Compound Feed Heavy Duty Lockstitch Sewing Machine

July 24 12:48:16, 2025

**Product Specifications:** - **Model No.:** BY-4420 - **Needle Number:** Double Needles - **Stitch Type:** Lockstitch - **Product Name:** Flat Bed Sewing Machine - **Voltage:** AC 110/220V - **Needle:** DP x 17 - **Weight:** 25kgs - **Application:** Clothes, Shoes, Luggage, Handbags, Sofas, Leather, and more - **After-Sales Service Provided:** Yes - **OEM:** Yes - **Trademark:** SOKIEI - **Transport Package:** Standard Wooden Case - **Specification:** 670*335*650 MM - **Origin:** Dongguan, China --- **Application:** This heavy-duty compound feed lockstitch sewing machine is ideal for a wide range of industrial applications. It is commonly used in the production of shoes, shoe uppers, moccasin shoes, handbags, suitcases, computer bags, golf bags, clothing, jeans, phone cases, safety belts, Velcro, car seat cushions, seat belts, airbags, tents, parachutes, and other large equipment. --- **Technical Parameters:** | Feature | Specification | |--------|---------------| | Brand Name | SOKIEI | | Model | BY-4420 | | Stitch Formation | Lockstitch | | Mechanical Configuration | Flat-bed | | Max. Sewing Speed | 2000 s.p.m | | Height of Presser Foot | 16mm | | Stitch Length | 0-9.0mm | | Power | 400W | | Dimension | 1200*540*860 MM | | Feed Mechanism | Compound Feed | | Certification | CE | | Needle | DP x 17 | | Pin Number | Double Needles | | Gross Weight | 25KGS | | Characteristic | Heavy duty compound feed lockstitch sewing machine with double needles | | Commodity Introduction | - Uses large vertical rotating hooks
- Available in single or double needle configurations
- Features a synchronous cog belt plunger pump lubrication system
- Offers smooth performance, low noise, and high durability
- Ideal for car seat cushions, seat belts, airbags, tents, parachutes, and other large-scale equipment | --- **More Details:** [Image: Compound Feed Heavy Duty Lockstitch Sewing Machine] [Image: Compound Feed Heavy Duty Lockstitch Sewing Machine] --- **Machines Exported To:** Saudi Arabia, Iraq, Dubai, Kuwait, Kazakhstan, Poland, England, Australia, New Zealand, Belgium, Belarus, Russia, Spain, Canada, USA, Mexico, Colombia, Chile, Brazil, Argentina, South Africa, Indonesia, Turkey, Bulgaria, Malaysia, Thailand, Singapore, Taiwan, Hong Kong, and many more countries worldwide. --- **Packing Details:** Standard export disinfected wooden case inside, wrapped with plastic film on the outside for waterproof protection. --- **About Us:** Dongguan SOKIEI Sewing Machine Co., Ltd. is a professional manufacturer specializing in the research, development, and sale of industrial sewing machines. With a team of experienced engineers and staff, we provide high-quality products suitable for use in handbags, luggage, leather goods, shoes, garments, sofas, golf accessories, tents, mats, mattresses, sports equipment, and more. --- **FAQs:** **Q1: Are you a trading company or a manufacturer?** A1: We are a manufacturer with our own factory, ensuring quality control from production to delivery. **Q2: What warranty do you offer for your machines?** A2: We offer a one-year warranty on spare parts, free of charge, along with comprehensive after-sales service. **Q3: Why choose SOKIEI Sewing Machine Co., Ltd.?** A3: Our machines are energy-efficient (saving over 40% energy), cost-effective, and environmentally friendly. We also provide excellent pre-sale and after-sale support. --- **Contact Us:** **Address:** No. 2 Bohui Industrial Park, Liaobu Town, Dongguan, Guangdong, China **Contact:** Charlie **Mobile:** +86-139-2944-3020 / +86-150-1787-5470 **Tel:** +86-0769-8222-2263 **Fax:** +86-0769-8119-9875 **Website:** [http://sokiei.en.made-in-china.com](http://sokiei.en.made-in-china.com) **Alibaba:** [http://sokiei.en.alibaba.com](http://sokiei.en.alibaba.com) **Official Site:** [http://en.sokiei.com](http://en.sokiei.com) **Sincerely for your service. Warmly welcome to consult!**

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