{"product_id":"liftmaster-htrnb-heater-kit-for-ac-operators","title":"Liftmaster HTRNB Heater Kit For AC Gate Operators","description":"\u003ch2\u003eCold-Weather Heater Kit for LiftMaster Gate Operators\u003c\/h2\u003e\n\u003cp\u003eThe LiftMaster HTRNB is a UL-listed heater accessory built to protect commercial AC and DC gate operators in subzero conditions. Designed for mounting directly to the operator frame, it safeguards control boards and components down to -40°F. This kit is compatible with multiple industrial-grade LiftMaster slide and swing gate models and includes a factory-set thermostat, wiring accessories, and mounting hardware.\u003cstrong style=\"font-size: 0.875rem;\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtreme cold protection:\u003c\/strong\u003e Rated to -40°F for harsh winter environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage range:\u003c\/strong\u003e Supports 110–250 VAC single- or three-phase input\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermostat included:\u003c\/strong\u003e Adjustable range between 45°F and 60°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame mounting only:\u003c\/strong\u003e Not compatible with battery bracket installations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete kit:\u003c\/strong\u003e Includes heater, bracket, thermostat, clips, and hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperator safety:\u003c\/strong\u003e Allow 15-minute cooldown before servicing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL tested:\u003c\/strong\u003e Meets LiftMaster OEM quality and reliability standards\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible models:\u003c\/strong\u003e Works with SL585U, SL595U, SL585UL, CSW200U, SL3000U\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 HTRNB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Range:\u003c\/strong\u003e -40°F minimum operating temperature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermostat Setting:\u003c\/strong\u003e Adjustable 45°F–60°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Input:\u003c\/strong\u003e 110–250 VAC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Direct-to-frame; not compatible with battery brackets\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKit Includes:\u003c\/strong\u003e Heater, thermostat, heater bracket, 10-32 x 3\/8\" screws (2), wire nuts (2), watertight connector, wire clips (4)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety Notes:\u003c\/strong\u003e Disconnect power before installation; allow heater to cool before servicing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eConclusion\u003c\/h3\u003e\n\u003cp\u003eThe HTRNB heater kit is a factory-tested, UL-listed cold-weather accessory engineered to safeguard gate operator electronics in freezing conditions. With universal AC voltage input and robust installation components, it is a trusted choice for securing high-traffic commercial gate systems in harsh climates. Elite supports full integration across all compatible LiftMaster operators.\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003ca class=\"elite-button\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0141\/9617\/8998\/files\/HTRNB_manual.pdf?v=1672541652\" target=\"_blank\"\u003eDownload Manual\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"LiftMaster","offers":[{"title":"Default Title","offer_id":20371612532790,"sku":"HTRNB","price":299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0141\/9617\/8998\/products\/LiftmasterHTRNB.jpg?v=1753915441","url":"https:\/\/theelitegateoffers.com\/products\/liftmaster-htrnb-heater-kit-for-ac-operators","provider":"Elite Gates","version":"1.0","type":"link"}