e10.2 V to 13.8 V DC\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr bgcolor=\"#444444\"\u003e\n\t\t\t\u003cth colspan=\"2\" style=\"color: #ffffff; font-size: 14px;\"\u003eEnvironmental and Physical\u003c\/th\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr bgcolor=\"#f2f2f2\"\u003e\n\t\t\t\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\t\t\t\u003ctd\u003e0°C to 50°C\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\t\t\t\u003ctd\u003e-25°C to 80°C\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr bgcolor=\"#f2f2f2\"\u003e\n\t\t\t\u003ctd\u003eOperating Humidity\u003c\/td\u003e\n\t\t\t\u003ctd\u003e0% to 98% RH, non-condensing\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003eIngress Protection\u003c\/td\u003e\n\t\t\t\u003ctd\u003eIP42\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr bgcolor=\"#f2f2f2\"\u003e\n\t\t\t\u003ctd\u003eDimensions\u003c\/td\u003e\n\t\t\t\u003ctd\u003eØ100 × 35 mm\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003eInstallation Method\u003c\/td\u003e\n\t\t\t\u003ctd\u003eCeiling mounted\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003eChoose the Hikvision DS-PDSMK-4BAR for practical four-wire smoke detection and add it to your cart today.\u003c\/p\u003e\n","brand":"FirstShop","offers":[{"title":"Default Title","offer_id":53254951829871,"sku":"DS-PDSMK-4BAR","price":290.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0457\/5893\/9300\/files\/ds-pdsmk-4bar-security-accessories-1251590725.jpg?v=1785422207","url":"https:\/\/www.firstshop.co.za\/products\/hikvision-ds-pdsmk-4bar-4-wired-non-addressable-smoke-detector-400098","provider":"FirstShop","version":"1.0","type":"link"}