| Model | UN1903ASS |
| Max.speed | 3000rpm(2500rpm for working suggested) |
| Button size | 8-32mm in diameter |
| Stitch length | 0.1-10mm(0.1mm per step) |
| Needle bar stroke | 45.7mm |
| Max.presser lift height | 13mm |
| Needle type | DP*17#4 |
| Lubrication | Automatic |
| Storage capacity | 200000 stitches/200 patterns as max. |
| Stored patterns | 33 stitch patterns initially |
| Motor Power | 550W |
| G/N weight & volume | 65/60kgs,800^380^800mm=0.243cbm |
| Complete set | With stand & table 93kgs,0.33cbm |
