Durkopp Adler D669 e-con
Medium-Heavy Duty Cylinder Arm
A next-generation DELTA e-con cylinder sewing machine designed for medium-heavy industrial applications with a fully digitalised platform that combines outstanding kinematics, programmable control elements and energy-efficient operation. The D669 e-con delivers reproducible, high-quality seams even in demanding materials while helping reduce power consumption and improve sustainability.
DELTA e-con energy-efficient design: Saves up to 25 % power compared with comparable digital machines while raising sewing performance.
Fully digitalised control: Integrated drive and digitally programmable setting elements deliver precise, reproducible results and support advanced process optimisation.
Medium-heavy capability: Sophisticated sewing kinematics handle demanding materials and complex seams with consistency.
Programmable parameters: Electronic adjustment of key settings such as thread tension, foot stroke and needle positioning enhances process control.
Industry 4.0 readiness: Modular interfaces and flexible connectivity simplify integration with external automation, Poka-Yoke systems and production networks.
Intuitive operation: Advanced control panel (Commander DELTA) with multi-touch interface reduces setup and teach-in time.
Cylinder design: Narrow arm geometry improves accessibility for tubular or hard-to-reach workpieces.
Reproducibility and sustainability: DELTA e-con supports higher productivity with fewer resource demands, contributing to lower operating costs and environmental impact.
Key Features & Benefits
E-CON – efficient, energy-saving and sustainable sewing
Perfect sewing results thanks to optimised sewing kinematics – even in demanding materials.
Intuitive operation and up to 30% shorter teach-in times due to the multi-touch control panel.
Automatic optimisation of sewing parameters during the sewing process via integrated Material Thickness Detection (MTD).
Efficiency and reproducibility using program-supported sewing and electronic control elements.
Flexible and future-oriented – the digital sewing system for the future.
Outstanding performance parameters - Up to 3000 stitches/minute (subclass-dependent), optimised working area due to increased clearance of 350 mm x 128 mm and simultaneously reduced machine footprint.
The DELTA platform – a wide range of models, equipment and fields of application.
Personalized to your individual needs - Starting with the right height of the table top, your individual control panel configuration or your user profile that gives you access to exactly those areas that are relevant and useful for you.
Solid cast core in an innovative and service-friendly design.
Always on the Safe Side – with DELTA Poka Yoke Equipment.
Outstanding performance in the standard package
Programmable height-adjustable work tables (optional).
The varied range of sewing equipment, attachments, and optional equipment guarantees an optimal solution for nearly all sewing operations.
Always on the Safe Side – with DELTA Poka Yoke Equipment.
Outstanding performance in the standard package
Examples of use
Cargo belt
Assembly seams in technical textiles
Perfect topstitching seams in the leather goods sector
Stitching through large area and bulky workpieces
Specification
Features
= Standard 
= Optional
| D669-180912-01 | |
| Stitch length [mm] max. | 9 |
| Stitches/min. | 3000 |
| Sewing Material | Medium Heavy - Heavy |
| Single needle | |
| Lockstitch (301) | |
| Horizontal hook, large (L, Ø 26 mm) | |
| Bottom feed, needle feed and alternating foot top feed | |
| Automatic thread trimmer [mm] max. | 10 |
| Thread nipper for a neat seam beginning | |
| MTD - Automatic material thickness detection | |
| Stepper motor-driven stitch length adjustment with simultaneous speed limitation according to the feeding length | |
| Stroke of the alternating sewing feet [mm] max. | 9 |
| Stepper motor-driven foot stroke and quick stroke adjustment | |
| Clearance when Sewing/Lifting [A=sewing / B=lifting] [mm] max. | A=10 / B=16 |
| Stepper motor-driven sewing foot lift and sewing foot pressure | |
| Stepper motor-driven, programmable thread tension | |
| Electronic needle positioning | |
| Stepper motor-driven electronic backtack | |
| Motor-driven bobbin winder | |
| Storage capacity for setups/seam programs | 999 |
| Individual programmable complex seam sections | 30 |
| Program control, operating panel Commander DELTA | |
| Underarm LED lighting with dimmer | |
| Integrated LED sewing light with dimmer | |
| Oil maintenance indicator | |
| DA-sewing drive | |
|
e-con
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* Depending on foot stroke
** Approx. length of remaining thread
Technical
| D669-180912-01 | |
| Needle system | 134-35 |
| Needle size | 100-150 |
| Thread Type* ** [Tkt.] max. | 80/3 - 15/3 |
| Dimensions (Length x Width x Height) [mm] | 1200 x 550 x 1700 |
| Cylinder arm machine with clearance [C=clearance, D=depth] [mm] max. | C=350 / D=128 |
| Nominal voltage [V], [Hz] | 1x230V, 50/60 Hz |
| Rated power [W] max. | 375 W |
| Weight, sewing head [Kg] | 59 |
* Max. thread size upper thread: Tkt. 10/3, max. thread size bobbin thread: Tkt. 20/3
** Max. thread size upper thread: Tkt. 15/3, max. thread size bobbin thread: Tkt. 40/3
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