MMA Electric Welder MQS250U

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MMA Electric Welder refers to a Manual Metal Arc welding device, commonly known as an MMA welder or stick welder. It is a type of welding machine that uses a consumable electrode coated in flux to join metals. In MMA welding, the operator manually feeds the electrode into the weld pool while simultaneously creating an electric arc between the electrode and the workpiece.

The electric arc generated by the MMA welder melts the electrode and the base metal, creating a molten pool that solidifies to form a strong weld joint when cooled. MMA welding is versatile and can be used for welding various types of metals, making it a widely used and accessible welding method in various industries and applications.


1. No load voltage: 65 V
2. Output current: 10-160A
3. Max output current: 160 A
4. Duty Cycle:35%
5. Weight:5.8kg.
6.accessories included: With 1pcs electrode
holder with cable, With 1pcs earth clamp
with cable, With 1pcs wire brush and 1pcs



  1. Construction and Fabrication: MMA welders are extensively used in the construction industry for the fabrication of structural components, buildings, bridges, and other infrastructure projects.
  2. Repair and Maintenance: These welders are valuable for on-site repairs and maintenance work, allowing for the quick and efficient welding of metal components in various settings.
  3. Automotive Repairs: MMA welders are employed in the repair and modification of vehicles, including fixing metal frames, exhaust systems, and other automotive components.
  4. Shipbuilding and Maritime Repairs: MMA welding is used in shipyards for constructing and repairing ships, boats, and offshore structures due to its versatility and ability to work in various positions.
  5. Agricultural Equipment Repair: Farmers and agricultural workers use MMA welders for repairing and fabricating equipment like tractors, plows, and other machinery.
  6. Home Improvement Projects: DIY enthusiasts often use MMA welders for various home improvement projects, such as building gates, fences, and custom metal structures.
  7. Pipe Welding: MMA welding is commonly employed for welding pipes in industries such as oil and gas, plumbing, and construction.
  8. Metal Art and Sculpture: Artists and sculptors use MMA welders to create metal art and sculptures due to their ability to provide precise control and detail in the welding process.
  9. Maintenance of Industrial Equipment: MMA welders are crucial for the maintenance of industrial machinery and equipment, ensuring that components remain in optimal working condition.
  10. Emergency Repairs: Due to their portability and simplicity, MMA welders are often used for emergency repairs in remote locations or situations where other welding methods may not be feasible.
  11. Infrastructure Development: MMA welding is employed in the construction and repair of infrastructure components like railings, platforms, and support structures.
SKU: AHS68557 Category:

Safety Precautions

  1. Personal Protective Equipment (PPE):
    • Wear a welding helmet with a proper darkened lens to protect your eyes and face from the intense light and sparks.
    • Use flame-resistant clothing to cover your body and protect against burns.
    • Wear welding gloves and safety boots to safeguard your hands and feet from hot metal and sparks.
    • Use ear protection if welding in a noisy environment.
  2. Ventilation:
    • Work in a well-ventilated area to disperse welding fumes and prevent inhalation of harmful gases and particulates.
    • If working indoors, use exhaust fans or welding fume extractors to remove fumes from the work area.
  3. Eye Protection:
    • In addition to a welding helmet, wear safety glasses with side shields to protect your eyes from sparks and debris.
  4. Work Area Safety:
    • Keep the work area clean and free of clutter to avoid tripping hazards.
    • Ensure good lighting to have a clear view of your work and surroundings.
  5. Fire Safety:
    • Have a fire extinguisher nearby and be familiar with its operation.
    • Keep a fire-resistant welding blanket on hand to smother any potential fires.
  6. Electrical Safety:
    • Inspect the welding machine, cables, and plugs for any damage before use.
    • Ensure that the welding machine is properly grounded.
    • Do not touch the electrode or workpiece with bare hands while welding, as electric shock can occur.
  7. Training and Skill Development:
    • Acquire proper training in welding techniques and safety procedures.
    • Be familiar with the specific instructions provided in the welder’s manual.
  8. First Aid Kit:
    • Have a well-equipped first aid kit readily available for minor injuries.
    • Be aware of the location of emergency exits and emergency contact information.
  9. Protect Others:
    • Establish a safe work zone and prevent unauthorized personnel from entering the welding area.
    • Warn others in the vicinity about the welding operation to prevent accidental exposure.
  10. Prevent Electric Shock:
    • Insulate yourself from the workpiece and the ground by standing on a dry, insulated surface.
    • Avoid touching the electrode with skin or wet clothing.
  11. Follow Manufacturer’s Guidelines:
    • Adhere to the manufacturer’s guidelines and recommendations for the specific welding machine you are using.


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