| Model | KB1A | KB3A | KB4 | KB4A | KB6A |
| Max sewing thickness | 10-60mm | 10-70mm | 10-70mm | 10-80mm | 10-70mm |
| Type of sewing head | Re-modelof domestic head | JUKI 6800 | JUKI 6900---6916 | PEGASUS | JUKI 6900 |
| Press foot lift | 12mm | 13MM | 15mm | 16mm | 35mm |
| Number of sewing threads | 4thread | 5thread | 5thread | 5thread | |
| Sewing stitch | 1-5mm | 1-5mm | 1-5mm | 1-5mm | 1-5mm |
| Motor power | 540w | 600W | 540w | 550w | 750W |
| Faling width | 25mm | 25mm | 27mm | 15/25/30mm | 25mm |
| Sewing bar type | Double bar | ||||
| Air pressure | 0.4-0.8Mpa | ||||
| Needle bar type | Double bar | ||||
| Max sewing speed | 3000rpm | 4000RPM | 4000rpm | 4000rpm | 4500RPM |