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JACK® A4-WG Fully Automatic Single Needle Industrial Lockstitch Sewing Machine – Complete with Table & Stand
✔ COMPLETE ASSEMBLED WITH TABLE AND STAND INCLUDED
Ready to sew. No setup needed. Professional installation included.
Single Needle • Direct Drive • Automatic Thread Trimming • Digital Controls • Voice Feedback
The JACK® A4-WG is an industrial single-needle lockstitch machine for sewing operations that benefit from electronic control and automatic functions. Its integrated Direct Drive system and control panel support consistent straight-stitch sewing in garment production and professional tailoring environments.
The machine is offered by JMJ Sewing Machines as a complete workstation with an industrial table and stand. Features identified for the A4-WG listing include automatic thread trimming, needle positioning, electronic presser-foot lifting, adjustable work lighting, and voice feedback. These functions help operators manage repeated sewing tasks with fewer manual steps.
Key Features
- Single-Needle Lockstitch: Produces straight seams for garment assembly and tailoring.
- Integrated Direct Drive: Motor is built into the machine rather than driven by an external belt.
- Automatic Thread Trimming: Helps reduce manual thread-cutting steps at the end of a seam.
- Electronic Presser-Foot Lift: Supports fabric positioning between sewing operations.
- Needle Positioning: Allows needle stop-position selection for easier fabric handling.
- Digital Controls: Provides access to sewing settings through the operating panel.
- Voice Feedback: Audio guidance feature identified for the A4-WG configuration.
- LED Work Light: Illuminates the needle area during detailed sewing.
- Complete JMJ Workstation: Supplied assembled with industrial table and stand.
Applications
- Garment assembly and straight-seam construction.
- Tailoring and alteration workshops.
- Uniforms and everyday apparel.
- Light- to medium-weight woven materials suitable for the installed needle and feed components.
- Professional sewing and small-batch production.
Technical Specifications
| Brand | JACK® |
| Model | A4-WG |
| Machine Type | Industrial Single-Needle Lockstitch |
| Number of Needles | 1 |
| Motor | Integrated Direct Drive Servo Motor |
| Maximum Sewing Speed | 5,000 SPM (JMJ-listed specification; exact A4-WG variant confirmation pending) |
| Maximum Stitch Length | 5 mm (JMJ-listed specification) |
| Needle System | DB×1 (JMJ-listed specification) |
| Recommended Needle Sizes | #11–#18 (JMJ-listed range) |
| Thread Trimming | Automatic |
| Presser-Foot Lifting | Electronic / Automatic |
| Needle Positioning | Selectable Up / Down |
| Operator Guidance | Voice Feedback (A4-WG listing) |
| Lighting | Integrated LED Work Light |
| Table & Stand | Included |
Included with the Machine
- JACK® A4-WG machine head.
- Integrated Direct Drive motor and operating controls.
- Industrial sewing table and heavy-duty stand.
- Thread stand.
- Standard machine accessories supplied with the JMJ configuration.
JMJ Sewing Machines Recommends
JMJ Sewing Machines recommends selecting the needle and thread for the fabric being sewn, checking the stitch settings, and testing a sample seam before starting production. Every industrial setup is assembled, adjusted, and sewing-tested before delivery.
IMPORTANT — MACHINE CONFIGURATION
Motor voltage, supplied accessories, and operating specifications should be checked against the identification plate and the exact machine configuration before use. Some A4-series specifications vary by model.
The JACK® A4-WG brings automated straight-stitch sewing functions into a complete industrial workstation. With integrated motor control and the table-and-stand setup provided by JMJ Sewing Machines, it is designed for dependable everyday garment production.