This air-cooled handheld integrated fiber laser welder adopts compact modular structure with built-in efficient air cooling system, requiring no external water chiller. Equipped with intelligent touch control, matched wire feeder and multi-layer safety protection, it supports multiple welding modes and expandable cleaning cutting functions, stably welding stainless steel, carbon steel and aluminum for various industrial fabrication and on-site processing.
※ Product Model: ST-FWA1250H
※ Laser power: 1250W
※ Single maximum welding thickness: 0.5-4mm
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This air-cooled handheld integrated fiber laser welder features a highly compact modular all-in-one structure, combining laser source, control cabinet and welding torch as a whole. Equipped with optimized gas path and quick-disassemble torch body, it delivers stable long-hour continuous operation and convenient daily maintenance. The built-in air cooling system removes the need for an external water chiller, making the unit lightweight and flexible for on-site engineering and workshop batch processing.
It comes with an intelligent touch screen for one-click parameter saving and real-time running data monitoring. The supporting wire feeder works with 0.6–1.6mm welding wires and enables coordinated linkage via RS485 communication. Multiple welding modes including spot, continuous welding are standard, while laser cleaning and cutting functions can be expanded to realize multi-purpose metal processing.
Full multi-layer safety protection is configured with key lock, emergency stop, fiber interlock and workpiece contact power cutoff to avoid accidental laser emission. Widely applicable for welding stainless steel, carbon steel, aluminum and other metals, this industrial laser welder serves sheet metal, pipeline, hardware, shipbuilding and metal frame fabrication efficiently.
Highly Integrated Drive & Control System
Adopts proprietary pure digital galvanometer drive and control technology. Multiple system functions are integrated into one control card and power supply, delivering strong compatibility and excellent anti-interference performance for stable long-term operation.
Lightweight & Safe Handheld Welding Head
Equipped with dual protective lenses and splash-proof structure to protect internal core parts and extend service life. The 0.5kg lightweight welding gun comes with a safety monitoring indicator system for safer operation.
Intelligent Multilingual Touch Control
Visual touch screen supports real-time data monitoring, multi-group preset welding parameter libraries and multilingual switching. One-click parameter calling simplifies operation and greatly improves working efficiency.
Integrated Automatic Wire Feeder
Integrated control of welding gun and wire feeder realizes synchronous operation. It supports 0.6–1.6mm welding wires, with one-touch wire feeding and retraction functions for simple, fast and precise wire control.
Maintenance-Free Air-Cooled Laser Source
Customized air-cooled fiber laser source features compact size and light weight with excellent portability. It supports full metal welding, offers a 100,000-hour long service life and requires zero daily maintenance.
High-Efficiency Integrated Air Cooling System
Adopts phase-change heat conduction and hollow-core air cooling technology. The optimized integral heat dissipation structure ensures stable machine performance and prolongs service life during continuous long-hour working.
7 Optional Working Modes
Comes with seven practical working modes, including exclusive pulse modulation mode. It realizes scarless and flat welding for thin metal sheets, effectively avoiding welding deformation and traces.
Long-Distance Fiber Cable with Integrated Storage
Equipped with 10-meter original high-quality optical fiber. Matched with an integrated cable reel, it realizes neat cable storage, makes transportation easier and keeps the whole machine more compact.

1. Integrated air-cooled design eliminates the need for an external chiller; the lightweight unit offers greater flexibility for on-site outdoor operations.
2. Modular integrated layout with optimized gas circuitry ensures stable, continuous welding over long periods.
3. Quick-release welding gun design simplifies maintenance and part replacement, resulting in low upkeep costs.
4. Smart touchscreen display allows for one-touch parameter saving and recall, as well as real-time monitoring of operational data.
5. Compatible wire feeder supports 0.6–1.6mm welding wire and enables integrated communication control.
6. Features multiple welding modes—including spot welding and continuous welding—with optional expandability for cleaning and cutting functions.
7. Equipped with comprehensive safety protections, including an emergency stop, key lock, and workpiece power-cut interlock, ensuring safe operation.
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. Do I need to equip an external water chiller for this welder?
No, it adopts integrated air cooling system, no water chiller is needed, easy to move for on-site welding.
6. What specifications of welding wire does the matched wire feeder support?
It supports welding wires ranging from 0.6 mm to 1.6 mm.
7. Can the machine perform laser cleaning and cutting apart from welding?
It is preset with various welding modes; cleaning and cutting functions can be expanded as an upgrade.
8. Is the machine hard to operate for beginners?
The touch screen can store multiple parameter recipes for one-click recall, beginners can operate proficiently after simple training.
9. What safety protection devices does the machine have?
It has key switch, emergency stop button, fiber interlock and workpiece contact power-off protection to prevent misoperation.
10. How about the service life of core laser parts?
The laser source has stable performance with guaranteed quality; regular maintenance can greatly extend its service life.

● 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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