| Model Name | 441S |
| Application | For heavy weight materials |
| Max. Sewing speed | 2500rpm |
| Max. Stitch length | 9mm (forward/backward) |
| Needle Bar Stroke | 36mm |
| Lift of Presser Foot | By Hand: 9mm, By Knee: 16mm |
| Thread take-up | Slide Type |
| Amount of Alternating Vertical Movement | 2.5~6.5mm |
| Hook | Vertical-axis 2-fold Hook (Latch type) |
| Needle (at the time of delivery) | 135 x 17 (Nm160) Nm125-Nm180 |
| Thread | #30~#5, B33~b138, Nm=90/3~ 20/3 |
| Pitch Changing Method? | By Dial |
| Bobbin Thread Winder? | Yes |
| Knee-Lifter Mechanism ? | Yes |
| Safety Mechanism | Yes |
| Lubrication | Automatic Lubrication |
| Distance from Needle to Machine Arm | 10.3 inches x 3.8 inches |
| Bed Size | 20.3 inches x 7.1 inches |
| Automatic Reverse Feed Function | Optional |
| Net and Gross Weight of the Machine Head | 82.7lbs |
CLICK HERE———–> 441S specs pdf