Jack A4C-C Single Needle Industrial Sewing Machine

The Jack A4C-C is a single needle, direct drive, fully automatic lockstitch industrial sewing machine built for fast, accurate and consistent stitching. Its Octopus "Nine-Brain" AI chip and NTB system adjust fabric feeding in real time, which helps reduce thread breakage even at high speed.

It handles light to heavy fabrics such as cotton, knits, polyester, nylon, sheer fabrics and denim. That makes this industrial sewing machine a practical choice for garment makers, tailors and small factories working on shirts, blouses, uniforms, overalls and lingerie.

If you are looking for a dependable Jack sewing machine for quick reorders and small orders, the A4C-C comes complete with a table and legs, so setup is simple.

Key Features

• Octopus "Nine-Brain" AI chip with NTB system: Optimizes fabric feeding in real time, so you get fewer thread breaks and steadier stitch quality.
• Direct drive 3/4HP, 550W motor (110V or 220V): Delivers smooth power with less belt wear and works with either voltage.
• Up to 5000 stitches per minute: Speeds up production on repeat and small-batch orders.
• Fully automatic lubrication: A recirculating high-pressure pump with an oil glass indicator keeps parts lubricated and makes oil level easy to check.
• Auto-lubrication rotary hook: Protects the hook during long sewing sessions.
• Under bed thread trimmer and electric thread clamp: Cuts the thread and holds it after trimming, so you spend less time on manual cutting.
• Needle positioning, automatic reverse and stitch counter: Improves accuracy and makes finishing seams quicker.
• Electric foot lift and treadle-controlled foot lifter: Gives you flexible control when positioning fabric.
• Built-in LED light with level settings and on/off switch: Lights up the needle area for detailed work.
• Built-in bobbin winder: Lets you wind bobbins without stopping your workflow.
• Noise and vibration absorbing table mounting: Makes the workspace quieter and more comfortable.

Why Choose the Jack A4C-C Industrial Sewing Machine

The A4C-C combines automation and speed in one single needle lockstitch machine. Automatic lubrication, thread trimming and needle positioning cut down on repetitive manual steps, so operators can focus on sewing quality.

It is versatile too. Light, elastic and heavy fabrics are all covered, and for heavyweight materials like jeans you can change the needle plate, feed dog, foot, stitch regulator, hook and needle bar. For anyone comparing a Jack sewing machine for a workshop or home-based garment business, the AI-assisted feeding, direct drive motor and complete table setup add everyday value.

Best Use Cases

• Garment factories and small production units
• Tailoring shops and boutiques
• Uniform, overall and shirt manufacturing
• Denim and heavy-fabric sewing (with the recommended part changes)
• Small orders and quick reorders

Technical Specifications

Model	A4C-C
Type	Single Needle Direct Drive Fully Automatic Lockstitch
Needle System	DB×1 11-18#
Suitable For	Heavy, Light and Elastic Fabrics
Maximum Speed	5000 SPM
Maximum Stitch Length	5 mm
Presser Foot Height	1 mm to 13 mm
Operating Space	10 inches
Motor	Built-in 3/4HP, 550W Direct Drive Motor
Voltage	110V or 220V
Lubrication	Fully Automatic (recirculating high-pressure pump)