{"product_id":"ecs-ce4-silent-knight-4-circuit-audio-expander-module","title":"ECS-CE4 | Silent Knight 4-Circuit Audio Expander Module","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-end=\"396\" data-start=\"144\"\u003eThe Silent Knight ECS-CE4 is a 4-circuit audio expander designed for use with fire alarm and emergency communication systems. It provides additional supervised audio circuits, enabling flexible distribution of emergency messages in large facilities.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"width: 99.964%; height: 352.8px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.0548%; height: 19.6px;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 72.812%; height: 19.6px;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.0548%; height: 19.6px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 72.812%; height: 19.6px;\"\u003eSilent Knight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.0548%; height: 19.6px;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 72.812%; height: 19.6px;\"\u003eFire \u0026amp; Life Safety\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.0548%; height: 19.6px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 72.812%; height: 19.6px;\"\u003eECS-CE4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.0548%; height: 19.6px;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 72.812%; height: 19.6px;\"\u003eAudio Expanders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.0548%; height: 19.6px;\"\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 72.812%; height: 19.6px;\"\u003e4-Circuit Audio Expander Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.0548%; height: 19.6px;\"\u003e\u003cstrong\u003eCircuits Provided\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 72.812%; height: 19.6px;\"\u003e4 Supervised Speaker Circuits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.0548%; height: 19.6px;\"\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 72.812%; height: 19.6px;\"\u003eSupplied by Control Panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.0548%; height: 19.6px;\"\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 72.812%; height: 19.6px;\"\u003eSilent Knight ECS\/Fire Alarm Control Panels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.0548%; height: 19.6px;\"\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 72.812%; height: 19.6px;\"\u003eExpands Voice Evacuation and Paging Capabilities\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.0548%; height: 19.6px;\"\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 72.812%; height: 19.6px;\"\u003eEmergency Communication, Voice Evacuation, Mass Notification\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.0548%; height: 19.6px;\"\u003e\u003cstrong\u003eEnclosure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 72.812%; height: 19.6px;\"\u003eInternal Module for Panel Mounting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.0548%; height: 19.6px;\"\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 72.812%; height: 19.6px;\"\u003eUL Listed for ECS Applications\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.0548%; height: 19.6px;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 72.812%; height: 19.6px;\"\u003eStandard Module Size\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.0548%; height: 19.6px;\"\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 72.812%; height: 19.6px;\"\u003eStandard Assembly Finish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 27.0548%; height: 39.2px;\"\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 72.812%; height: 39.2px;\"\u003e32°F to 120°F (0°C to 49°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.0548%; height: 19.6px;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 72.812%; height: 19.6px;\"\u003e1.2 lb (approx.)\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 ECS-CE4\u003c\/h4\u003e\n\u003cp\u003eThe ECS-CE4 is part of Silent Knight’s emergency communication system (ECS) line, built to expand audio capabilities for voice evacuation and mass notification. Operating as a supervised module, it adds four speaker circuits for distributing paging or prerecorded messages throughout a building. The unit is compatible with Silent Knight fire alarm control panels and integrates seamlessly to support code-compliant life safety systems. UL listed for emergency communication, the ECS-CE4 is suitable for schools, hospitals, commercial buildings, and other facilities requiring scalable audio coverage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAudio Expansion Module: Adds 4 supervised audio circuits to ECS systems.\u003c\/li\u003e\n\u003cli\u003eSupervised Operation: Continuously monitors wiring and speaker integrity.\u003c\/li\u003e\n\u003cli\u003eSystem Compatibility: Works with Silent Knight fire alarm and ECS control panels.\u003c\/li\u003e\n\u003cli\u003eFlexible Audio Distribution: Supports paging, voice evacuation, and mass notification.\u003c\/li\u003e\n\u003cli\u003eCode-Compliant: UL listed for emergency communication use.\u003c\/li\u003e\n\u003cli\u003eScalable Design: Allows facilities to expand coverage as system needs grow.\u003c\/li\u003e\n\u003cli\u003eDurable Construction: Built for long-term reliability in commercial installations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe ECS-CE4 delivers the reliability and precision required for expanding voice communication in life-safety and emergency notification systems.\u003c\/p\u003e","brand":"Silent Knight","offers":[{"title":"Default Title","offer_id":49105185440000,"sku":"ECS-CE4","price":702.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/ecs-ce4_edited.jpg?v=1785542097","url":"https:\/\/alotechparts.com\/products\/ecs-ce4-silent-knight-4-circuit-audio-expander-module","provider":"Alo Tech Solutions","version":"1.0","type":"link"}