Direct-drive, High-speed, Overlock / Safety Stitch Machine

The sewing machine is a direct drive type in which a control box and an operation panel are integrated with the machine head.
The machine achieves a practical maximum sewing speed of 7,000sti/min The MO-6800D/DD series are eliminated oil stains on the sewing product with “dry” technology.

Product features

  • Automatic thread trimmer with a material sensor

    The MO-6800S(D) / DD Series of sewing machine is provided as standard with the side cutter with 2-point material sensor (DD22) and Chain-off the thread trimming device with a 3-point material sensor (DD23).
    Under the full-automatic mode, the material sensor detects the presence / absence of the material to prevent the operator from erroneously operate the side cutter etc. In addition to the full-automatic mode, the manual mode and the semi-automatic mode can be selected.

  • Operation panel and control box are integrated with the machine head

    The energy-saving and highly efficient servomotor is installed in the direct-drive style. The sewing machine quick lystarts up and stops with increased accuracy, thereby demonstrating improved responsiveness.

    USB port

    The USB port is standard on the control panel and You can easily upgrade the software. The MO-6800S (D) / DD22, 23 has another one USB port for charging a smartphone, etc.

  • Operator fatigue reduction (LED light) Standard equipment with all series

    For the LED light, the improved toning function with two additional colors (white / light bulb color) is provided. Illuminance of the LED light is adjustable in five levels. This LED light helps reduce the operator’s eye fatigue who is engaged in sewing work for a long time.

  • The cover sensor unit and cover microswitch unit

    The cover sensor unit and cover microswitch unit that detect 1, 2 and 3 (shown right) are closed tightly during sewing, thereby preventing the sewing machine from starting up unexpectedly.


Model name MO-6800S/DD10, 22, 23 MO-6800D/DD10, 22, 23
MO-6804S MO-6814S MO-6816S MO-6843S MO-6804D MO-6814D MO-6816D MO-6843D
Stitch type 1-needle
safety stitching
safety stitching
Stitch style in the U.S.A. 504 514 516 - 504 514 516 -
Dry type - - - - Semi-dry Semi-dry Semi-dry Semi-dry
Max. sewing speed 7,000sti/min*
Stitch length 0.6~3.8 (4.5)mm
Needle gauge (mm) - 2.0 3.0, 5.0 3.0+2.0, 5.0+2.0 - 2.0 3.0 5.0+2.0
Overedging width (mm) 1.5, 4.0 3.0, 4.0 4.0, 5.0, 6.0 3.0 4.0 2.0, 3.0, 4.0 4.0 3.0
Bottom differential feed ratio Gathering 1:2 (Max. 1:4), Stretching 1:0.7 (Max. 1:0.6)
Needle bar stroke 24.5mm
Inclination angle of the needle 20°
Needle mechanism Lower bushing method
Needle DCx27 (excluding some subclass model)
Max. lift of the presser foot 7mm (excluding some subclass model)
Max. presser foot pressure 63.7N (6.5kgf)
Stitch adjusting method By push-button
Differential-feed adjusting method By lever (with micro-adjustment)
Weight of the machine head 27kg
Lubrication Automatic (The needle bar mechanism and upper looper mechanism do not require lubrication.)
Lubricating oil JUKI Machine Oil 18 (equivalent to ISO VG18)
Needle cooler Provided as standard
Needle thread heat remover Provided as standard
Micro-lifter Option

*sti/min is the abbreviation for “stitches per minute”

When you place orders