{"product_id":"liftmaster-k41-0374-000","title":"LiftMaster K41-0374-000 MAXUM J\/H 700 Motor, Gearbox and Encoder — Non-3-Inch Shaft","description":"\u003cp\u003e\u003cstrong\u003eThe LiftMaster K41-0374-000 is the combined motor, gearbox and encoder service assembly identified in MAXUM documentation for the J\/H 700 non-3-inch-shaft arrangement. The source describes a 24 VDC motor assembly. Match the exact operator, drive role and shaft configuration before ordering; the manufacturer separately lists K41-0540-000 for the J\/H 700 three-inch-shaft arrangement. Select the replacement by the complete part number and the installed equipment configuration. A similar photograph or a shared LiftMaster brand name does not establish interchangeability. Confirm the applicable service drawing before ordering so the repair addresses the correct component and its related mounting, connection and operating requirements.\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\u003eJ\/H 700 non-3-inch shaft\u003c\/td\u003e\n\u003ctd\u003eConfirm K41-0374-000 in the current service table.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJ\/H 700 three-inch shaft\u003c\/td\u003e\n\u003ctd\u003eManufacturer lists a separate assembly reference.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTrolley 700\u003c\/td\u003e\n\u003ctd\u003eDo not transfer jackshaft\/hoist assembly fit to trolley equipment.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHigher sizes or duty classes\u003c\/td\u003e\n\u003ctd\u003eNo universal motor\/gearbox conversion is established.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eIdentify the Assembly and Plan the Repair\u003c\/h2\u003e\u003cp\u003eThe complete assembly must match the installed mechanical and feedback configuration. Have qualified personnel diagnose the supply, motor circuit, gearbox and door condition before choosing replacement. Record the operator and existing assembly labels and compare the exact shaft arrangement rather than select from the 700 designation or motor voltage alone.\u003c\/p\u003e\u003cp\u003eA combined assembly is different from a bare motor, encoder-only kit or separate drive sprocket. Confirm the current supplied mounting and connection pieces and follow the exact manufacturer replacement procedure. Restore the approved drive alignment and wiring and complete the prescribed commissioning and protection tests. Replacement does not authorize increasing the door capacity or using another duty-class assembly without an approved conversion.\u003c\/p\u003e\u003cp\u003eAn electrical symptom does not identify the failed component by itself. Have qualified service personnel inspect the supply, wiring, connections and equipment condition before replacing parts. Record existing labels and terminal references with power safely isolated. A replacement should restore the documented circuit arrangement; it should not be used to change operating voltage, defeat a protective function or compensate for a mechanical load that the equipment cannot safely move.\u003c\/p\u003e\u003ch2\u003eSpecifications and Product Identification\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\u003eOrdering reference\u003c\/td\u003e\n\u003ctd\u003eK41-0374-000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eComponent\u003c\/td\u003e\n\u003ctd\u003eCombined motor, gearbox and encoder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer application\u003c\/td\u003e\n\u003ctd\u003eJ\/H 700, non-3-inch shaft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSource motor designation\u003c\/td\u003e\n\u003ctd\u003e24 VDC; confirm full current assembly specification\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeparate three-inch reference\u003c\/td\u003e\n\u003ctd\u003eK41-0540-000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTrolley distinction\u003c\/td\u003e\n\u003ctd\u003eT 700 assembly has a separate reference\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eBefore Ordering\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRecord the complete equipment model, serial information and installed service reference.\u003c\/li\u003e\n\u003cli\u003eConfirm K41-0374-000 in the current service table.\u003c\/li\u003e\n\u003cli\u003eManufacturer lists a separate assembly reference.\u003c\/li\u003e\n\u003cli\u003eDo not transfer jackshaft\/hoist assembly fit to trolley equipment.\u003c\/li\u003e\n\u003cli\u003eConfirm the current supplied inventory and exact installation and final testing instructions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Contents and Separate Requirements\u003c\/h2\u003e\u003cp\u003eThis offer identifies the combined motor, gearbox and encoder service assembly. Confirm the current supplied mounting and connection inventory. A main board, transformer, hoist chain, output sprocket package, rail and complete operator are not established as included. Obtain separate damaged components after checking the exact failure and approved configuration.\u003c\/p\u003e\u003ch2 class=\"safety-warning\"\u003eSafety Warnings — Read Before Installation or Service\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eWARNING: Electrical service can expose hazardous voltage and moving equipment. Use qualified service personnel and electrical personnel where required.\u003c\/li\u003e\n\u003cli\u003eDisconnect every applicable mains, battery and auxiliary supply before work. Follow the equipment instructions for stored energy and safe isolation.\u003c\/li\u003e\n\u003cli\u003eDo not bypass grounding, overload protection, monitored safety devices or fire-control functions to make the equipment operate. Diagnose the underlying fault.\u003c\/li\u003e\n\u003cli\u003eRestore covers and wiring protection, then complete the model-specific functional and safety checks before returning the installation to normal use.\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-photocell-kit-indoor-only-for-30-wide-openings\"\u003eCPS-U monitored photo eyes\u003c\/a\u003e — separate protection devices for approved commercial-door controls; match the operator and environment.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/garage-doorparts.com\/products\/liftmaster-extended-duty-trolley-operator\"\u003eTDC12X1BMC MAXUM trolley operator\u003c\/a\u003e — a complete-operator comparison, not evidence that this legacy service part fits MAXUM.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eIs this only a bare motor?\u003c\/h3\u003e\u003cp\u003eNo. The manufacturer identifies the motor, gearbox and encoder together.\u003c\/p\u003e\u003ch3\u003eWill it fit the three-inch-shaft version?\u003c\/h3\u003e\u003cp\u003eThe manufacturer lists K41-0540-000 for that arrangement; confirm the exact current recommendation.\u003c\/p\u003e\u003ch3\u003eIs it the trolley 700 assembly?\u003c\/h3\u003e\u003cp\u003eNo general trolley fit is established. T 700 has a separate assembly reference.\u003c\/p\u003e\u003ch3\u003eDoes it upgrade operator capacity?\u003c\/h3\u003e\u003cp\u003eNo new capacity or duty-class conversion is established. Restore the approved complete configuration.\u003c\/p\u003e\u003ch2\u003eNeed Help Confirming the Right Product?\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 equipment model, readable part labels and photographs of the installed assembly. Include the dimensions, electrical configuration or accessory details relevant to your project so the listing can be checked against the actual installation.\u003c\/p\u003e","brand":"Controlled products","offers":[{"title":"Default Title","offer_id":60730303906078,"sku":"K41-0374-000","price":1218.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0978\/2781\/5710\/files\/k41-0374-000.png?v=1793254937","url":"https:\/\/garage-doorparts.com\/products\/liftmaster-k41-0374-000","provider":"garage-doorparts.com","version":"1.0","type":"link"}