{"product_id":"liftmaster-s505al","title":"LiftMaster S505AL 5-Foot Small-Profile Monitored Safety Edge with Aluminum Channel","description":"\u003cp\u003e\u003cstrong\u003eThe LiftMaster S505AL is a 5-foot small-profile resistive safety edge supplied with an aluminum mounting channel. It is designed for compatible monitored gate-safety applications where a contact edge is specified as part of the entrapment-protection system. The edge can mount vertically or horizontally and must connect through an approved monitored interface for the installed operator. Consider the \u003ca href=\"https:\/\/garage-doorparts.com\/products\/liftmaster-lmwekitu-monitored-wireless-edge-kit-for-gate-operators\"\u003eLMWEKITU\u003c\/a\u003e wireless edge kit where the system permits that connection, and compare the shorter \u003ca href=\"https:\/\/garage-doorparts.com\/products\/liftmaster-small-profile-monitored-edge-with-aluminum-channel-4ft\"\u003eS504AL\u003c\/a\u003e only when a 4-foot edge covers the required protection area.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003eCompatibility — Models, Versions and Exclusions\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eModel or selection point\u003c\/th\u003e\n\u003cth\u003eCompatibility requirement\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eS505AL\u003c\/td\u003e\n\u003ctd\u003e5-foot small-profile resistive edge with aluminum channel.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/garage-doorparts.com\/products\/liftmaster-small-profile-monitored-edge-with-aluminum-channel-4ft\"\u003eS504AL\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e4-foot alternative; use only if it covers the area required by the installation plan.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/garage-doorparts.com\/products\/liftmaster-lmwekitu-monitored-wireless-edge-kit-for-gate-operators\"\u003eLMWEKITU\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eMonitored wireless connection option for compatible LiftMaster resistive edges and approved operators.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhoto-eye protection\u003c\/td\u003e\n\u003ctd\u003eDifferent sensing method; an edge does not automatically replace a required photo eye.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGeneric contact input\u003c\/td\u003e\n\u003ctd\u003eDo not assume compatibility with an unmonitored switch input or arbitrary third-party controller.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eContact Protection, Mounting Coverage and the Monitored Connection\u003c\/h2\u003e\u003cp\u003eA contact edge is positioned where physical contact must be detected. A photo eye monitors an optical path. Those functions address different parts of a protection plan, so one device should not be substituted for the other simply because both are called safety sensors. The installer determines where each approved device is needed.\u003c\/p\u003e\u003cp\u003eMeasure the area that must be protected and account for the mounting channel and connection route. A shorter edge is not a cost-saving substitute if it leaves part of the required zone unprotected. The wireless kit, when used, provides communication between the edge and controls; the edge itself does not become a standalone wireless gate controller.\u003c\/p\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eS505AL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEdge length\u003c\/td\u003e\n\u003ctd\u003e5 feet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProfile\u003c\/td\u003e\n\u003ctd\u003eSmall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor type\u003c\/td\u003e\n\u003ctd\u003eMonitored resistive edge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting channel\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting orientation\u003c\/td\u003e\n\u003ctd\u003eVertical or horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnvironmental rating\u003c\/td\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePublished operating temperature\u003c\/td\u003e\n\u003ctd\u003e-40°C to +65°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eSelecting the Correct Edge\u003c\/h2\u003e\u003cp\u003eMatch the required edge length, profile, mounting location and operator safety interface. The S505AL is the 5-foot small-profile version. A different length or profile should be selected by the actual protected area and approved installation arrangement.\u003c\/p\u003e\u003cp\u003eThe edge must connect through equipment approved for the operator’s monitored safety system. If wireless transmission is needed, confirm the compatible transmitter and receiver arrangement separately.\u003c\/p\u003e\u003ch2\u003eIncluded Component\u003c\/h2\u003e\u003cp\u003eThis item is the resistive edge with its aluminum channel. Verify any required connection equipment and mounting accessories for the intended installation before ordering.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eCan the edge mount vertically?\u003c\/h3\u003e\u003cp\u003eYes. LiftMaster specifies vertical or horizontal mounting.\u003c\/p\u003e\u003ch3\u003eDoes one edge make the entire gate installation compliant?\u003c\/h3\u003e\u003cp\u003eThe installer must identify and protect every entrapment zone. The complete gate, operator and safety-device arrangement must meet the applicable manufacturer requirements.\u003c\/p\u003e\u003ch2 class=\"safety-warning\"\u003eSafety Warnings — Read Before Installation or Service\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eWARNING: An incorrectly selected, positioned or connected safety edge can leave a dangerous entrapment zone unprotected. Installation must be assessed by a trained gate-systems technician.\u003c\/li\u003e\n\u003cli\u003eNever bypass the monitored connection, ignore a safety fault or operate with a damaged edge.\u003c\/li\u003e\n\u003cli\u003eDo not cut or modify the sensing assembly unless the exact manufacturer instructions expressly permit the modification.\u003c\/li\u003e\n\u003cli\u003eTest the installed edge and its monitored fault response as required by the operator and accessory instructions. Keep the gate out of normal service if a required protection device fails.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eRelated Products and Important Differences\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/garage-doorparts.com\/products\/liftmaster-lmwekitu-monitored-wireless-edge-kit-for-gate-operators\"\u003eLMWEKITU monitored wireless edge kit\u003c\/a\u003e — connects compatible resistive edges to an approved operator without a moving-gate-to-control-box cable run; edge sensors are separate.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/garage-doorparts.com\/products\/liftmaster-small-profile-monitored-edge-with-aluminum-channel-4ft\"\u003eS504AL 4-foot small-profile edge\u003c\/a\u003e — compare when the installation calls for a 4-foot protected length. This listing is the longer 5-foot S505AL.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/garage-doorparts.com\/products\/liftmaster-lmrrul-monitored-retro-reflective-photo-eye\"\u003eLMRRUL monitored photo eye\u003c\/a\u003e — compare non-contact beam protection with contact-edge sensing. The installation may require both types in different locations.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eMore Questions Before Ordering\u003c\/h2\u003e\u003ch3\u003eDoes the aluminum channel make it ready to operate by itself?\u003c\/h3\u003e\u003cp\u003eNo. The edge needs correct mounting, an approved monitored connection and a compatible operator response. Confirm the connection equipment separately.\u003c\/p\u003e\u003ch3\u003eCan I replace a 5-foot edge with a 4-foot version?\u003c\/h3\u003e\u003cp\u003eOnly if the installer confirms the required area remains fully protected and the revised arrangement is permitted. Choose the length from the safety layout, not price alone.\u003c\/p\u003e\u003ch2\u003eNeed Help Confirming the Right Part?\u003c\/h2\u003e\u003cp\u003e\u003ca href=\"https:\/\/garage-doorparts.com\/pages\/contact\"\u003eContact Garage-DoorParts.com before ordering\u003c\/a\u003e. Send the full operator model, readable part labels and photographs of the installed assembly. Include dimensions or the control-box model where relevant. We can help compare the listing with the information you provide; final installation suitability should be confirmed by the servicing technician.\u003c\/p\u003e","brand":"LiftMaster","offers":[{"title":"Default Title","offer_id":60655764799774,"sku":"S505AL","price":216.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0978\/2781\/5710\/files\/s505al.jpg?v=1793139846","url":"https:\/\/garage-doorparts.com\/products\/liftmaster-s505al","provider":"garage-doorparts.com","version":"1.0","type":"link"}