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  • 620 Computerized Single Needle Lockstitch Sewing Machine with Double Step Motor Technology Shunfa
  • 620 Computerized Single Needle Lockstitch Sewing Machine with Double Step Motor Technology Shunfa
  • 620 Computerized Single Needle Lockstitch Sewing Machine with Double Step Motor Technology Shunfa
620 Computerized Single Needle Lockstitch Sewing Machine with Double Step Motor Technology Shunfa

620 Computerized Single Needle Lockstitch Sewing Machine with Double Step Motor Technology Shunfa

  • 1 - 9 Sets
    $420
  • >= 10 Sets
    $358
View product details

620 Computerized Single Needle Lockstitch Sewing Machine with Double Step Motor Technology Shunfa

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • High-Speed Lockstitch Sewing: Equipped with double step motor technology, this industrial sewing machine delivers precise lockstitch formation at high speeds, capable of handling materials up to 5.5mm thickness.
  • Computerized Customization: A digital control panel enables real-time adjustments to stitch type (straight, zigzag, decorative), thread tension, and sewing speed, ensuring versatility for diverse fabric and project requirements.

Key features

  • 1. Corrosion-Resistant Metal Body

    • Material Technology: With a corrosion-resistant metal body, ensure durability in harsh industrial environments. Sturdier than plastic-bodied machines

  • 2. Digital Control Panel with Multi-Program Presets

    • Interactive Design: With a digital control panel featuring multi-program presets, customize stitch settings for diverse fabric types. Offers 50% more customization options than manual models

  • 3. High-Speed Performance with 5.5mm Thickness Compatibility

    • Performance Parameters: With a maximum sewing thickness of 5.5mm and high-speed operation, handle heavy-duty materials efficiently. 20% faster than traditional models

  • 4. Industrial-Grade Reliability for Continuous Commercial Use

    • Scenario Solutions: Designed for continuous commercial use, ensuring reliability in high-volume production. Suitable for 24/7 operation compared to home-use machines

  • 5. Industrial-Certified Precision

    • Certification Standards: Backed by industrial-grade certification, guaranteeing precision and safety standards. Meets ISO 9001 quality standards

Product details

620 Computerized Single Needle Lockstitch Sewing Machine with Double Step Motor Technology Shunfa

The UNIHOO 620 Computerized Single Needle Lockstitch Sewing Machine combines industrial-grade durability with advanced automation. Equipped with double step motor technology and a flat-bed design, it delivers precision stitching for materials up to 5.5mm thick. Its digital control panel enables customizable settings for thread tension, stitch type, and speed, making it ideal for high-volume production in garment manufacturing, upholstery, and heavy-duty sewing applications.

Technical specifications

FeatureSpecificationApplication Scenario
Feed MechanismAutomatic continuous feedHigh-speed production of garments or leather goods
Max. Sewing Thickness5.5mm (with reinforced presser foot)Heavy-duty materials like denim, canvas, or layered fabrics
Motor TechnologyDouble Step Motor20% faster stitching speed vs. standard motors
Stitch FormationLockstitch (13+ programmable patterns)Versatile stitching for seams, edges, or decorative details
Control SystemComputerized digital interfacePrecision adjustments for industrial automation
Bed TypeFlat-bedEasy access for thick materials or large workpieces

Customization guide

Adjustable parameters like thread tension, stitch density, and needle speed allow customization for specialized needs. For example:

  • Lightweight fabrics: Reduce tension and increase speed for delicate materials.
  • Thick materials: Use the reinforced presser foot and lower speed for even feed.
  • Pattern customization: Save up to 100 stitch programs for repeatable designs.

Get inspired

With its industrial strength and smart controls, the UNIHOO 620 excels in high-output environments. Use it to:

  • Seam heavy-duty workwear with 5.5mm-thick canvas.
  • Automate decorative stitching for fashion accessories.
  • Pair with software integration for automated production lines.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Max. Stitch Speed5,500spm6,300spm (+15%)7,000spm (+28%)
Stitch Patterns13 standard25+ programmable40+ with memory
Motor Power0.75kW1.1kW (heavy-duty)1.5kW (industrial)
Software IntegrationN/ABasic automationFull PLC compatibility

Supplier's note

  1. Technical Breakthroughs:

    • Double Step Motor: Achieves 20% faster stitching than traditional motors, reducing cycle times.
    • Lockstitch Precision: Ensures 99.8% stitch consistency for high-quality seams.
    • PLC Compatibility (Pro Model): Integrates with smart factories for IoT-enabled production monitoring.

  2. Version Selection Guide:

    • Base Model: Ideal for SMEs needing reliable performance without advanced automation.
    • Advanced Model: Suitable for mid-scale garment factories requiring programmable stitches and moderate speed.
    • Pro Model: Best for large-scale manufacturers needing PLC integration and maximum throughput (e.g., automotive upholstery or industrial textiles).

With the Pro’s 1.5kW motor, you can handle 5.5mm-thick materials effortlessly. Its PLC compatibility allows real-time adjustments, ensuring zero downtime in high-volume workflows. The Advanced Model’s 25+ stitch patterns make it perfect for fashion brands balancing creativity and efficiency.

Frequently asked questions

  • Which UNIHOO industrial sewing machine is best for heavy-duty costume production?

  • How do I clean and maintain the frothing nozzle of the UNIHOO 620?

  • What fabrics can the UNIHOO 620 handle up to 5.5mm thickness?

  • Can the UNIHOO 620 be customized with software for automation?

  • Is the UNIHOO 620 certified for industrial use standards?

  • Does the UNIHOO 620 support decorative stitches for costume sewing?

  • How does the double step motor improve speed on the UNIHOO 620?

  • What makes the UNIHOO 620's metallic frame durable for 24/7 use?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Feed MechanismHigh-volume production, garment assemblyIndustry Standard: Manual Feed (ISO 2310:2018)
Our Base: Automatic Feed System (ISO 2310:2018 compliant)
Our Advanced: ▲ Dual Motor Automatic Feed (ISO 2310:2018 + 15% faster)		▲ Base: Reduces labor effort. ▲ Advanced: 15% faster feed speed.Industry Standard: Requires manual adjustment (time-consuming).
Maximum Sewing ThicknessHeavy-duty materials (leather, canvas)Industry Standard: 4mm (ASTM D3759)
Our Base: 5mm (ISO 4917)
Our Advanced: ▲ 5.5mm (ISO 4917 + 12.5% thicker)		▲ Base: Handles thicker fabrics than standard. ▲ Advanced: Accommodates reinforced materials.Industry Standard: Limited to thin materials.
Mechanical ConfigurationIndustrial tailoring, upholsteryIndustry Standard: Drop-bed (EN 574-1)
Our Base/Advanced: ▲ Flat-bed Design (EN 574-1 + 20% stability)		▲ Base/Advanced: Easier handling of bulky fabrics.Industry Standard: Less stable for heavy-duty use.
Needle TypePrecision stitching, embroideryIndustry Standard: Single/Multi-needle (ISO 2310)
Our Base/Advanced: ▲ Single Needle with Auto-Tension (ASTM D543)		▲ Base/Advanced: Consistent stitch quality. ▲ Advanced: 25% faster needle speed.Industry Standard: Multi-needle may require complex setups.
Operation TypeCustomized production, automationIndustry Standard: Mechanical/Electronic (IEC 60204)
Our Base/Advanced: ▲ Computerized Digital Control (ISO 13399)		▲ Base/Advanced: Programmable stitch types (e.g., straight, zigzag).Industry Standard: Limited customization.
Stitch FormationDurability-focused applicationsIndustry Standard: Chain Stitch (ASTM D3759)
Our Base/Advanced: ▲ Lock Stitch (ASTM D5034 + 30% stronger)		▲ Base/Advanced: Permanent seams (won’t unravel).Industry Standard: Prone to unraveling under stress.

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