{"product_id":"liftmaster-423lm-three-channel-coaxial-receiver-390mhz","title":"LiftMaster 423LM Three-Channel Coaxial Receiver  - 390MHz","description":"\u003ch2\u003e390MHz Three-Channel Universal Coaxial Receiver\u003c\/h2\u003e\n\u003cp\u003eThe LiftMaster 423LM is a \u003cstrong\u003ethree-channel universal coaxial receiver\u003c\/strong\u003e designed for commercial and industrial applications. Operating at 390MHz, this receiver allows control of up to three garage door or gate operators using multi-button transmitters. It supports \u003cstrong\u003eOpen, Close, and Stop\u003c\/strong\u003e commands for each channel, ensuring versatile and secure operation across a wide range of LiftMaster and compatible systems.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThree-channel design for independent operation of up to three doors or gates\u003c\/li\u003e\n\u003cli\u003eCompatible with LiftMaster 390MHz remote transmitters\u003c\/li\u003e\n\u003cli\u003eCoaxial antenna connection for enhanced signal reception\u003c\/li\u003e\n\u003cli\u003eSupports Open, Close, and Stop functions for commercial door openers\u003c\/li\u003e\n\u003cli\u003eEasy programming via dedicated Learn buttons (A, B, C)\u003c\/li\u003e\n\u003cli\u003eAdjustable Normally Open (N.O.) or Normally Closed (N.C.) slide switch\u003c\/li\u003e\n\u003cli\u003eEncrypted 390MHz RF signal ensures stable and interference-resistant operation\u003c\/li\u003e\n\u003cli\u003eCompatible with LiftMaster Models 86 Coaxial Cable Kit and Transformer 95 (when required)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e 423LM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency:\u003c\/strong\u003e 390 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannels:\u003c\/strong\u003e 3 independent outputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Rating:\u003c\/strong\u003e 5A @ 28VAC\/DC max\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Requirements:\u003c\/strong\u003e 18–30V AC\/DC, 30mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Type:\u003c\/strong\u003e Wall or operator-mounted enclosure with flanged holes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Type:\u003c\/strong\u003e TV-style F coaxial connector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Transmitters:\u003c\/strong\u003e LiftMaster Series 50, 60, and 80\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse Case:\u003c\/strong\u003e Multi-door commercial and industrial systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance:\u003c\/strong\u003e FCC certified for commercial use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eConclusion\u003c\/h3\u003e\n\u003cp\u003eThe LiftMaster 423LM Three-Channel Coaxial Receiver delivers secure, reliable 390MHz control for multi-door and gate systems. With flexible programming and robust signal performance, it provides professional-grade functionality ideal for commercial environments.\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0141\/9617\/8998\/files\/423LM_manual.pdf\" class=\"elite-button\" target=\"_blank\"\u003eInstallation \/ User Manual\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"LiftMaster","offers":[{"title":"Default Title","offer_id":47554020606260,"sku":"423LM","price":97.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0141\/9617\/8998\/files\/423LM.jpg?v=1753910637","url":"https:\/\/theelitegateoffers.com\/products\/liftmaster-423lm-three-channel-coaxial-receiver-390mhz","provider":"Elite Gates","version":"1.0","type":"link"}