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JACK® JK20U-63Q - Single Needle Drop Feed Zig-Zag Lockstitch

Original price $1,490.00 - Original price $1,490.00
Original price
$1,490.00
$1,490.00 - $1,490.00
Current price $1,490.00

JACK® JK20U-63Q - Single Needle Drop Feed Zig-Zag Lockstitch Machine with Control System

✔ COMPLETE ASSEMBLED WITH TABLE AND STAND INCLUDED

Ready to sew. No setup needed. Professional installation included.

Zig-Zag • Drop Feed • Servo Motor • Control System

The JACK® JK20U-63Q is a single needle drop feed zig-zag lockstitch industrial sewing machine designed for professional sewing applications requiring both straight and zig-zag stitching. With its control system, durable metal gears, and servo motor setup, this machine delivers precision, reliability, and smooth operation for daily production use.

This model features a horizontal axis transverse rotary hook, dial stitch regulator, locking zig-zag width regulator, reverse stitching, and built-in free-hand monogramming lever. When the zig-zag width is set to “0”, the machine can produce straight stitches using the straight stitch locking device.


Key Features

  • Single needle zig-zag lockstitch machine.
  • Drop feed mechanism for stable fabric feeding.
  • Horizontal axis transverse rotary hook.
  • Dial stitch regulator for precise stitch adjustment.
  • Locking zig-zag width regulator lever.
  • Straight stitch capability when zig-zag is set to “0”.
  • Reverse stitching with adjustable stitch length.
  • Built-in free-hand monogramming lever.
  • Hardened steel metal gears for durability.
  • Servo motor for quiet and energy-efficient operation.
  • Control system included.

Applications

  • Zig-zag stitching.
  • Straight stitch sewing.
  • Decorative sewing and monogramming.
  • Garment production and alterations.
  • Light to medium industrial sewing work.
  • Tailoring shops and professional sewing workshops.

Servo Motor Advantages

  • Quiet operation compared to traditional clutch motors.
  • Uses up to 90% less power than clutch motors.
  • Approximately 1/3 lighter than clutch motors.
  • Motor rotation can be reversed with a switch.
  • No clutch parts to wear out or adjust.
  • Lightweight, precise, and reliable performance.

Technical Specifications

Model JACK® JK20U-63Q
Machine Type Single Needle Zig-Zag Lockstitch
Number of Needles 1 (Single)
Feeding Mechanism Drop Feed
Function Type Standard Functions
Maximum Speed 1,800 SPM
Stitch Length 5 s.p.i. (5 mm)
Maximum Zig-Zag Width 11/32" (9 mm)
Stitch Type 304 / 301
Needle System 135 x 5
Needle Bar Stroke 1 6/25" (31.5 mm)
Presser Foot Clearance Foot: 25/64" (10 mm) / Hand: 15/64" (6 mm)
Workspace 8 5/16" (211 mm)
Bed Size 7" x 15 11/16" (178 mm x 398.5 mm)
Motor Servo Motor
Control System Included

The JACK® JK20U-63Q is a dependable zig-zag lockstitch machine built for precision, versatility, and professional performance. With straight stitch capability, adjustable zig-zag control, servo motor efficiency, and durable metal gears, it is an excellent choice for sewing shops that need flexibility in one complete setup.

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