This all-in-one air cooled handheld fiber laser welder adopts integrated air cooling structure, eliminating bulky water chillers. Lightweight and easy to move, it supports welding, cutting and cleaning for carbon steel, stainless steel and aluminum, with stable output, simple operation and low maintenance for on-site and workshop metal fabrication.
※ Product Model: ST-FWA1250H
※ Laser power: 1250W
※ Single maximum welding thickness: 0.5-4mm
| Availability: | |
|---|---|
| Quantity: | |
| PDF Export | |
This air-cooled, all-in-one handheld laser welding machine features an integrated air-cooling system, eliminating the need for an external chiller. The compact design makes it easy to transport and maneuver. With its lightweight construction and ergonomic handheld torch, it is suitable for both fixed workshop applications and outdoor on-site construction.
A single machine can perform multiple functions, including welding, seamless welding, and cutting. It produces aesthetically pleasing welds on various metals such as carbon steel, stainless steel, aluminum, and galvanized sheet metal, with strong, distortion-resistant welds. The equipment has a low learning curve, allowing beginners to start working after simple training.
The machine operates stably with low energy consumption and maintenance costs. Equipped with an automatic wire feeder, it delivers high welding efficiency. It features comprehensive safety protection and meets industrial processing standards, making it ideal for mass production in industries such as hardware manufacturing, steel structures, and door and window fabrication.
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. The integrated air-cooled design eliminates the need for a separate chiller, resulting in a compact footprint and lightweight unit that is easy to position indoors and transport outdoors.
2. Combining functions such as welding, seamless welding, and cutting, this single machine meets a wide range of metal processing needs, reducing equipment procurement costs.
3. Compatible with various metals including carbon steel, stainless steel, aluminum alloy, and galvanized sheet metal. Produces smooth, flat welds with minimal distortion and high-quality finished products.
4. Intelligent operation and simple setup allow even untrained workers to operate the machine after brief training, resulting in low labor training costs.
5. The cooling system is stable and durable, preventing overheating and shutdowns during prolonged continuous operation, ensuring high production continuity.
6. Highly integrated structure with minimal piping and low failure rates; simple daily maintenance and low consumable wear ensure excellent long-term cost-effectiveness.
7. Built-in automatic wire feeder enables uninterrupted welding; processing speeds far exceed those of TIG and MIG welding, significantly boosting production capacity.
8. Equipped with multiple safety sensors and light-shielding protection devices, it complies with industrial safety standards and ensures safe operation in both workshops and construction sites.
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. Does the air-cooled model require a chiller?
No. The unit features an integrated air-cooling system, eliminating the need for a water-cooling unit. Simply unpack it, plug it in, and you’re ready to go.
6. How does it compare to water-cooled handheld welders?
Air-cooled models are compact, lightweight, and easy to move, making them ideal for outdoor and on-site work; water-cooled models offer greater stability for continuous high-power, long-duration welding, making them suitable for uninterrupted mass production in factories.
7. Is it easy for beginners to operate?
Operation is simple. The control panel features preset parameters, and users can get started after just half a day of training. It is easier to control and achieve consistent welds compared to TIG or MIG welding.
8. Is daily maintenance difficult?
Maintenance is simple: just periodically clean the cooling filter and inspect the wire feed mechanism. There is no need to change coolant, so maintenance costs are low.
9. What is the weld quality like? Does it require grinding?
The welds are flat and smooth with minimal distortion. Thin materials generally require no grinding; thick materials only need light grinding and polishing.
10. Are safety features adequate?
It is equipped with multiple safety features, including a welding helmet, distance sensors, overheat protection, and an emergency stop switch, all in compliance with industrial safety standards.
11. Does it come with a wire feeder?
The machine is fully integrated with an automatic wire feeder. The wire feed speed can be adjusted for welding both thin and thick sheets, ensuring more uniform and stable welds.

● 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.

Table of Contents1. Introduction
Table of Contents1. Introduction
Table of Contents1. Introduction
Table of Contents1. Introduction
Table of Contents1. Introduction
Table of Contents1. Introduction
Table of Contents1. Introduction
Table of Contents1. Introduction
Table of Contents1. Introduction
Table of Contents1. Introduction
Table of Contents1. Introduction
Table of Contents1. Introduction
Table of Contents1. Introduction
Table of Contents1. Introduction
Table of Contents1. Introduction
Table of Contents1. Introduction
Table of Contents1. Introduction
Table of Contents1. Introduction
Table of Contents1. Introduction
Table of Contents1. Introduction