{"product_id":"jack-n9-d","title":"JACK N9-D AI-Powered Direct Drive Computerized Electronic Lockstitch Buttonhole Machine (25mm x 4mm) - Complete Setup, Table, Stand Included","description":"\u003cp\u003eThe Jack N9-D is the \u003cstrong\u003enext-generation AI-powered electronic lockstitch buttonhole machine\u003c\/strong\u003e — the direct successor to the industry-standard JK-T1790 series. Built on Jack's newest intelligent platform, the N9-D features \u003cstrong\u003eAI-driven material adaptation\u003c\/strong\u003e that automatically detects fabric thickness and density, then adjusts tension, speed, and stitch parameters in real time to deliver perfect buttonholes on every garment, every time — eliminating manual setup adjustments between fabric types.\u003c\/p\u003e\n\u003cp\u003ePowered by a direct drive servo motor with built-in stepper motors for fabric feed, needle bar, and knife operation, the N9-D produces clean, precise buttonholes at speeds up to 4,200 stitches per minute. The semi-dry head design eliminates oil staining, while the integrated touchscreen control panel provides 31 pre-installed buttonhole patterns expandable to 500 user-defined patterns via USB import.\u003c\/p\u003e\n\u003cp\u003eIdeal for shirts and blouses, dress shirts, polo shirts, trousers, lightweight jackets, uniforms, and any garment production requiring fast, repeatable, precision buttonholes across a variety of fabric types — without the constant parameter tweaking that older machines demand.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eJack N9-D AI Electronic Buttonhole Machine (Ships Assembled)\u003c\/li\u003e\n  \u003cli\u003eBuilt-in Direct Drive Servo Motor\u003c\/li\u003e\n  \u003cli\u003eAI Material Adaptation System\u003c\/li\u003e\n  \u003cli\u003eAutomatic Thread Trimmer\u003c\/li\u003e\n  \u003cli\u003eAutomatic Presser Foot Lifter\u003c\/li\u003e\n  \u003cli\u003eIntegrated Side Cutter Knife\u003c\/li\u003e\n  \u003cli\u003eTouchscreen Control Panel\u003c\/li\u003e\n  \u003cli\u003eIndustrial Table and Stand\u003c\/li\u003e\n  \u003cli\u003eStandard Needle Set and Bobbins\u003c\/li\u003e\n  \u003cli\u003eUSB for Pattern Import\u003c\/li\u003e\n  \u003cli\u003eOperator's Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNext-generation AI material adaptation\u003c\/strong\u003e — auto-detects fabric thickness and adjusts tension\/speed\/parameters in real time\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect successor to the JK-T1790 platform\u003c\/strong\u003e — proven buttonhole performance enhanced with intelligent automation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e25mm × 4mm buttonhole capacity\u003c\/strong\u003e for standard apparel applications\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect drive servo motor\u003c\/strong\u003e — quiet, energy-efficient, low vibration, belt-free operation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e4,200 stitches per minute\u003c\/strong\u003e maximum sewing speed for production-line throughput\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSemi-dry head design\u003c\/strong\u003e — no oil, no fabric staining, clean operation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e31 pre-installed buttonhole patterns\u003c\/strong\u003e + memory for up to 500 user-designed patterns\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUSB port\u003c\/strong\u003e for pattern import, software updates, and design transfer\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSide cutter\u003c\/strong\u003e with 1\/4\" – 3\/4\" standard cutting range, expandable to 1-1\/4\" with proper gauge set\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eElectronic tension\u003c\/strong\u003e with 2 presets — set different tensions for each edge of the buttonhole\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-cut and continuous sewing\u003c\/strong\u003e capability for varied applications\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntegrated cooling fan\u003c\/strong\u003e extends machine life\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAutomatic thread trimmer + automatic presser foot lifter\u003c\/strong\u003e for hands-free cycle operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eShirts, blouses, and dress shirts\u003c\/li\u003e\n  \u003cli\u003ePolo shirts and casual apparel\u003c\/li\u003e\n  \u003cli\u003eTrousers, pants, and chinos\u003c\/li\u003e\n  \u003cli\u003eLightweight jackets and outerwear\u003c\/li\u003e\n  \u003cli\u003eUniforms, workwear, and school uniforms\u003c\/li\u003e\n  \u003cli\u003eChildren's clothing\u003c\/li\u003e\n  \u003cli\u003eHigh-volume garment factory production\u003c\/li\u003e\n  \u003cli\u003eApplications requiring fabric-type variety without manual machine retuning\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eJack\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eN9-D\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMachine Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAI-Powered Electronic Lockstitch Buttonhole Machine\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlatform\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew Generation (Replaces JK-T1790 Series)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAI System\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAutomatic Material Adaptation (Real-Time Parameter Adjustment)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStitch Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e301 Lockstitch Buttonhole\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eButtonhole Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e25 × 4 mm (1\" × 5\/32\")\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSide Cutter Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\/4\" – 3\/4\" standard (up to 1-1\/4\" with proper gauge set)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eParallel Interspace\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.2 – 2.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Sewing Speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4,200 sti\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of Needles\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of Threads\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNeedle System\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDP×5 #9–#16\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePresser Foot Clearance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e17 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThread Trimmer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAutomatic\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePresser Foot Lifter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAutomatic\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePattern Memory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e31 Pre-installed + Up to 500 User Patterns\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePattern Input\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTouchscreen + USB Import\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl Panel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLCD Touchscreen\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eElectronic Tension\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes (2 Presets per Buttonhole Edge)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLubrication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSemi-Dry Head (No Oil)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCooling\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIntegrated Cooling Fan\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMotor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBuilt-in Direct Drive Servo Motor\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e110V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLight to Medium\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTable Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20\" x 47\"\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShipping Pallet Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48\" x 40\" x 42\"\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIncludes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eComplete Setup with Table and Stand\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAssembly\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eShips Assembled\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Jack","offers":[{"title":"Default Title","offer_id":52063084675374,"sku":null,"price":7840.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/1514\/8334\/files\/N9D3.jpg?v=1779723503","url":"https:\/\/suprasewing.com\/products\/jack-n9-d","provider":"Supra Sewing Online, Llc","version":"1.0","type":"link"}