{"product_id":"udact-2-notifier-universal-digital-alarm-communicator-transmitter","title":"UDACT-2 | Notifier Universal Digital Alarm Communicator Transmitter","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp\u003eThe Notifier UDACT-2 is a 24 VDC digital alarm communicator transmitter that connects fire alarm control panels to UL-listed central stations over phone lines. It provides real-time status reporting and supports Verifire® programming for flexible system integration.\u003c\/p\u003e\n\u003cp data-start=\"284\" data-end=\"574\" class=\"\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"284\" data-end=\"574\" class=\"\"\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable width=\"100%\" style=\"height: 531.407px; width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 34.9219px;\"\u003e\n\u003cth style=\"width: 31.0909%; text-align: left; height: 34.9219px;\" class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\"\u003eCondition\u003c\/th\u003e\n\u003ctd style=\"width: 68.5455%; height: 34.9219px;\" class=\"text-left text-body1 py-10 desktop:w-[60%]\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 27.4219px;\"\u003e\n\u003cth style=\"width: 31.0909%; text-align: left; height: 27.4219px;\" class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\"\u003eBrand\u003c\/th\u003e\n\u003ctd style=\"width: 68.5455%; height: 27.4219px;\" class=\"text-left text-body1 py-10 desktop:w-[60%]\"\u003e\u003cspan data-sheets-root=\"1\"\u003eNotifier\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 24.4219px;\"\u003e\n\u003cth style=\"width: 31.0909%; text-align: left; height: 24.4219px;\"\u003eCategory\u003c\/th\u003e\n\u003ctd style=\"width: 68.5455%; height: 24.4219px;\"\u003e\n\u003cdiv class=\"mt-1 md:mt-0 column-left basis-2\/4 divide-y divide-rad-gray-10 border-b-[0.0625rem] border-rad-gray-10 md:border-0\"\u003e\n\u003cdiv class=\"flex gap-[1.75rem] md:gap-x-0 xl:gap-x-[1.875rem]\"\u003e\n\u003cdiv class=\"text-body-4 w-full font-light py-5 pl-4 md:py-6 md:pl-6 text-rad-gray-70\"\u003e\n\u003cdiv class=\"max-w-[8rem] break-words\"\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eFire Safety\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 28.2969px;\"\u003e\n\u003cth style=\"width: 31.0909%; text-align: left; height: 28.2969px;\"\u003ePart Number\u003c\/th\u003e\n\u003ctd style=\"width: 68.5455%; height: 28.2969px;\"\u003e\u003cspan data-sheets-root=\"1\"\u003eUDACT-2\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 23.7188px;\"\u003e\n\u003cth style=\"width: 31.0909%; text-align: left; height: 23.7188px;\"\u003e\u003cspan\u003eSubcategory\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 68.5455%; height: 23.7188px;\"\u003e\u003cspan data-sheets-root=\"1\"\u003e\u003cspan\u003eFire Alarm Control\u003c\/span\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 33.1875px;\"\u003e\n\u003cth style=\"width: 31.0909%; text-align: left; height: 33.1875px;\"\u003e\u003cspan\u003ePower Input\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 68.5455%; height: 33.1875px;\"\u003e\u003cspan data-sheets-root=\"1\"\u003e\u003cspan\u003e24 VDC (regulated), 21.2–28.2 VDC range\u003c\/span\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 26.1875px;\"\u003e\n\u003cth style=\"width: 31.0909%; text-align: left; height: 26.1875px;\"\u003e\u003cspan\u003eStandby Current\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 68.5455%; height: 26.1875px;\"\u003e\u003cspan data-sheets-root=\"1\"\u003e\u003cspan\u003e40 mA\u003c\/span\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 31.0909%; text-align: left; height: 39.1875px;\"\u003eCurrent While Communicating\u003c\/th\u003e\n\u003ctd style=\"width: 68.5455%; height: 39.1875px;\"\u003e75 mA\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 31.0909%; text-align: left; height: 39.1875px;\"\u003eMax Current (relay activated)\u003c\/th\u003e\n\u003ctd style=\"width: 68.5455%; height: 39.1875px;\"\u003e100 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 27.5938px;\"\u003e\n\u003cth style=\"width: 31.0909%; text-align: left; height: 27.5938px;\"\u003eProgramming Interface\u003c\/th\u003e\n\u003ctd style=\"width: 68.5455%; height: 27.5938px;\"\u003eUSB and EIA-485 (VeriFire Tools)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 31.0909%; text-align: left; height: 19.5938px;\"\u003eReporting Capacity\u003c\/th\u003e\n\u003ctd style=\"width: 68.5455%; height: 19.5938px;\"\u003eUp to 2,040 points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 26.1875px;\"\u003e\n\u003cth style=\"width: 31.0909%; text-align: left; height: 26.1875px;\"\u003ePhone Line Support\u003c\/th\u003e\n\u003ctd style=\"width: 68.5455%; height: 26.1875px;\"\u003eDual line supervision with voltage detect\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 26.1875px;\"\u003e\n\u003cth style=\"width: 31.0909%; text-align: left; height: 26.1875px;\"\u003eMessage Rate\u003c\/th\u003e\n\u003ctd style=\"width: 68.5455%; height: 26.1875px;\"\u003e14 point trouble messages\/hour\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 32.1875px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 31.0909%; text-align: left; height: 32.1875px;\"\u003eCommunication Formats\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 68.5455%; height: 32.1875px;\"\u003eAdemco Contact ID (required), 4+2 Standard, SIA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 24.1875px;\"\u003e\n\u003cth style=\"width: 31.0909%; text-align: left; height: 24.1875px;\"\u003eMounting Options\u003c\/th\u003e\n\u003ctd style=\"width: 68.5455%; height: 24.1875px;\"\u003ePanel or remote in ABS-8RB, UBS-1B\/R\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 31.0909%; text-align: left; height: 19.5938px;\"\u003eUL Listed Receivers\u003c\/th\u003e\n\u003ctd style=\"width: 68.5455%; height: 19.5938px;\"\u003eAdemco 685, MX8000, SurGard MLR2, Silent Knight, etc.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 31.0909%; text-align: left; height: 19.5938px;\"\u003eAgency Approvals\u003c\/th\u003e\n\u003ctd style=\"width: 68.5455%; height: 19.5938px;\"\u003eUL, FM, CSFM, FDNY\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 31.0909%; text-align: left; height: 39.1875px;\"\u003eDimensions\u003c\/th\u003e\n\u003ctd style=\"width: 68.5455%; height: 39.1875px;\"\u003e6.75\" x 4.25\" (17.145 x 10.795 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 20.5625px;\"\u003e\n\u003cth style=\"width: 31.0909%; text-align: left; height: 20.5625px;\"\u003eWeight\u003c\/th\u003e\n\u003ctd style=\"width: 68.5455%; height: 20.5625px;\"\u003e\u003cspan\u003e0.10 lbs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003cspan style=\"font-size: 0.875rem;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cspan data-sheets-root=\"1\"\u003eUDACT-2\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe UDACT-2 is engineered to transmit system status, including alarms, troubles, supervisory signals, and power losses, from Notifier control panels to a central station. It supports both modern and legacy panels—such as NFS-3030, NFS2-3030, NFS2-640, and the NCA-2 annunciator—and can report up to 2,040 points via the Ademco Contact ID protocol. The module supports dual phone lines with line voltage detection, helping ensure reliable communication under all conditions.\u003c\/p\u003e\n\u003cp\u003eProgramming and firmware updates are completed via VeriFire® Tools through USB or serial port. The device includes an EIA-485 interface to the host panel and supports real-time clock stamping, extensive event annunciation (manual test, AC fail, battery loss, etc.), and transmission of up to 14 trouble messages per hour. It can be mounted in the panel or in a remote ABS\/metal enclosure and is approved by UL, FM, CSFM, and FDNY.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWide System Compatibility: Works with Notifier NFS-series panels, legacy models, and the NCA-2 annunciator.\u003c\/li\u003e\n\u003cli\u003eHigh-Capacity Reporting: Supports reporting for up to 2,040 points using Ademco Contact ID format.\u003c\/li\u003e\n\u003cli\u003eDual Phone Line Monitoring: Includes line voltage detection and auto-switching between two phone lines.\u003c\/li\u003e\n\u003cli\u003eUSB and EIA-485 Interfaces: Allows easy programming and integration via VeriFire® Tools.\u003c\/li\u003e\n\u003cli\u003eMulti-Zone Signal Support: Transmits alarm, trouble, supervisory, bell trouble, battery loss, and AC fail conditions.\u003c\/li\u003e\n\u003cli\u003eFlexible Mounting Options: Installs in-panel or remotely using ABS or metal enclosures (ABS-8RB, UBS-1B\/R).\u003c\/li\u003e\n\u003cli\u003eEvent Annunciation \u0026amp; Testing: Includes test signals, kiss-off timers, line seize indicators, and communication fail status.\u003c\/li\u003e\n\u003cli\u003eLow Power Consumption: Draws just 40 mA standby, 75 mA during communication.\u003c\/li\u003e\n\u003cli\u003eReal-Time Clock and Relay Output: Tracks events accurately and supports open-collector relay driver for failure alerts.\u003c\/li\u003e\n\u003cli\u003eUL Listed Receiver Compatibility: Approved for use with Ademco, SurGard, Radionics, FBI CP, and other central station receivers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe UDACT-2 enables centralized monitoring of fire alarm events with high-capacity communication, protocol flexibility, and reliable phone-line supervision.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Notifier","offers":[{"title":"Default Title","offer_id":49105315660032,"sku":"UDACT-2","price":1666.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/s-l1600_edcfc91a-6ad0-4411-9434-15b8b6bd4765.webp?v=1785544802","url":"https:\/\/alotechparts.com\/products\/udact-2-notifier-universal-digital-alarm-communicator-transmitter","provider":"Alo Tech Solutions","version":"1.0","type":"link"}