{"product_id":"fire-lite-mmf-302-fire-alarm-2-wire-smoke-detector-interface-module-new-3","title":"Fire-Lite MMF-302 Fire Alarm 2-wire Smoke Detector Interface Module (NEW)","description":"\u003cp\u003e\u003cstrong\u003eFire-Lite MMF-302 Fire Alarm 2-wire Smoke Detector Interface Module\u003c\/strong\u003e - This high-performance interface module enables seamless integration of 2-wire smoke detectors into intelligent fire alarm control panels. It provides reliable monitoring and power management for conventional detection zones within complex life-safety systems.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Technical Specifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Voltage Range:\u003c\/strong\u003e 15 to 32 VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Standby Current:\u003c\/strong\u003e 375 µA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Alarm Current:\u003c\/strong\u003e 5 mA (LED latched on)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Wiring Resistance:\u003c\/strong\u003e 25 Ohms\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e 32°F to 120°F (0°C to 49°C)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eEngineered to exceed the performance metrics of older, legacy interface devices, this module offers enhanced communication stability and reduced noise interference. While previous generations often struggled with signal degradation over long wire runs, the MMF-302 utilizes advanced digital signaling to ensure consistent, real-time status reporting back to the main control panel.\u003c\/p\u003e\u003ch3\u003eAdvanced System Integration and Performance\u003c\/h3\u003e\u003cp\u003eThe MMF-302 excels by providing a supervised connection between the intelligent SLC loop and a conventional 2-wire smoke detector circuit. By incorporating sophisticated end-of-line resistor monitoring, the unit ensures that every connected device remains fully operational and supervised against open or short circuits.\u003c\/p\u003e\u003cp\u003eBeyond simple monitoring, this module streamlines maintenance workflows through its compact, mountable design compatible with standard electrical boxes. Its robust internal circuitry is specifically hardened against electrical surges, ensuring long-term reliability in demanding fire alarm environments where uptime is critical to safety and compliance.\u003c\/p\u003e","brand":"Fire-Lite","offers":[{"title":"Default Title","offer_id":53305305268518,"sku":"127488413479","price":31.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0902\/3789\/4950\/files\/medium_5448677b-20a2-44b7-8c0e-1c6ca1d06255.jpg?v=1780707478","url":"https:\/\/firealarmstore.com\/products\/fire-lite-mmf-302-fire-alarm-2-wire-smoke-detector-interface-module-new-3","provider":"Incendico Fire Alarm Store","version":"1.0","type":"link"}