Jack H7-C
– Multi-Fabric Heavy Duty Walking Foot Sewing Machine.
Designed for heavy materials such as bags, cushions, leather gloves, and armchairs, this machine delivers strength and precision. Equipped with an integrated 750W motor, it can effortlessly pierce through more than 10 layers of leather.
Footlifter Adjustment
The presser foot lifter offers 16 adjustable levels, now fully digitalized and controlled by a stepper motor—just like the stitch length—for greater precision and ease of use.
Top Feed
Powered by a 750W motor, this machine is built for durability and strength. It delivers excellent results even on heavy materials, easily sewing through up to 8 layers of leather with outstanding penetration force.
Digital Knee Lifter
Say goodbye to the effort of lifting the old heavy mechanical foot. The new integrated digital knee lifter offers precision and comfort, enabling micro-lift adjustments with a light knee touch—perfect for tasks such as corner sewing.
Alternating Sewing Feet
The graduated lines allow precise and convenient adjustment of the alternating sewing feet, now ranging from 1.3 mm to 5.5 mm, providing greater adaptability across a wide variety of materials.
Pattern Sewing
Create beautiful ornamental stitches with adjustable stitch length, allowing you to customize patterns to suit different design needs.
Zero Resistance
Thread guide resistance has been reduced by 30%, while stitch stability has increased by 20%, minimizing skipped stitches, material puckering, and uneven densities.
Oil-Free Head
Optimized DLC-coated components and needle roller bearings eliminate the need for lubrication, preventing oil stains and addressing common customer concerns.
Cam Positioning
Enables quick cam alignment using a handwheel precision reference, allowing for accurate adjustments and simplifying maintenance and debugging.
Accurate Stitch Length – Digitally Controlled
The stitch length is precisely controlled by a stepping motor, allowing adjustments accurate to 0.1 mm.
High Re-Stitch Rate: Perfect re-stitching is possible at any stitch length, with reinforcement stitches achieving a high degree of overlap.
Voice Navigation
When the machine encounters a fault, simply press the voice navigation button to hear professional troubleshooting guidance. This feature enables smart maintenance and convenient warranty support.
