This handheld integrated air-cooled laser welder features compact structure and no water chiller required. It is portable, easy to operate and delivers stable welding performance for various metal materials.
※ Product Model: ST-FWA1250H
※ Laser power: 1250W
※ Single maximum welding thickness: 0.5-4mm
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This handheld integrated air-cooled laser welder adopts an all-in-one design with built-in air cooling system, eliminating the need for an external water chiller. It is compact, lightweight and highly portable, supporting flexible mobile operation for different working sites.
Equipped with reliable laser source and optimized welding technology, the machine ensures high welding precision, fast speed and smooth weld seams. It works excellently on stainless steel, aluminum, carbon steel and other common metal materials.
Simple operation and low failure rate greatly reduce maintenance costs. It is widely applied in sheet metal processing, hardware manufacturing, engineering installation and other industrial fields.
Integrated Drive and Control, Highly Integrated:
Features proprietary pure digital galvanometer drive and control technology, integrating multiple system functions into a single control card and power supply. Offers strong compatibility and exceptional anti-interference capability.
Handheld Laser Welding Head:
The laser welding torch features dual protective lenses and a splash-resistant design, effectively extending the service life of the inner lenses. Gun Weight about 0.5 kg with security monitoring Indicator System.
Intelligent Touchscreen Control:
Touchscreen visualization enables real-time data monitoring. Supports storage of multiple welding parameter libraries and multilingual options. Custom process parameters are accessible with a single touch, significantly boosting production efficiency.
Built-in Wire Feeder:
Integrated control of welding gun and wire feeder for simplified operation. Supports 0.6-1.6 mm welding wire with “one-touch wire feed” and “one-touch wire retraction” functions.
Air-Cooled Fiber Laser:
We use the customized air-cooled fiber laser, the air-cooled design simplifies layout, reduces equipment size and weight, and enhances portability. This laser boasts a lifespan of 100,000 hours, requires no maintenance, and can weld all types of metals.
Integrated Built-in Air Cooling System:
Features advanced phase-change thermal conduction technology and an integrated hollow-core air-cooling system. This significantly enhances the device's heat dissipation efficiency, ensuring stable performance and extended service life during prolonged operation.
Seven Working Modes:
The machine features seven operating modes, including our proprietary pulse modulation mode that enables scarless welding of thin metal sheets.
Solder Connection Fiber:
Using 10 meters of original long fiber optic cable, an integrated cable drum is used to store the cable, making the machine more compact when stored or transported.

● Integrated Air-cooled Structure: Adopts built-in air cooling system instead of traditional water chiller. Simplifies the whole device structure, saves installation space and removes troublesome water circulation maintenance.
● Excellent Portability & Compact Size: All-in-one integrated design with lightweight body. It supports mobile welding and adapts to various complex working scenarios, no limited to fixed working stations.
● Superior Welding Quality & High Efficiency: Equipped with high-quality laser source to deliver stable laser output. It realizes fast welding speed, uniform weld seam, less spatter and no secondary polishing for finished workpieces.
● Wide Welding Compatibility: Perfectly applicable for multiple metal materials, including stainless steel, carbon steel, aluminum, copper, galvanized sheet and other common industrial metals.
● User-friendly Operation: Intuitive intelligent control panel and simple parameter settings. New beginners can master the operation quickly without professional welding experience, greatly lowering the employment threshold.
● Low Operating & Maintenance Cost: Eliminate costs related to water chillers, cooling water and pipeline replacement. The machine features low failure rate and simple daily maintenance, effectively reducing long-term operational expenses.
● Multiple Functional Modes: Support welding, seamless welding and cutting multi-functional modes optionally. One machine meets diverse processing demands to improve equipment utilization rate.
● Safe & Stable Performance: Built-in multiple safety protection mechanisms against overheating and overcurrent. Effectively prevent equipment damage and operational risks to ensure long-term continuous industrial work.
1. How can i place an order?
Please provide the details of your requirements as clear as possible. So we can send you the offer at the first time.
For further discussion, it is better to contact us with WhatsApp / WeChat / email / phone, in case of any delays.
2. What kind of display we provide?
We have laser marking machine / laser welding machine / laser cutting machine / laser cleaning / CO2 laser cutting and engraving machine / laser accessories for you choose.
3. How about the warranty?
We have 2 years warranty and lifelong maintenance.
4. What is your terms of delivery?
We accept EXW, FOB, CFR, CIF, DDU, DDP, etc. You can choose the one which is the most convenient or cost effective for you.
5. What is an air-cooled handheld laser welder?
It is an all-in-one portable laser welding device integrated with an internal air cooling system. Different from conventional water-cooled welders, this model requires no external water chiller, featuring compact size and easy movement for flexible mobile welding.
6. Is water cooling required for this equipment?
No water cooling is needed. Equipped with a high-efficiency built-in air cooling module, the machine realizes automatic heat dissipation during operation, which greatly simplifies the overall structure and reduces daily maintenance difficulties.
7. Is it difficult for new users to operate the machine?
Absolutely not. The welder is equipped with a humanized touch control panel with preset standard welding parameters. Workers without professional welding experience can get started within 1-2 hours with simple training.
8. What functions does this machine support?
This multifunctional laser equipment integrates core functions: laser welding, metal surface cleaning and partial cutting. It can satisfy multiple production demands with one single device to save procurement cost.
9. What are the main advantages compared with water-cooled laser welders?
It boasts smaller footprint, lighter weight and lower comprehensive cost. It avoids common troubles of water-cooled models such as water leakage, pipeline blockage and coolant replacement, ideal for outdoor construction and scattered processing sites.
10. How about the daily maintenance of the air-cooled laser welder?
Daily maintenance is extremely simple. Users only need to regularly clean the cooling dust screen and check the welding torch accessories. No extra consumables like cooling water are required, effectively cutting long-term operating costs.
11. What after-sales support can you provide?
We provide 2 year official warranty, lifelong technical support and free online operation training. Spare parts and vulnerable accessories are supplied at factory price, and we offer remote fault diagnosis to solve problems efficiently.

● Modular Design: Features an integrated structure combining fiber-output laser modules, control systems, and welding gun heads for high integration.
● Stable Gas Path Design: Optimized gas path structure ensures long-term continuous and stable operation of the laser head.
● Maintenance-Friendly Structure: Quick-release design for the gun body facilitates routine maintenance and component replacement.
● Multi-Layer Safety Protection: Built-in real-time motor position monitoring and optical path protection functions support rapid fault diagnosis.
● Multi-Function Integration: Supports five welding modes including continuous welding, spot welding, and fish scale welding, with expandable capabilities for cleaning and cutting functions.
● Efficient Cooling System: Features air-cooled heat dissipation with integrated temperature control and stall protection.

● Process Management: Supports custom process names and one-click recall of different parameter schemes.
● Real-time Monitoring: Visual interface displays welding data in real time, providing clear visibility of operational status.
● Simplified Setup: Intuitive interface with straightforward parameter configuration lowers operational barriers.
● Function Integration: Unified control of galvanometer steering, wire feeding, and gas management through a single interface.
● High Compatibility: Supports multiple laser brands and external devices, with remote communication interfaces (e.g., RS232/RS485).
● Safety Alerts: Real-time system status feedback including fault diagnostics and protective function notifications.

● Centralized Control: Integrated management with the welding torch, supporting one-touch wire feed/retraction for effortless operation.
● Broad Compatibility: Compatible with wire feeders and laser welding systems from various brands, offering strong integration capabilities.
● Motor Drive: On-board DC brushed motor drive supports pulse direction control for stepper/servo systems.
● Effortless Wire Break Handling: Supports 0.6-1.6mm wire specifications with simple and efficient wire break processing.
● Remote Integration: Enables coordinated control with external devices via communication interfaces (e.g., RS485).
● Multi-Function Integration: Supports five welding modes including continuous welding, spot welding, and fish scale welding, with expandable capabilities for cleaning and cutting functions.
● Efficient Cooling System: Features air-cooled heat dissipation with integrated temperature control and stall protection.

ST-FWA1250H is a Class lV laser system and routine precautions are required for the safe operation of the equipment.
BUILT-IN FEATURES INCLUDE:
● Key switch control of laser source and Emergency-stop button ensure deliberate operation
● Fiber laser interlock verifies integrity of laser delivery to the welding gun
● Laser weld gun trigger, enable and then fire, for intentional operation
● Part contact electrical interlock turns off the laser power if the welding head is not in contact with the welded parts
Operators must wear all recommended personal protective equipment (PPE),including laser safety glasses, laser and heat resistant gloves, hats, leather aprons, etc., and other laser and heat resistant clothing.
Single side weld thickness
Maximum melting | 1250W |
Stainless steel (mm) | 0.5-3.0 |
Mild steel (mm) | 0.5-4.0 |
Aluminum (mm) | 0.5-2.0 |
Brass/copper (mm) | 0.5-1.0 |
Galvanized sheet (mm) | 0.5-2.0 |
Iron (mm) | 0.5-3.0 |
Remark: Double weld thickness can be achieved if the material is welded from both sides in two times
Model | ST-FWA1250H (1250W) |
Power adjustment range | 10%~100% |
Fiber core | 20μm |
Fiber length | 10m |
Welding torch cable length | 10m |
Wire feed diameter | 0.8、1.0、1.2、1.6mm |
Welding torch weight | 0.5KG |
Protective gas method | Coaxial protection |
Adjustable range of weld spot width | 0~5 mm |
Weldable material thickness | 0.3-4.0mm |
Product dimensions (L*D*H) | 623*254*538mm |
Overall Dimensions (L*D*H) | 890*490*740mm |
Product weight | 41.8kg |
Operating ambient temperature | 10~45℃ |
Working environment humidity | <70% |
Operating voltage | AC 220V±10% |
Total power | <4.0kw |
It can be used for welding stainless steel, carbon steel, copper, aluminum, gold, chromium, silver, titanium, nickel and other metals or alloys. It can also be used for various welding between different materials, including copper – brass, titanium-molybdenum, titanium- gold, nickel-copper, etc.

Laser cleaning is mainly used to remove rust, paint, degreasing and oxide film of precision parts due to its high efficiency, energy saving and environmental protection.

It can be used for cutting stainless steel, carbon stee, aluminum, aluminum ally, iron and other thin metal plates, the maximum cutting thickness is about 2mm.

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Table of Contents1. Introduction2. Overview of UV Laser Marking Machines3. Marking Effects on Different Materials3.1 Non-metallic Materials3.2 Metal Materials4. Advantages of UV Laser Marking5. Application Examples of UV Laser Marking6. Conclusion