SL-FI 20W
Speedy Laser
8456110090
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Portable fiber laser engraver machine 20W Mini portable fiber laser engraving machine
1). Portable type, small size, easy move, Small machine dimension
2). Fiber laser source, without any adjustment collimating optical element, free maintenance
3). Low cost, saving energy, the whole power is just only 500W.
4). Long life, laser generator life over 40,000 hours. No need any maintenance.
The 20W Mini Portable Fiber Laser Engraving Machine is engineered to deliver reliable and efficient marking performance in a compact form factor. Designed for industrial and commercial users who require operational flexibility without compromising on precision, this equipment offers a streamlined solution for various workspace setups.
Compact & Portable Design: Featuring a small machine dimension, this portable type is easy to move and position. It is highly adaptable for production facilities with limited space or projects requiring mobile operation.
Maintenance-Free Laser Source: Equipped with a stable fiber laser source that operates without the need for any collimating optical element adjustments. This free-maintenance design significantly reduces daily upkeep efforts and minimizes production downtime.
High Energy Efficiency: Designed for low operational costs and energy saving, the entire machine's power consumption is only 500W. This helps to reduce long-term electricity expenses while maintaining consistent power output.
Extended Service Life: The laser generator is built for durability, offering an operational lifespan of over 40,000 hours. This ensures long-term reliability and a solid return on investment for continuous industrial needs.
| Item Name | Technical Parameters |
| Model | SL-FI 20W |
| Laser Power | 20W |
| Laser wavelength | 1064nm |
| Laser type | Max fiber laser |
| Beam diameter | 7mm ±1 |
| Repeat frequency | 30-60KHZ |
| Marking speed | ≤ 6000mm/s |
| Marking depth | 0.01-0.1mm |
| Marking area | 110*110mm |
| Rated power consumption | 500W |
| Operating voltage | 110V- 240V/50-60 Hz/15A |
| Cooling | Air Cooling |
| Packing size | 62*35*40cm (L*W*H) |
| Gross weight | 28 KG |
| Package | Standard carton case |
Portable Mini fiber laser marking machine 20W from Nanjing Speedy Laser Company.

The mini fiber laser engraving marking machine is engineered to deliver industrial-grade performance within a highly compact and portable framework. Designed for modern workshops, small manufacturing units, and personalized customization businesses, this machine integrates advanced laser technology into a space-saving structure. By offering versatile power configurations including 20W, 30W, and 50W, it provides purchasing managers and facility operators with flexible options to match specific production demands without requiring excessive workspace.


When evaluating equipment for long-term operational stability, the physical construction of the marking machine is a critical factor. This portable fiber laser marker features a rugged and durable chassis that minimizes vibrations during operations. The precision lifting column allows operators to easily adjust the focal length, accommodating workpieces of varying heights with minimal setup time. The high-speed galvanometer scanner head is securely housed within the upper casing, protecting sensitive optical components from dust and environmental contaminants common in manufacturing settings. Coupled with a high-transmittance field lens, the physical layout guarantees that the laser beam is delivered with pinpoint accuracy across the entire working area.
Unlike traditional bulky industrial lasers, the mini structural design ensures that the machine can be easily relocated or integrated into existing production lines. The layout of the internal components, including the laser source and control boards, is highly optimized for efficient heat dissipation. This careful structural engineering helps maintain consistent performance during continuous operation, thereby reducing potential downtime and maintenance costs for the facility. Whether you select the 20W, 30W, or 50W model, the external footprint remains conveniently compact, making it an ideal choice for environments with strict spatial limitations.
Portable fiber laser marker machine 20W 30W 50W with EZCAD marking software - Applications and Engraving Samples
The mini 20W fiber laser engraving marking machine is engineered to deliver precise, permanent, and high-contrast markings across a wide range of industrial and commercial applications. Designed for versatility, this portable marking solution helps businesses achieve reliable product traceability, brand identification, and efficient inventory management without the need for expensive consumables.
Extensive Material Compatibility for Industrial Needs
This fiber laser system is highly effective on all types of metal and steel surfaces. Whether your production involves stainless steel, carbon steel, aluminum, brass, copper, or coated metals, the laser provides clean, oxidation-free engravings that withstand harsh environmental conditions. In addition to metals, the machine is capable of subsurface and surface engraving on select plastic materials, including hard polymers and opaque plastics commonly used in electronic components and industrial housings. This broad material compatibility makes it an ideal choice for manufacturing facilities handling diverse product lines.
Precision Engraving for Traceability and Branding
The core value of this marking machine lies in its ability to produce highly detailed and permanent marks essential for modern manufacturing operations.
Logo Engraving: Create sharp, professional-grade brand logos on tools, mechanical parts, and consumer goods. The precision ensures that even intricate designs are reproduced consistently, enhancing the corporate identity of your products.
Date Codes and Serial Numbers: Implement robust quality control and product lifecycle tracking. The laser generates clear, indelible serial numbers and date codes that resist fading, friction, and chemical exposure, ensuring compliance with strict industry traceability standards.
QR Codes and Barcodes: Optimize your inventory management and logistics. The machine precisely engraves high-density QR codes and 2D barcodes that maintain excellent readability for industrial scanners, significantly reducing manual tracking errors and streamlining supply chain operations.
Enhancing Production Efficiency and Reducing Costs
For procurement managers and production engineers, this fiber laser marking machine offers a significant return on investment. The non-contact engraving process ensures that delicate or precision parts are not subjected to mechanical stress during marking. Furthermore, unlike traditional inkjet or chemical etching methods, this laser system requires zero consumables, eliminating the recurring costs of inks and solvents while promoting a cleaner workspace. The fast processing speed ensures that marking tasks do not become a bottleneck in your manufacturing workflow.
