{"product_id":"mircom-ma-485a-intercom-amplifier-4-wire","title":"Mircom MA-485A Intercom Amplifier (4-Wire)","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe Mircom MA-485A is an intercom amplifier that provides the audio amplification, control, and power needed to operate apartment intercom systems. It supports communication between IS-489 suite stations and a vestibule panel, includes Automatic Level Control (ALC) for two-way voice intelligibility, and supplies both AC (buzzing) and DC (silent) door strike action. The unit also incorporates timed door release, silent door release, and post office release functions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAutomatic Level Control (ALC) for consistent two-way voice communication\u003c\/li\u003e\n  \u003cli\u003eProvides AC (buzzing) and DC (silent) door strike action; RL-401A relay required for multiple vestibules (one per two vestibules)\u003c\/li\u003e\n  \u003cli\u003eBuilt-in timed door release, silent door release, and post office release; compatible with IS-489 series stations; 4-wire speaker-type configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Highlights\u003c\/h4\u003e\n\u003cp\u003eSpeaker-type intercom amplifier with ALC, AC\/DC door strike support, and built-in door release controls\u003c\/p\u003e\n\u003ch3\u003eProduct Information\u003c\/h3\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: MIRCOM\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: MA-485A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e: Canada\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: Mircom\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer\u003c\/strong\u003e: Mircom Technologies Ltd\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number (MPN)\u003c\/strong\u003e: MA-485A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOther Part Numbers\u003c\/strong\u003e: MI-MA485A; 797686; MIR-MA485A; 214670\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Name\u003c\/strong\u003e: MA-485A Intercom Amplifier\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: Speaker-type intercom amplifier (4-wire)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel\u003c\/strong\u003e: MA-485A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication \/ Compatible With\u003c\/strong\u003e: Communication between IS-489 suite stations and vestibule (lobby) panels; compatible with IS-489, IS-489-1, IS-401B, IS-51-2, IS-51-3\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAutomatic Level Control\u003c\/strong\u003e: Yes (ALC for two-way voice communication)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDoor Strike Action\u003c\/strong\u003e: AC (buzzing) and DC (silent)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-in Controls\u003c\/strong\u003e: Timed door release; silent door release; post office release\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Vestibule Requirement\u003c\/strong\u003e: RL-401A relay units required; one RL-401A per two vestibules\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCategory\u003c\/strong\u003e: Apartment intercom systems \/ Sound amplifier\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e: Canada\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManual\u003c\/strong\u003e: LT-445 MA-485 Installation and Operation Manual (English)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSKU\u003c\/strong\u003e: 214670\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"MIRCOM","offers":[{"title":"Default Title","offer_id":51783090831666,"sku":"MA-485A","price":544.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/MA-485A-Intercom-Amplifier-left.jpg?v=1789185552","url":"https:\/\/voomisupply.com\/products\/mircom-ma-485a-intercom-amplifier-4-wire","provider":"Voomi Supply","version":"1.0","type":"link"}