{"product_id":"siruba-747l-514h-heavy-material-overlocker-auto-trimmer","title":"SiRUBA 747L-514H Fully Automatic Heavy-Material 4-Thread Overlocker","description":"\u003cstyle\u003e\n#ds-747h{max-width:1180px;margin:28px auto;color:#29403a;line-height:1.7;font-family:inherit;overflow-wrap:anywhere}\n#ds-747h *{box-sizing:border-box}#ds-747h h2,#ds-747h h3{color:#253e36;line-height:1.2}\n#ds-747h h2{font-size:clamp(26px,3.5vw,40px);margin:10px 0 20px}#ds-747h h3{font-size:21px;margin:0 0 12px}\n#ds-747h p{margin:12px 0}#ds-747h .panel{padding:clamp(20px,3.5vw,38px);border:1px solid #dce3dd;border-radius:16px;margin:24px 0;background:#fff}\n#ds-747h .hero{background:#f5f7f3;border-top:4px solid #e62629}\n#ds-747h .grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;align-items:center}\n#ds-747h .cards{align-items:stretch}#ds-747h .card{background:#f5f7f3;padding:24px;border-radius:12px}\n#ds-747h .kicker{font-size:12px;letter-spacing:.12em;text-transform:uppercase;font-weight:700}\n#ds-747h figure{margin:0}#ds-747h img{display:block;width:100%;height:auto;max-width:600px}\n#ds-747h figcaption,#ds-747h .note{font-size:14px;color:#58685f}\n#ds-747h dl{margin:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 24px}\n#ds-747h dl div{padding:13px 0;border-bottom:1px solid #e0e5df}#ds-747h dt{font-weight:700}#ds-747h dd{margin:4px 0 0}\n#ds-747h a{color:#294f41;text-decoration:underline;text-underline-offset:3px}\n#ds-747h li{margin:7px 0}#ds-747h details{border-bottom:1px solid #e0e5df;padding:15px 0}\n#ds-747h summary{font-weight:700;cursor:pointer}\n@media(max-width:700px){#ds-747h .grid,#ds-747h dl{grid-template-columns:minmax(0,1fr)}}\n\u003c\/style\u003e\n\u003cdiv id=\"ds-747h\"\u003e\n\u003csection class=\"panel hero grid\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"kicker\"\u003eSiRUBA · Heavy-material industrial overlocker\u003c\/p\u003e\n\u003ch2\u003eMade for bulkier seams.\u003cbr\u003eEquipped for a smoother workflow.\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSiRUBA 747L-514H-4-25\u003c\/strong\u003e is a two-needle, four-thread industrial overlocker configured for heavy materials and bulky knitwear. Join and edge-finish your fabric in one operation, with differential feed to help manage how the material travels through the seam.\u003c\/p\u003e\n\u003cp\u003eThis package adds the \u003cstrong\u003eECB-U solenoid thread cutter, automatic thread trimming and a waste collector\u003c\/strong\u003e, plus a table and wheeled stand.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompressor required:\u003c\/strong\u003e this setup requires a compressed-air supply.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0222\/3324\/files\/siruba-747l-industrial-overlocker-manufacturer-series-illustration.png?v=1791536728\" alt=\"SiRUBA 747L series overlocker illustration; supplied heavy-material ECB-U cutter and collector configuration differs\" width=\"600\" height=\"600\" loading=\"lazy\"\u003e\u003cfigcaption\u003eManufacturer’s 747L series illustration, not the exact supplied configuration. The heavy-material model, ECB-U cutter, waste collector, table and wheeled stand are included in this package.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003c\/section\u003e\n\u003csection class=\"panel\"\u003e\n\u003cp class=\"kicker\"\u003eA purpose-built heavy-material configuration\u003c\/p\u003e\n\u003ch2\u003eMore than a standard four-thread overlocker.\u003c\/h2\u003e\n\u003cp\u003eSiRUBA identifies the 514H-4 configuration for over-seaming bulky knitwear, including sweater fabrics. It is a practical option for garment workrooms needing a four-thread seam on heavier materials, with the cutter and collection system helping reduce separate thread-handling tasks.\u003c\/p\u003e\n\u003cdiv class=\"grid cards\"\u003e\n\u003carticle class=\"card\"\u003e\u003ch3\u003eTwo needles. Four threads.\u003c\/h3\u003e\n\u003cp\u003eCreates an overlock seam while the fabric edge is trimmed and enclosed. The specification combines 2mm needle spacing with a 5mm overedge width.\u003c\/p\u003e\u003c\/article\u003e\n\u003carticle class=\"card\"\u003e\u003ch3\u003eElectric thread-chain cutting\u003c\/h3\u003e\n\u003cp\u003eThe ECB-U solenoid cutter trims the thread chain. Automatic and manual cutting functions support different working methods without reaching for snips after every seam.\u003c\/p\u003e\u003c\/article\u003e\n\u003carticle class=\"card\"\u003e\u003ch3\u003eDifferential feed control\u003c\/h3\u003e\n\u003cp\u003eA 0.7–2 differential-feed range lets you adjust feeding to help manage stretching or gathering. Test with your actual fabric, thread and seam layers.\u003c\/p\u003e\u003c\/article\u003e\n\u003carticle class=\"card\"\u003e\u003ch3\u003eWaste collection included\u003c\/h3\u003e\n\u003cp\u003eThe supplied collector helps manage sewing waste around the workstation. A table and stand on wheels make it easier to position the machine in your workroom.\u003c\/p\u003e\u003c\/article\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003csection class=\"panel grid\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"kicker\"\u003eYour supplied package\u003c\/p\u003e\n\u003ch2\u003eThe machine and its workstation.\u003c\/h2\u003e\n\u003cp\u003eFull model: \u003cstrong\u003e747L-514H-4-25\/ECB-U\/DKLU2-1\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe tabletop is \u003cstrong\u003e550mm deep\u003c\/strong\u003e. Allow additional working room around the machine for your fabric and waste collection equipment.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eIncluded\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSiRUBA heavy-material 2-needle, 4-thread overlocker\u003c\/li\u003e\n\u003cli\u003eDKLU2-1 direct-drive motor\/control configuration\u003c\/li\u003e\n\u003cli\u003eECB-U solenoid thread cutter with automatic trimming\u003c\/li\u003e\n\u003cli\u003eWaste collector\u003c\/li\u003e\n\u003cli\u003eTable and stand on wheels\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"panel\"\u003e\u003cp class=\"kicker\"\u003eModel-specific details\u003c\/p\u003e\n\u003ch2\u003eSpecifications at a glance.\u003c\/h2\u003e\n\u003cdl\u003e\n\u003cdiv\u003e\n\u003cdt\u003eStitch formation\u003c\/dt\u003e\n\u003cdd\u003e2-needle, 4-thread overlock\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdt\u003eMaterial configuration\u003c\/dt\u003e\n\u003cdd\u003eHeavy material \/ bulky knitwear\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdt\u003eNeedle spacing\u003c\/dt\u003e\n\u003cdd\u003e2mm\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdt\u003eOveredge width\u003c\/dt\u003e\n\u003cdd\u003e5mm\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdt\u003eMaximum stitch length\u003c\/dt\u003e\n\u003cdd\u003e3.6mm\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdt\u003eDifferential feed\u003c\/dt\u003e\n\u003cdd\u003e0.7–2\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdt\u003eMaximum sewing speed\u003c\/dt\u003e\n\u003cdd\u003e6,500 stitches per minute\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdt\u003ePresser-foot lift\u003c\/dt\u003e\n\u003cdd\u003e6.5mm\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdt\u003eNeedle system\u003c\/dt\u003e\n\u003cdd\u003eDC×27; catalogue needle size #16\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdt\u003eThread cutter\u003c\/dt\u003e\n\u003cdd\u003eECB-U electric solenoid system\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdt\u003eAir supply\u003c\/dt\u003e\n\u003cdd\u003eCompressor required\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003c\/dl\u003e\n\u003cp class=\"note\"\u003eManufacturer specifications for the 747L-514H-4-25\/ECB-U. Working speed, needle size and settings must suit the fabric and seam; maximum speed is not appropriate for every job.\u003c\/p\u003e\u003c\/section\u003e\n\u003csection class=\"panel\"\u003e\u003ch2\u003eBefore you choose.\u003c\/h2\u003e\n\u003cdetails open\u003e\u003csummary\u003eIs this a five-thread safety-stitch machine?\u003c\/summary\u003e\u003cp\u003eNo. This model produces a four-thread overlock seam. It does not form the separate chainstitch of a five-thread safety-stitch overlocker or the parallel hems of a coverstitch machine.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eDoes “heavy material” mean any heavy fabric?\u003c\/summary\u003e\u003cp\u003eNo single machine suits every material. This configuration is particularly relevant to bulky knitwear. For unusually dense materials or thick seam crossings, have your fabric and seam construction checked before choosing.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs the waste collector included?\u003c\/summary\u003e\u003cp\u003eYes, along with the cutter, table and wheeled stand. \u003cstrong\u003eA compressor is required\u003c\/strong\u003e to provide the compressed-air supply for this setup.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003csection class=\"panel\"\u003e\u003ch3\u003eManufacturer information\u003c\/h3\u003e\n\u003cp\u003eExplore the \u003ca href=\"https:\/\/siruba.com\/download\/700l_dm\/\" target=\"_blank\" rel=\"noopener\"\u003eofficial SiRUBA 700L series brochure\u003c\/a\u003e and \u003ca href=\"https:\/\/siruba.com\/product\/overlock-device\/\" target=\"_blank\" rel=\"noopener\"\u003eECB-U cutter information\u003c\/a\u003e. These resources cover multiple models and optional devices; the package listed above is the configuration supplied here.\u003c\/p\u003e\n\u003cp\u003eCompare our \u003ca href=\"\/collections\/industrial-overlocker-sewing-machines\"\u003eindustrial overlockers\u003c\/a\u003e if you need a different seam or material configuration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBuy online from Direct Sewing, with nationwide New Zealand shipping available.\u003c\/strong\u003e Delivery arrangements depend on your location and workshop access.\u003c\/p\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Siruba","offers":[{"title":"Default Title","offer_id":68053287895261,"sku":"747L-514H-4-25\/ECB-U\/DKLU2-1","price":4435.0,"currency_code":"NZD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0222\/3324\/files\/siruba-747l-industrial-overlocker-manufacturer-series-illustration.png?v=1791536728","url":"https:\/\/www.directsewing.co.nz\/products\/siruba-747l-514h-heavy-material-overlocker-auto-trimmer","provider":"Direct Sewing Machines \u0026 Supplies","version":"1.0","type":"link"}