The Sino Galvo 20w/30w compact fiber laser is a high-precision laser processing equipment with a small size, and is widely used in industrial marking, micro-processing and integration of automated production lines.
Main Application Scenarios

Marking of Metallic & Non-metallic Materials
Suitable for stainless steel, aluminum, copper, plastic, aluminum oxide, etc. It is used for permanent marking in fields such as electronic products, automotive parts, hardware tools, and medical devices.

High-precision Microfabrication
The minimum line width can reach 0.01–0.05mm, and the minimum character height is 0.15–0.2mm. It is suitable for printing QR codes, barcodes or parameter information on micro devices such as IC chips, electrolytic capacitors, and PCB boards.

Color and Deep Engraving Markings
By adjusting parameters such as pulse width and frequency, colorful LOGOs or deep engraving effects can be achieved on the surfaces of materials like 304 stainless steel and titanium alloys.

Paint stripping and surface treatment
For removing paint from transparent components such as those in cars and mobile phones, or for precise paint removal from areas where rubber buttons and aluminum casings connect.

Automation Line Integration
Due to its compact size (for some models, the overall size is approximately 345×265×100mm, and the weight is less than 16kg), it can be easily integrated into automated equipment or machine control cabinets, saving space and enhancing the integration level of the production line.
Optical Parameters
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Pulsed fiber laser |
20M1 |
30M1 |
Note |
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Center Wavelength (nm) |
1064±5 |
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Nominal average output power (W) |
20~22 |
30~33 |
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Pulse repetition rate (kHz) |
30~80 |
40~80 |
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Single pulse energy (mJ) |
0.7 |
0.75 |
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Pulse duration (ns) |
80~120 |
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Laser operating mode |
Pulsed |
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Polarization |
Random |
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Beam diameter (mm) |
6~8 |
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Beam ellipticity (%) |
>90 |
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Beam quality (M2) |
<1.45 |
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Output power tunability (%) |
10~100 |
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Red light |
Optional |
Customization available |
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Laser ON delay (μs) |
<200 |
Pout=Pnom, 10%~90% |
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Laser OFF delay (μs) |
<100 |
Pout=Pnom, 90%~10% |
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Electrical performance |
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Working voltage (VDC) |
24 |
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Working current (A) |
<5 |
<6 |
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Power consumption(W) |
<120 |
<144 |
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Mechanical character |
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Power Interface |
DB25 |
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Cooling |
Air Cooled |
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Fan |
Variable-frequency cooling fan |
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Dimension L×W×H (mm) |
209×135×51 |
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Weight (kg) |
1.7 |
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Output fiber cable length (m) |
1.8~2 |
Customization available |
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Power cable length (m) |
0.8~0.9 |
Customization available |
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