April 23, 2019

Compound Feed Heavy Duty Lockstitch Sewing Machine

Model NO.: FX-4400
Automatic Grade: Automatic
Type: furniture Sofa
Trademark: FOXSEW
Transport Package: Cartons & Wooden Case
Specification: CE
Origin: Zhejiang, China
HS Code: 84522900
FOXSEW Compound Feed Heavy Duty Lockstitch Sewing Machines series
FX-4400 (Single-needle)
FX-4420 (Double-needle)
FX-4401 (No backstitch)
FX-4400L (Left hook)
FX-4400D (Single-needle and thread trimmer with reverse sewing)
FX-4420D (Double-needles and thread trimmer with reverse sewing)
Working Video: www.foxsew.com/company-video/double-needle-walking-foot-leather-sewing-machine-386.html
Features: Compound Feed Heavy Duty Lockstitch Sewing Machine is the latest of FOXSEW brand heavy duty sewing machines, which is designed with large vertical rotating hooks for thread loop catching and sliding bars for thread up-taking. It has been sub-classed into single needle, two needles, single needle with under-trimmer and two needles with under-trimmer. The application of needle bearings for arm shaft and hook shaft, dog belt driving, plunger pump lubrication and compound feed by needle bar, presser foot and feed dog provides this series with such splendid features as smooth running, quiet working and a long service life. It is also equipped with a safety clutch to prevent the hooks from damage by over-duty operation. So it is especially available in stitching sofa, Suitcase, car seat cushions, car upholstery, safety belts, safety air bags, handbags, Luggage case, tents, parachutes, etc..



Max. Sewing Speed

2000 r.p.m

Stitch Length

0-9 mm

Needle Bar Stroke

36 mm

Thread Take-up lever stroke

74.5 mm

Presser foot lift

By Hand: 8mm  By Knee: 16 mm

Needle Size

DPX17 18#-23#

Rotating Hook

Automatic Lubricated Large Rotary Hook


Automatic Lubricated

Safety Clutch device


Needle Gauge

Standard: 6.4mm, 3.2, 4.8, 9.5, 12.7 mm is available.


400W 1400 r.p.m and 550W Servo Motor