Sewing machine 1-needle Jack A4F-H lockstitch machine

Professional lockstitch machine with bottom feed, designed for medium and heavy materials. Jack A4F-H is a complete machine ready for immediate operation. The A4F lockstitch machine is equipped with a number of automatic functions (thread trimming, needle positioning, programmed start and end bartack, automatic foot lifting, electronic thread tension system), which significantly improve the comfort of use and ensure optimal conditions for high-level work. Jack A4F-H lockstitch machine, compared to other automatic lockstitch machines, is additionally equipped with a stepper motor controlling the stitch length, which allows you to electronically determine the length with an accuracy of 0.1 mm! The A4F jack also has the function of stitch section programming, which allows you to obtain effective decorative stitches. It has the ability to remember decorative sewing patterns, which can be individually configured from the panel. The use of these stitches does not have to be purely decorative! Stitches made by Jack A4F-H are also reinforced patterns, significantly improving the strength of sewing - suggested use is, for example, sewing technical fabrics exposed to high stitch loads - sewing sails, tents, technical or work clothing. Jack lockstitch machines of the A4F-H series are the successor of the proven and appreciated by users the Jack A4 model. A4, like its predecessor, has PL voice notifications. The A4F-HQ jack has shorter and more accurate thread trimming. The sewing machine has an energy-saving AC SERVO motor (Direct Drive system) built into the head, which ensures quiet and reliable operation, and its modern design allows for better ventilation of the motor, which translates into a longer machine life. The lockstitch machine also has an improved structure of the transport and material clamping system, which provides a greater range of sewn material thicknesses.

Automatic thread cutting

We cut the threads quickly and easily. Completely automatically, great comfort to work with.

Needle positioning

Electronic needle positioning aligns the needle to the job.

Makes a bartack. start and end

The Jack sewing machine locks and secures the stitch against unraveling at the beginning and end of the stitch.

Programming sewing parameters

We can easily program the sewing parameters with convenient buttons.

LED lighting

The machine has modern LED lighting, closest to natural light and does not tire the eyes.

Modern cooling system

Thanks to the modern design, the engine cooling system is much better. Thanks to this, its service life is much longer.

Talking machine

The machine gives us verbal instructions, it just talks to us!

Additional function buttons

Very conveniently placed additional function buttons in a perfect place.

Machine included

Machine complete with matching table.