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Short Description
The TOPEAGLE LZ-2684-D Series is a high-speed, single-needle lockstitch zigzag sewing machine with selectable standard and 3-step zigzag stitching. Direct drive, low-tension stitch control and automatic thread trimming options make it suitable for high-speed garment, underwear, elastic and decorative sewing applications.
Product Overview
LZ-2684-D High-Speed Zigzag Sewing Machine
The TOPEAGLE LZ-2684-D Series is a high-speed, single-needle lockstitch zigzag sewing machine designed for garment, underwear, elastic and decorative sewing applications requiring both productivity and flexible stitch formation.
The machine can switch between standard zigzag and 3-step zigzag stitching, allowing one sewing platform to handle different sewing operations without changing the machine head.
A direct-drive system and built-in control box provide a compact machine configuration and responsive operation. Automatic thread-trimming models are available for production lines requiring reduced manual thread cutting and faster handling between sewing cycles.
The sewing mechanism is designed to maintain stable stitch formation even at relatively low thread tension. A rotary thread take-up mechanism and hook-position compensation help reduce skipped stitches and thread breakage during high-speed zigzag sewing.
For elastic and stretch materials, the machine incorporates a micro-lifter function that allows the presser foot to float slightly above the material, helping reduce excessive pressure and improve seam appearance on sensitive fabrics.
Depending on the model, the series is available for standard apparel materials or heavier applications using larger needles and wider zigzag settings.
Key Features
High-speed single-needle zigzag lockstitch machine
Direct-drive system
Built-in control box
Standard zigzag and 3-step zigzag pattern changeover
Maximum sewing speed up to 5,000 stitches/min on selected models
Automatic thread trimming available
Stable stitch formation at low thread tension
Rotary thread take-up mechanism
Hook-position compensation mechanism
Micro presser-foot lifting for stretch fabrics
Adjustable zigzag width
Standard and heavier-material configurations
Compact integrated machine design
Standard Zigzag and 3-Step Zigzag Stitching
The LZ-2684-D Series can produce two main zigzag stitch formations:
Standard Zigzag
A conventional zigzag stitch alternates directly from one side to the other.
It is suitable for:
General zigzag sewing
Decorative stitching
Appliqué
Edge sewing
Selected elastic operations
3-Step Zigzag
A 3-step zigzag distributes additional stitches across each side-to-side movement of the zigzag pattern.
This provides wider thread distribution and increased flexibility for applications such as:
Elastic attachment
Underwear
Lingerie
Sportswear
Stretch fabrics
Reinforcement
Decorative sewing
One machine can therefore cover both conventional zigzag and wider multi-step sewing requirements.
Main Applications
The LZ-2684-D Series is suitable for:
Underwear
Lingerie
Sportswear
Activewear
Garments
Fashion apparel
Elastic components
Lightweight and medium-weight fabrics
Selected heavier materials with DH configuration
Typical Sewing Operations
Standard zigzag sewing
3-step zigzag sewing
Elastic attachment
Decorative stitching
Appliqué
Reinforcement sewing
Edge stitching
Stretch-fabric sewing
Model Range
| Model | Main Configuration | Max. Speed | Zigzag Width |
|---|---|---|---|
| LZ-2684-D | Direct drive | 5,000 spm | 8 mm |
| LZ-2684-D-7 | Direct drive + automatic thread trimmer | 4,500 spm | 8 mm |
| LZ-2684-D-7/P | Direct drive + automatic thread trimmer + automatic presser-foot lifter | 4,500 spm | 8 mm |
| LZ-2684-DH | Direct drive, heavier-material version | 2,800 spm | 10 mm |
| LZ-2684-DH-7/P | Heavier-material version + automatic thread trimmer + automatic presser-foot lifter | 2,800 spm | 10 mm |
Heavy-Material Configuration
The LZ-2684-DH Series is designed for applications requiring a larger needle range and wider zigzag capability.
Compared with the standard D Series, the DH configuration provides:
Needle sizes #16–22
Maximum zigzag width up to 10 mm
Presser-foot lift up to 12 mm
Maximum sewing speed of 2,800 stitches/min
Thread-trimming configuration designed for heavier nylon thread on selected models
Technical Specifications
| Specification | LZ-2684-D | LZ-2684-D-7 | LZ-2684-D-7/P | LZ-2684-DH | LZ-2684-DH-7/P |
|---|---|---|---|---|---|
| Machine Type | High-speed zigzag lockstitch | Same | Same | Heavy-material zigzag | Heavy-material zigzag |
| Needle System | DP×5 | DP×5 | DP×5 | DP×5 | DP×5 |
| Needle Size | #10–14 | #10–14 | #10–14 | #16–22 | #16–22 |
| Max. Zigzag Width | 8 mm | 8 mm | 8 mm | 10 mm | 10 mm |
| Presser-Foot Lift | 5.5–10 mm | 5.5–10 mm | 5.5–10 mm | 5.5–12 mm | 5.5–12 mm |
| Max. Sewing Speed | 5,000 spm | 4,500 spm | 4,500 spm | 2,800 spm | 2,800 spm |
| Direct Drive | Yes | Yes | Yes | Yes | Yes |
| Automatic Thread Trimmer | - | Yes | Yes | - | Yes |
| N.W. / G.W. | 39 / 47 kg | 39 / 47 kg | 39 / 47 kg | 47 / 54 kg | 47 / 54 kg |
| Packing Size | 660×350×620 mm | Same | Same | 710×350×620 mm | Same |
How to Choose the Right LZ-2684 Model
Choose LZ-2684-D
For high-speed standard production where automatic thread trimming is not required.
Choose LZ-2684-D-7
When automatic thread trimming is required for higher productivity and shorter handling cycles.
Choose LZ-2684-D-7/P
When additional automatic functions supplied by the /P configuration are required.
Choose LZ-2684-DH
For heavier materials, larger needles and wider zigzag stitching.
Choose LZ-2684-DH-7/P
For heavier-material applications requiring both the DH sewing specification and additional automatic functions.
FAQ
What is the LZ-2684-D?
The LZ-2684-D is a high-speed, single-needle direct-drive zigzag lockstitch sewing machine designed for standard zigzag and 3-step zigzag stitching.
What is the difference between standard zigzag and 3-step zigzag?
Standard zigzag moves directly between the left and right stitch positions. A 3-step zigzag adds intermediate stitches across the zigzag movement, providing wider thread distribution and increased flexibility.
What is the maximum sewing speed?
The standard LZ-2684-D reaches up to 5,000 stitches/min, while automatic thread-trimming versions are rated at up to 4,500 stitches/min.
Does the machine have automatic thread trimming?
Automatic thread trimming is available on selected models, including the LZ-2684-D-7 and related automatic configurations.
Is the machine suitable for elastic materials?
Yes. The micro presser-foot lifting mechanism is designed to reduce excessive pressure when sewing elastic and stretch materials.
What is the maximum zigzag width?
The standard LZ-2684-D series provides up to 8 mm, while the DH configuration provides up to 10 mm according to the current TOPEAGLE specification.
What is the DH version?
The DH series is configured for heavier sewing applications, with larger needle sizes, wider zigzag capability and higher presser-foot clearance.
Is this machine suitable for sail making?
It is primarily designed for garment, elastic and selected medium/heavier-material zigzag sewing. For sails, heavy canvas and tarpaulins, a dedicated heavy-duty or extra-heavy-duty zigzag machine is recommended.
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