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Jack C7-4-M03/333/S industrial sewing machine
JACKOverlock / Serger

Jack C7-4-M03/333/S 4 Thread Digital Overlock with Auto Thickness

In Stock
SKU
JK-C7-4-M03
Type
Overlock / Serger
Speed
7,000 RPM
Condition
New
Shipping
Free Shipping (LA County)

Price

$1,950.00

Regular price $2,050.00

You save $100 · offer ends Nov 30

Free shipping (LA County) · Tax calculated at checkout

  • Free Shipping — LA County
  • Expert Consultation
  • Authorized Jack Dealer

Every machine includes

  • Free delivery and setup in LA County
  • Free 7-day in-shop trial. If you don't love it, we pick it up free.
  • 1-year warranty
  • Starter pack: needles, bobbins, oil

The Jack C7-4-M03/333/S is the most technologically advanced overlock machine in the Jack lineup. Its voice guidance system walks operators through threading and error resolution step by step. WiFi connectivity enables OTA firmware updates and remote diagnostics. Three sewing modes — Manual, Semi-Automatic, and Fully Automatic — give operators full control over automation level. The machine's AI brain compares 200,000 sewing data patterns 10,000 times per second to detect and adjust for fabric variations in real time. A 54% larger sewing space accommodates bulky seams and multi-layer assemblies with ease.

Machine Applications

  • Smart factory environments
  • Premium garment serging
  • Automated production lines
  • Multi-layer and bulky seaming

Machine Features

  • Voice guidance system for threading and error resolution
  • WiFi connectivity for OTA updates and remote diagnostics
  • Three sewing modes: Manual, Semi-Auto, and Fully Automatic
  • Photocell automation for hands-free sewing cycles
  • Compares 200,000 data patterns 10,000 times per second
  • 54% larger sewing space vs. standard overlocks
  • Digital auto thickness adjustment
  • 7,000 RPM for high-volume production

Questions About This Machine?

Our California team can answer spec questions, shipping timelines, and compatibility — no obligation.