{"product_id":"mgj","title":"Commercial Door Operator LiftMaster MGJ","description":"\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003eLiftMaster MGJ Medium-Duty Gear-Reduced Jackshaft Operator\u003c\/strong\u003e\u003cspan\u003e is designed for commercial applications that require a \u003c\/span\u003e\u003cstrong\u003egear-reduced drive system\u003c\/strong\u003e\u003cspan\u003e for reliable and controlled operation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis model is ideal for \u003c\/span\u003e\u003cstrong\u003erolling steel doors, grilles, shutters, and high or vertical-lift sectional overhead doors\u003c\/strong\u003e\u003cspan\u003e used in medium-duty environments. With a maximum of \u003c\/span\u003e\u003cstrong\u003e12 cycles per hour and up to 50 cycles per day\u003c\/strong\u003e\u003cspan\u003e, the MGJ delivers consistent performance while maintaining durability and safety. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe floor-level emergency disconnect allows manual operation during power outages or emergencies. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• Gear-reduced jackshaft operator for medium-duty commercial use \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• Suitable for rolling steel doors, grilles, shutters, and sectional overhead doors \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• Rated duty cycle: up to 12 cycles per hour \/ 50 cycles per day \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• Wall-mounted design \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• Floor-level emergency disconnect for manual operation \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• Solid-state medium-duty logic control board \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• Programmable timer-to-close (5–60 seconds) \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• 3-button control station (Open \/ Close \/ Stop) \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cstrong\u003eRadio receiver:\u003c\/strong\u003e\u003cspan\u003e Security+\u003c\/span\u003eⓇ \u003cspan\u003e\u003c\/span\u003e\u003cspan\u003e 315 MHz \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cstrong\u003eVoltage:\u003c\/strong\u003e\u003cspan\u003e Single-phase 115V \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cstrong\u003eControl circuit:\u003c\/strong\u003e\u003cspan\u003e 24V NEC Class 2 \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cstrong\u003eDrive reduction:\u003c\/strong\u003e\u003cspan\u003e Sealed roller bearings in gear reducer \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cstrong\u003eConstruction:\u003c\/strong\u003e\u003cspan\u003e NEMA 1 electrical box, heavy-duty 11-gauge steel frame with powder-coated finish \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cstrong\u003eWarranty:\u003c\/strong\u003e\u003cspan\u003e 2 years \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation Features\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cstrong\u003eUniversal mounting:\u003c\/strong\u003e\u003cspan\u003e Yes \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cstrong\u003eMaximum door height:\u003c\/strong\u003e\u003cspan\u003e 14 ft standard (additional capability available) \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cstrong\u003eMaximum door width:\u003c\/strong\u003e\u003cspan\u003e 22 ft \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• \u003c\/span\u003e\u003cstrong\u003eMaximum allowable door area:\u003c\/strong\u003e\u003cspan\u003e 320 sq. ft.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0724\/7000\/3878\/files\/LiftMaster-MGJ-Product-Data-Sheet.pdf?v=1769452531\" target=\"_blank\" title=\"LiftMaster-MGJ-Product-Data-Sheet\" rel=\"noopener\"\u003e\u003cstrong\u003eDownload PDF\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003ePrice available upon request. Contact us for a custom quote.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"LiftMaster","offers":[{"title":"Default Title","offer_id":56078141259942,"sku":"LiftMaster -mgj","price":1870.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/7000\/3878\/files\/liftmaster-mgj-medium-duty-gear-reduced-jackshaft-commercial-door-operator_51e3e008-8ce2-4f4c-8ed3-424c207e8e19.png?v=1769011962","url":"https:\/\/safeandhardwarestore.com\/products\/mgj","provider":"Safe \u0026 Hardware Store","version":"1.0","type":"link"}