The Handheld Portable Welding Gun is a compact and easy-to-use welding tool designed for on-site welding, equipment maintenance, production line support, and small-batch manufacturing.
It works with resistance welding machines, spot welders, capacitor discharge welding machines, and MF welding systems, providing a flexible solution for mobile and fixed welding tasks.
This portable welding gun does not require a fixed welding station. Operators can move freely and weld directly at the work location, making it ideal for factories, workshops, assembly lines, and field maintenance environments.
It is a practical solution for users who need a reliable, flexible, and low-cost handheld welding system.
Core Value
Flexible Welding Operation
This handheld welding gun allows welding without fixed workstations.
Higher Work Efficiency
Welding can be done directly on-site without moving parts to fixed machines.
Lower Equipment Cost
One portable welding gun can be used with multiple welding machines.

1. Impact structure with built-in transformer.
2. Weld spot locations can be manually determined.
3. The welding action is started by the signal sent by pressuring the button on the swift.
4. The gun body is made from aluminium alloy, light weight and durable.
5. Easy to control the gun movement.
6. Electrode pressure range: 250 - 600 kg.
Applications
Automotive Industry
Used for welding brackets, supports, and structural parts
Factory Maintenance
For equipment repair and structural reinforcement
Hardware Manufacturing
Metal parts, frames, and component welding
Production Lines
Assembly line support welding and repair operations
Specification and Parameters
|
|
Items \ Model |
unit |
SG-16X |
SG-25X |
SG-36X |
SG-25C |
SG-36C |
|
1 |
Rated capacity |
KVA |
16 |
25 |
36 |
25 |
36 |
|
2 |
Power supply |
V/Ø/Hz |
380V±10% / 3 phases / 50Hz |
||||
|
3 |
Rated duty cycle |
% |
50% |
50% |
50% |
50% |
50% |
|
4 |
Primary cable area |
mm2 |
12 |
20 |
25 |
20 |
25 |
|
5 |
Short-circuit current Max. |
KA |
12000 |
15500 |
18300 |
15500 |
18300 |
|
6 |
No load voltage |
V |
4.2 |
5.6 |
6.3 |
5.6 |
6.3 |
|
7 |
Cooling water demand |
/ |
0.2~0.3MPa,40 micron filtration, Resistivity of 5 kΩ. cm |
||||
|
8 |
Cooling water consumption |
L/Min |
20 |
25 |
30 |
25 |
30 |
|
9 |
Weight |
KG |
50-70 |
70-90 |
80-150 |
70-80 |
80-150 |
|
10 |
Working environment |
|
temperature: 1~45℃ humidity: 35~90% |
||||
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Certifications
The company has excellent R & D. production and sales service teams, with over 40 utlity model patents
and 2 nationalsoftare copyrights for its self - developed controller.






FAQ
Q: What materials can a handheld portable welding gun weld?
A: A handheld portable welding gun is designed to work with a wide range of metals. Most portable welding guns can join materials like mild steel, stainless steel, aluminum, copper, and coated metal sheets, depending on the connected resistance welding machine or spot welder power output. This makes the portable welding gun suitable for automotive welding, metal fabrication, maintenance work, and production line tasks where different metal types are used.
Q: How do I choose the right handheld welding gun for my welding machine and application?
A: When selecting a handheld welding gun, consider a few key points. First, verify compatibility between the welding gun and your resistance welding machine, spot welding machine, or capacitor discharge welder. Check amperage ratings, connector type, and whether the portable spot welding gun supports the welding method you need (such as spot or lap welding).
Q: What safety and maintenance tips should I follow when using a handheld portable welding gun?
A: Using a handheld portable welding gun safely ensures reliable welding and extends the life of the tool. Always wear proper protective gear, including welding gloves, helmets, and flame-resistant clothing. Ensure your power source, whether a resistance welding machine or spot welder, is properly grounded and compatible with the welding gun interface. Regularly inspect cables, connectors, and welding tips for wear or damage. Keep the welding gun clean and store it in a dry, dust-free environment to prevent oxidation and premature wear. These practices help maintain stable output and reduce downtime from repairs.
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