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JACK® JK 20U-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.