{"product_id":"jack-h6l-cz-4-long-arm-computerized-heavy-duty-single-needle-top-bottom-feed-lockstitch","title":"JACK® H6L-CZ-4 Computerized Long Arm Heavy-Duty Single Needle Top \u0026 Bottom Feed Lockstitch Sewing Machine","description":"\u003c!-- JMJ HTML Product Description --\u003e\n\u003ch2 style=\"margin-bottom: 10px;\"\u003eJACK® JK H6L-CZ-4 - Long Arm Computerized Heavy-Duty Top \u0026amp; Bottom Feed Walking Foot Lockstitch Machine\u003c\/h2\u003e\n\u003cstyle\u003e\n@keyframes pulseJMJ {\n  0% {transform:scale(1); box-shadow:0 0 0 rgba(249,115,22,0);}\n  50% {transform:scale(1.02); box-shadow:0 0 12px rgba(249,115,22,.35);}\n  100% {transform:scale(1); box-shadow:0 0 0 rgba(249,115,22,0);}\n}\n\u003c\/style\u003e\n\u003cdiv style=\"margin: 16px 0; padding: 14px 18px; border: 2px solid #f97316; border-radius: 10px; background: #fff7ed; text-align: center; animation: pulseJMJ 2s infinite;\"\u003e\n\u003cp style=\"margin: 0; font-weight: 800; font-size: 17px; color: #f97316;\"\u003e✔ COMPLETE ASSEMBLED WITH TABLE AND STAND INCLUDED\u003c\/p\u003e\n\u003cp style=\"margin: 6px 0 0; font-size: 14px; color: #333;\"\u003eReady to sew. No setup needed. Professional installation included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"margin-bottom: 12px; font-weight: 500;\"\u003e14.4\" Long Arm • Heavy Duty • Top \u0026amp; Bottom Feed • Computerized • 750W Direct Drive\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe \u003cstrong\u003eJACK®JK H6L-CZ-4\u003c\/strong\u003e is a computerized heavy-duty single-needle lockstitch sewing machine featuring a \u003cstrong\u003e14.4-inch long-arm workspace\u003c\/strong\u003e and top-and-bottom feed system. Designed for demanding industrial sewing applications, the extended throat area provides additional working space for large, bulky, and heavy materials.\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003ePowered by a powerful \u003cstrong\u003e750W Direct Drive AC servo motor\u003c\/strong\u003e, the H6L-CZ-4 combines heavy-duty feeding performance with advanced electronic automation. The machine operates without an external compressed-air supply, using electric systems for thread trimming and automatic presser foot lifting.\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eDigital stitch length adjustment, programmable segment sewing, automatic start and end bartacking, electronic thread nipping, needle positioning, and integrated controls make the H6L-CZ-4 an advanced solution for professional sewing environments requiring strength, precision, and productivity.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3 style=\"margin-bottom: 8px;\"\u003eKey Features\u003c\/h3\u003e\n\u003cul style=\"margin-bottom: 16px; padding-left: 18px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e14.4\" Long Arm:\u003c\/strong\u003e Extended throat area provides additional workspace for large and bulky materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-Duty Top \u0026amp; Bottom Feed:\u003c\/strong\u003e Provides reliable material feeding and improved control on thick and layered materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e750W Direct Drive Servo Motor:\u003c\/strong\u003e Powerful integrated motor delivers responsive performance with reduced noise and vibration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully Electric Operation:\u003c\/strong\u003e Automatic functions operate without an external compressed-air supply.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectric Thread Trimmer:\u003c\/strong\u003e Automatically trims thread for faster production cycles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectric Presser Foot Lifter:\u003c\/strong\u003e Automatic lifting helps reduce repetitive operator movement and fatigue.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital Stitch Length:\u003c\/strong\u003e Stepper-motor-controlled stitch adjustment eliminates the traditional mechanical stitch length knob.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable Sewing Speed:\u003c\/strong\u003e Allows the operator to set the appropriate speed for different materials and applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgrammable Segment Sewing:\u003c\/strong\u003e Provides repeatable sewing sequences for production operations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic Start \u0026amp; End Bartacking:\u003c\/strong\u003e Automatically reinforces the beginning and end of seams.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectronic Thread Nipper:\u003c\/strong\u003e Improves thread control during automatic sewing operations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeedle Position Sensor:\u003c\/strong\u003e Provides accurate needle stopping position.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHalf \/ Full Stitch Button:\u003c\/strong\u003e Provides additional control for precision sewing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReverse Button:\u003c\/strong\u003e Conveniently positioned for reinforced stitching.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Bobbin Winder:\u003c\/strong\u003e Allows convenient bobbin winding directly on the machine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable LED Work Light:\u003c\/strong\u003e Provides clear illumination around the needle and sewing area.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3 style=\"margin-bottom: 8px;\"\u003eIdeal For\u003c\/h3\u003e\n\u003cul style=\"margin-bottom: 16px; padding-left: 18px;\"\u003e\n\u003cli\u003eHeavy-duty sewing applications.\u003c\/li\u003e\n\u003cli\u003eLarge and bulky sewing projects.\u003c\/li\u003e\n\u003cli\u003eUpholstery.\u003c\/li\u003e\n\u003cli\u003eCanvas.\u003c\/li\u003e\n\u003cli\u003eVinyl.\u003c\/li\u003e\n\u003cli\u003eLeather applications.\u003c\/li\u003e\n\u003cli\u003eAutomotive interiors.\u003c\/li\u003e\n\u003cli\u003eMarine upholstery.\u003c\/li\u003e\n\u003cli\u003eBags and luggage.\u003c\/li\u003e\n\u003cli\u003eOutdoor products.\u003c\/li\u003e\n\u003cli\u003eHeavy workwear.\u003c\/li\u003e\n\u003cli\u003eLayered and structured materials.\u003c\/li\u003e\n\u003cli\u003eProduction applications requiring additional workspace.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3 style=\"margin-bottom: 8px;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-bottom: 16px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eJACK®\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eJK H6L-CZ-4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eMachine Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eComputerized Heavy-Duty Single Needle Lockstitch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eHeavy Weight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eFeed Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eTop \u0026amp; Bottom Feed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eLong Arm Workspace\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e14.4\" Throat Area\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum Sewing Speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e2,200 SPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum Stitch Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e9 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003ePresser Foot Lift\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e8 mm by Hand \/ 16 mm Stepper Motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eNeedle System\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eDP×17, Sizes #20–#23\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eMotor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e750W Direct Drive AC Servo Motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eDrive Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eDirect Drive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eStitch Length Control\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eDigital \/ Stepper Motor Controlled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eThread Trimmer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eAutomatic Electric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003ePresser Foot Lifter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eAutomatic Electric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eBartacking\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eAutomatic Start \u0026amp; End Bartack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eThread Nipper\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eElectronic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eNeedle Positioning\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eElectronic Needle Position Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eProgrammable Sewing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eSegment Sewing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eLubrication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eMinute-Quantity Lubrication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eBobbin Winder\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eIntegrated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eLighting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eIntegrated Adjustable LED\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003e\u003cstrong\u003eExternal Air Required\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; border-bottom: 1px solid #ddd;\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch3 style=\"margin-bottom: 8px;\"\u003eWhat's Included\u003c\/h3\u003e\n\u003cul style=\"margin-bottom: 16px; padding-left: 18px;\"\u003e\n\u003cli\u003eJACK®JK H6L-CZ-4 Long Arm Machine Head.\u003c\/li\u003e\n\u003cli\u003eIntegrated 750W Direct Drive Servo Motor.\u003c\/li\u003e\n\u003cli\u003eHeavy-Duty Industrial Sewing Table.\u003c\/li\u003e\n\u003cli\u003eIndustrial Stand.\u003c\/li\u003e\n\u003cli\u003eIntegrated Bobbin Winder.\u003c\/li\u003e\n\u003cli\u003eAdjustable LED Work Light.\u003c\/li\u003e\n\u003cli\u003eStandard Accessories.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp style=\"margin-bottom: 0;\"\u003eThe \u003cstrong\u003eJACK® JK H6L-CZ-4\u003c\/strong\u003e combines an extended 14.4-inch workspace, heavy-duty top-and-bottom feeding, powerful 750W Direct Drive technology, and fully electric computerized automation. It is an advanced solution for professional sewing operations that require additional working space, dependable feeding of heavy materials, and automatic functions without the need for an external compressed-air system.\u003c\/p\u003e","brand":"JACK®","offers":[{"title":"Default Title","offer_id":53707118543142,"sku":null,"price":2490.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0969\/5825\/1302\/files\/JACK_H6L_Amazon_1200x1200_53de1c0b-1f12-4e57-985f-4000ddbd4646.png?v=1786998956","url":"https:\/\/jmjsewingmachines.com\/products\/jack-h6l-cz-4-long-arm-computerized-heavy-duty-single-needle-top-bottom-feed-lockstitch","provider":"JMJ SEWING MACHINES","version":"1.0","type":"link"}