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With 50% more power and enhanced speed, Singer Heavy Duty sewing machines can tackle thicker fabrics and long seams without breaking the bank. A true workhorse with all metal frame.
The Heavy Duty 4423 sewing machine is designed with your heavy duty projects in mind, from denim to canvas. Thanks to the machine’s powerful motor, you have extra high sewing speed to save you time.


97 Stitch Applications
Choose from a variety of stitches for basic sewing, decorative sewing, and more. Stitches are clearly displayed on the Stitch Selector Dial. Just turn the dial to select your stitch.

Bonus Accessories
General Purpose Foot, Zipper Foot, Buttonhole Foot, Button Sewing Foot, Edge/Quilting Guide, Pack of Needles, Bobbins, Spool Caps, Auxiliary Spool Pin, Spool Pin Felt, Screwdriver, Seam Ripper/Lint Brush and Soft Dust Cover

Automatic 1-Step Buttonholes
Create consistent buttonholes in a style to suit your needs–all in one step!

Built-In Needle Threader
Effortless threading of the needle for a faster start.

Easy-to-Load Top Drop-In Bobbin System with Clear Cover
The bobbin loads from the top, so it is easy to insert. The clear cover makes it easy to monitor the bobbin thread supply.

Extra High Presser Foot Lift
Presser foot has an extra high position available to accommodate thick fabrics.

Full Metal Frame for Durability
The machine’s interior frame is metal, providing long lasting durability.

Quick and Easy Threading
Easy-to-follow threading guides are on the top of the machine.


  • Brand: Singer
  • Dimensions: 15.5 x 6.25 x 12 inches
  • Weight: 14.5 lbs
  • Color: Grey
  • Material: Metal
  • Power: 120 Voltage/ 84 Watts/ 60 Hz
  • Power Source: Treadle Powered
  • Included Accessories: All-Purpose Foot, Zipper Foot, Buttonhole Foot, Button Sewing Foot, Seam Ripper / Lint Brush, Quilting Guide, Needles, Bobbins, Screwdriver, Auxiliary Spool Pin, Spool Pin Felt, Soft-Sided Dust Cover
Weight 1 lbs