{"product_id":"bosch-d1257rb-two-button-fire-annunciator-with-vacuum-fluorescent-display","title":"Bosch D1257RB Two-Button Fire Annunciator with Vacuum Fluorescent Display","description":"\u003ch4\u003eDescription\u003c\/h4\u003e\n\u003cp\u003eThe Bosch D1257RB is a two-button fire annunciator designed to display fire alarm system status and events for Bosch GV-series control panels. It features a vacuum fluorescent display (VFD) that provides clear, easy-to-read system messages and event information. Commonly installed in building entrances and public access areas, the annunciator allows personnel and emergency responders to quickly identify fire alarm conditions and system status.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBosch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFire Alarm Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eD1257RB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFire Annunciators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRemote Fire Alarm Annunciator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDisplay Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVacuum Fluorescent Display (VFD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSDI Bus Communication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNavigation Controls\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTwo Button Navigation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSounder\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBuilt-in Multi-Tone Sounder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBosch GV4, GV3, GV2 Control Panels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFirmware Requirement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVersion 7.04 or Higher (GV2 Panels)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInstallation Location\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePublic Access Areas \/ Building Entrances\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProgrammable Text\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCustom Labels for Each Point\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFire Alarm System Status and Event Monitoring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.5 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cspan data-sheets-root=\"1\"\u003eD1257RB\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe D1257RB is a remote fire annunciator developed by Bosch Security Systems for integration with GV4, GV3, and GV2 fire and security control panels. It communicates through the SDI bus, allowing the device to display system events and status messages from the connected fire alarm control panel. The annunciator includes two navigation buttons that enable users to scroll through system events and alarms to identify the type and location of emergencies. A built-in multi-tone sounder provides audible alerts to notify occupants and assist emergency personnel in locating the annunciator during fire events.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTwo-Button Navigation Interface: Simple controls allow users to scroll through system events and alarm messages.\u003c\/li\u003e\n\u003cli\u003eVacuum Fluorescent Display (VFD): Bright, high-contrast display provides clear system status information in English.\u003c\/li\u003e\n\u003cli\u003eBosch GV Panel Compatibility: Designed for use with Bosch GV4, GV3, and GV2 control panels (firmware 7.04 or higher).\u003c\/li\u003e\n\u003cli\u003eSDI Bus Communication: Connects directly to the system data interface bus for reliable communication with the control panel.\u003c\/li\u003e\n\u003cli\u003ePublic Area Installation: Suitable for installation in building entrances or areas with unrestricted access.\u003c\/li\u003e\n\u003cli\u003eEvent Identification Capability: Allows emergency responders to quickly determine the type and location of alarms.\u003c\/li\u003e\n\u003cli\u003eBuilt-In Multi-Tone Sounder: Provides audible alerts for fire system events and helps responders locate the unit.\u003c\/li\u003e\n\u003cli\u003eProgrammable Text Labels: Custom messages can be assigned to individual system points for easier identification.\u003c\/li\u003e\n\u003cli\u003eRemote Annunciation: Displays fire system status without requiring access to the main control panel.\u003c\/li\u003e\n\u003cli\u003eDurable Security System Component: Designed for reliable operation in commercial fire alarm and security systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe D1257RB delivers the reliability and precision required for remote fire alarm annunciation and system status monitoring in commercial fire protection systems.\u003c\/p\u003e","brand":"Bosch","offers":[{"title":"Default Title","offer_id":49104787800320,"sku":"D1257RB","price":307.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/s-l1600_439e9401-d819-48d0-9e8b-dbdaa1b2e10a.webp?v=1785532941","url":"https:\/\/alotechparts.com\/products\/bosch-d1257rb-two-button-fire-annunciator-with-vacuum-fluorescent-display","provider":"Alo Tech Solutions","version":"1.0","type":"link"}