DAPSEW DAP 669 Automatic Cylinder Arm Sewing Machine
The DAPSEW DAP 669 is a single-needle cylinder arm compound feed lockstitch sewing machine designed for leather goods, handbags, tubular components and shaped workpieces. Equipped with automatic thread trimming, automatic backtacking and automatic presser foot lifting as standard, the machine reduces manual operations and supports efficient industrial sewing. Its slim cylinder arm and compound feed system provide controlled material feeding for curved seams, assembly and decorative topstitching applications.
Key Features
Automatic Thread Trimming: Reduces manual thread cutting and improves sewing efficiency.
Automatic Backtacking: Reinforces seams with automatic reverse stitching.
Automatic Presser Foot Lifting: Facilitates workpiece handling and positioning.
50 mm Slim Cylinder Arm: Provides access to curved, tubular and difficult-to-reach sewing areas.
Compound Feed System: Combines bottom feed, needle feed and alternating walking feet for controlled material feeding.
Large Horizontal Hook: Supports longer sewing cycles with increased bobbin capacity.
Adjustable Bottom Feed: Suitable for assembly, decorative topstitching and binding operations with appropriate equipment.
Advanced Gold Configuration: Includes a second stitch length, switchable second thread tension, quick stroke adjustment, LED sewing light and maintenance indicator.
Technical Specifications
| Specification | DAP 669 AUT /AUT PLUS |
|---|---|
| Machine Type | Single-Needle Cylinder Arm |
| Stitch Type | 301 Lockstitch |
| Feeding System | Compound Feed |
| Cylinder Arm Diameter | 50 mm |
| Maximum Sewing Speed | 3,000 stitches/min |
| Maximum Stitch Length | 9 mm |
| Maximum Alternating Foot Stroke | 9 mm |
| Maximum Presser Foot Lift | 20 mm |
| Needle System | 134-35 |
| Hook Type | Large Horizontal Hook |
| Automatic Thread Trimming | Standard |
| Automatic Backtacking | Standard |
| Automatic Presser Foot Lifting | Standard |
Typical Applications
Leather goods and handbags
Tubular and three-dimensional components
Curved seam assembly
Decorative topstitching
Edge binding with suitable equipment
Selected footwear and technical textile applications
DAPSEW DAP 669 Series – Model Comparison
The DAPSEW DAP 669 Series is available in three configurations: ECO, AUT and AUT PLUS. All three models feature a slim cylinder arm and compound feed system for sewing leather goods, bags, tubular components and shaped workpieces.
Model Selection Guide
DAP 669 ECO – Essential Sewing Functions
An economical configuration designed for customers who need reliable cylinder arm sewing with basic manual operating functions.
DAP 669 AUT – Standard Automatic Functions
Equipped with automatic thread trimming, automatic backtacking and automatic presser foot lifting. Suitable for production requiring fewer manual operations and greater operating convenience.
DAP 669 AUT PLUS – Advanced Automatic Functions
Includes all AUT functions, plus a second stitch length, switchable second thread tension, quick alternating foot stroke adjustment, LED sewing light and maintenance indicator. Suitable for applications requiring greater flexibility and more convenient adjustment between sewing operations.
| Features | DAP 669 ECO | DAP 669 AUT | DAP 669 AUT PLUS |
|---|---|---|---|
| Cylinder Arm Diameter | 50 mm | 50 mm | 50 mm |
| Compound Feed System | Standard | Standard | Standard |
| Large Horizontal Hook | Standard | Standard | Standard |
| Automatic Thread Trimming | No | Standard | Standard |
| Automatic Backtacking | No | Standard | Standard |
| Automatic Presser Foot Lifting | No | Standard | Standard |
| Second Stitch Length | No | No | Standard |
| Switchable Second Thread Tension | No | No | Standard |
| Quick Alternating Foot Stroke Adjustment | No | No | Standard |
| LED Sewing Light | No | No | Standard |
| Maintenance Indicator | No | No | Standard |
FAQ
What is the difference between DAP 669 ECO and DAP 669 Automatic?
The DAP 669 Automatic includes automatic thread trimming, backtacking and presser foot lifting as standard. The ECO version focuses on essential sewing functions.
What is the difference between the AUT and AUT PLUS configurations?
Both include the standard automatic functions. The AUT PLUS configuration adds a second stitch length, switchable second thread tension, quick stroke adjustment, LED sewing light and maintenance indicator.
Can the DAP 669 perform edge binding?
Yes. With suitable sewing equipment and bottom feed adjustment, the machine can be configured for selected binding operations.
Request a Quotation
DAPSEW supplies the DAP 669 Series for leather goods, bags and specialized industrial sewing applications.
Contact us with your sewing material, required configuration and destination country for machine selection and quotation assistance.
DAP 669 AUT Automatic Cylinder Arm Sewing Machine
The DAPSEW DAP 669 AUT is an industrial cylinder bed compound feed sewing machine featuring automatic thread trimming, automatic backtacking and automatic presser foot lifting. Designed for leather goods, handbags and tubular sewing applications, its slim cylinder arm provides convenient access to curved and shaped workpieces. DAPSEW supplies industrial sewing machines for bag manufacturing and leather goods production, with configuration assistance and international export services.
DAP 669 Cylinder Arm Sewing Machines – Applications & Model Selection
The DAPSEW DAP 669 Series includes ECO, AUT and AUT PLUS cylinder arm compound feed sewing machines for leather goods, handbags, tubular components and curved sewing applications. The DAP 669 ECO provides essential sewing functions, while the DAP 669 AUT features automatic thread trimming, backtacking and presser foot lifting. The DAP 669 AUT PLUS adds advanced functions such as a second stitch length, switchable thread tension and quick presser foot stroke adjustment. DAPSEW supplies these industrial cylinder bed sewing machines worldwide and helps customers select suitable configurations according to their materials and sewing requirements.
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