Semi-Dry Computerized Lockstitch Machine suitable for Heavy-Weight Materials

Jack A4S Semi-Dry Computerized Lockstitch Machine

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JACK A4S-H Semi-Dry Computerized Lockstitch Machine suitable for Heavy-Weight Materials

Sealing Oil Pan, Oil Free
Oil is stored in the sealed pan which is integrated into the machine head, effectively prevents oil leakage and oil staining, realize clean sewing for your valuable products.

Scientific Design, For Kinds Of Fabrics
Optimized thread take-up and feeding mechanism enlarge the sewing range, suitable for various kinds of fabrics like jeans, yarn and lace.
Jack A4S is suitable for all different types of materials

Oil Feeding Reminder
New function for oil level reminding, makes easy and fast to adding oil.

Bird’s Nest Prevention Device
Makes the product free from nest after start sewing, ensure the thread tear as shorter as 3mm. (only for model A4S-N)

Semi Dry Head, Clean Sewing
DLC needle bar and bearing for thread take-up, not only durable but also makes the machine head free from oil staining by using special grease.(only for model A4S-W)

Mode Jack A4S Jack A4S-H Jack A4S-7 Jack A4S-7H Jack A4S-N Jack A4S-W Jack A4S-WN
Needle DB×1 11-18# DP×5 18-21# DB×1 11-18# DP×5 18-21# DB×1 11-18#
Thread Number 2
Stitch Length(mm) 5 7 5
Height of Presser Foot(mm) 5-13
Sewing Speed(S.p.m) 5000 3500 5000
Automatic Presser Lifting Standard
Eletronic Tension Post Standard
Thin Material
Mudium-heavy Material
Heavy Material
Volume(mm) 645×248×550
Weight(kg) 40/46

For all Industrial Sewing Machine Spare Parts, Needles & Accessories, click the link below to our Parent company, College Sewing Machine Parts Ltd, the UK’s largest Industrial Sewing Machine Spare Parts Stockist. Jack Industrial Parts Agents, sewing machine parts for the Jack A4S

Jack A4S Spare Parts

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