Jack C5S-483/323/BK Overlock Sewing Machine – 4-Thread, High-Speed, Back Latching with Full Safety & Auto Functions
Four thread short thread remaining light and heavy quick adjustable pn
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Jack C5S-483/323/BK: The Intelligent Overlock Guardian – Where Unmatched Safety Meets Super High-Speed Performance
Step into the future of automated overlocking with the Jack C5S, a machine that doesn’t just sew – it thinks. Designed for high-risk back latching operations, this super high-speed 4-thread overlock machine is your factory’s safest investment. Equipped with a groundbreaking global safety sensor and triple safety switches, it prevents fabric cutting errors and protects operators like no other machine on the market. With fully automatic trimming, foot lifting, voice guidance, and LED illumination, the C5S blends industrial strength with intelligent features to deliver flawless, secure seams—making it the ultimate choice for modern garment production where safety and speed are non-negotiable.
Key Specifications
⚡ Super High-Speed – Optimized for mass production
🧵 4-Thread Overlock – Strong, reliable seams
🛡️ Global Safety Sensor – Prevents accidental fabric cutting
🔒 Triple Safety Protection – Presser foot, sewing plate & needle bar switches
🤖 Full Automation – Auto thread trim & presser foot lift
🗣️ Voice Guidance – User-friendly operation
💡 Integrated LED Light – Perfect visibility
🌱 Servo Motor – Energy-efficient & quiet
Perfect For:
🧵 Back latching operations
👕 T-shirts & knitwear
🎽 Sportswear & activewear
🩳 Elastic waistbands
🏭 High-volume garment factories
Safety never sewed so smooth – the Jack C5S protects your fabric, your operators, and your productivity.

Chaincutter Wasted Suction (KS/KH) - The front part sucks up the scraps of material, while the back part sucks up the cut threads and allows you to keep the seam clean.
Automatic Batchlatch (BK) - Automatic device to increase the quality, avoids damaging the fabric in the formation of the chain return.

Short thread - Thanks to the automatic electric cutter controlled by the photocells, the cut is 5mm both in front and behind.

L/M/H Selector
By means of a lever it is possible to change the inclination of the feed dog according to the type of light, medium or Heavy Duty fabric, this allows to meet the various work needs. (PATENTED)
Vocal Guide - Using the machine it will teach you the various functions itself, if there are errors it will notify you and by clicking the VOICE button it will suggest how to solve the problem, also with a single key you can return to the initial settings.
Speed up to 7000 R.p.m - The maximum speed is 7,000 rpm, which is 35% faster than a standard car.
Semi-Dry (C5S-W) - Grease lubrication system, needle bar in DLC (diamond like carbon), prevents the oil from damaging the fabric.
Durable Pieces - The main moving parts are anti-wear, ensure a long life in high-speed operation.
Industry 4.0 (Optional) - Thanks to the integrated WIFI module you can modify the parameters and control the productivity of the machine directly from the application. NB: a Jack gateway must be purchased for every 50 machines
Jack C5S Machines Specifications

https://www.youtube.com/watch?v=iPLtoaowmxY

