AWT MMA-155 Stick Welder Mini Arc Lift Tig Welding 155AMP Welder/lift

( Brand: Awt ), ( Manufacturer Part Number: MMA-155 ), ( Part Type: Stick ), ( Model Name: Awt-0.6s-2lb-1-1 ), ( Unit Count: 1.0 ), ( Package Dimensions Lxwxh: 12.87x10.12x7.72 Inches ), ( Weight: 10.78 Pounds )

Review AWT Awtmm A-155 Stick Welder 155amp Mini In Arc Welder/lift Tig Welding Machine

The **AWT MMA-155 Stick Welder** is a compact yet powerful multi-process welding machine designed to deliver professional-grade performance in a portable, space-efficient package. Engineered for both beginners and experienced welders, this versatile mini arc welder combines the reliability of **Stick (MMA)** welding with the precision of **Lift-TIG** functionality, making it an exceptional choice for a wide range of applications. Weighing in at just under **30 lbs**, the MMA-155 is built for mobility without compromising on output, offering a robust **155-amp output** that handles everything from thin sheet metal to heavy structural work with ease. Its **inverter-based technology** ensures energy efficiency, reducing heat buildup and extending the lifespan of the machine while maintaining consistent arc stability across varying amperage settings.

The **Lift-TIG mode** adds an extra layer of versatility, allowing welders to tackle aluminum and other non-ferrous metals with confidence. This feature eliminates the need for a separate TIG welder, making the MMA-155 an all-in-one solution for those who require flexibility in their workflow. The machine s **adjustable voltage and current controls** provide fine-tuned precision, accommodating different wire diameters and material thicknesses, while its **hot start and anti-stick functions** simplify the welding process for users of all skill levels. The **digital display and intuitive knobs** make amperage and voltage adjustments straightforward, reducing setup time and improving productivity.

Built with durability in mind, the MMA-155 features a **robust metal housing** that protects internal components from dust, debris, and minor impacts, ensuring long-term reliability in demanding environments. Its **compact yet sturdy design** makes it ideal for workshops, job sites, or even home garages where space is limited. The welder also includes a **built-in fan** for passive cooling, though its efficient inverter design keeps heat output minimal, allowing for extended use without overheating. Safety is prioritized with **ground fault protection** and a **user-friendly control panel**, while the **included accessories** such as a **ground clamp, electrode holder, and instruction manual** ensure that users can start welding immediately upon unboxing.

Whether you're repairing farm equipment, fabricating metal structures, or experimenting with artistic welds, the **AWT MMA-155 Stick Welder** delivers the power, precision, and portability needed to tackle the job. Its **dual-process capability** combining the ruggedness of Stick welding with the finesse of Lift-TIG makes it a standout choice for welders who demand versatility without sacrificing performance. Compact yet mighty, this welder bridges the gap between convenience and capability, proving that great welding doesn t have to come at the expense of space or ease of use.

The AWT MMA-155 stick welder is a versatile machine designed for multiple welding processes, including MIG, Stick (SMAW), and Lift TIG. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

### **Pros of the AWT MMA-155 Stick Welder**

1. **Multi-Process Capability** The welder supports Stick (SMAW), Lift TIG, and MIG welding, making it suitable for a wide range of projects, from heavy-duty repairs to thin metal fabrication. This versatility is ideal for hobbyists, DIYers, and small-scale professionals who need flexibility without investing in multiple machines.

2. **High Amperage Output (155 Amps)** The 155-amp rating allows for welding thicker materials (up to about -inch steel with Stick) and heavier-duty applications. This makes it more capable than entry-level welders, which often max out around 120-140 amps.

3. **Portability** The compact and lightweight design (around 20-25 lbs) makes it easier to transport and set up compared to larger industrial welders. This is beneficial for welders who need to work in different locations or on-site.

4. **Built-in Air Cooling** Unlike some smaller welders that rely solely on water cooling, the AWT MMA-155 uses air cooling, reducing maintenance needs and eliminating the hassle of managing coolant systems.

5. **Affordable Price** Compared to dedicated multi-process welders from brands like Lincoln Electric or Miller, the AWT MMA-155 offers strong performance at a lower cost, making it accessible for beginners and budget-conscious buyers.

6. **Lift TIG Functionality** The inclusion of Lift TIG (a simplified version of TIG welding) allows users to weld thinner materials and achieve cleaner, more precise welds without needing a separate TIG machine. This is particularly useful for aluminum and stainless steel work.

7. **User-Friendly Controls** The welder features intuitive knobs and a simple interface, making it easier for beginners to adjust settings like amperage and polarity without confusion.

8. **Good for Learning** Its multi-process capability encourages users to experiment with different welding techniques, making it an excellent tool for those looking to expand their skills.

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### **Cons of the AWT MMA-155 Stick Welder**

1. **Inconsistent Quality Control** Some users report issues with inconsistent performance, such as flickering arcs, uneven heat distribution, or premature wear on components. This can be frustrating, especially for those who expect reliable industrial-grade equipment.

2. **Limited Duty Cycle** At full amperage (155 amps), the duty cycle is relatively low (around 20-30%), meaning you ll need to take frequent breaks to avoid overheating the machine. This can be a limitation for heavy-duty, continuous welding tasks.

3. **MIG Performance is Basic** While the welder supports MIG welding, its performance in this mode is often criticized as mediocre compared to dedicated MIG welders. The wire feed mechanism may struggle with consistency, especially with thicker wires or aluminum.

4. **No Built-in Wire Feed for MIG** Unlike some multi-process welders, the AWT MMA-155 does not include a built-in wire feed motor for MIG welding. Users must purchase and attach an external wire feed unit separately, adding to the cost and complexity.

5. **TIG Performance is Simplified** The Lift TIG function is convenient but lacks the precision and control of a dedicated TIG welder. For professional-grade TIG work, especially on aluminum, a separate TIG machine would be more suitable.

6. **Durability Concerns** Some users have reported that the welder s internal components, such as the transformer or contactor, may wear out faster than expected with heavy use. This could lead to costly repairs or replacements over time.

7. **Limited Accessories** The welder comes with basic accessories (electrodes, TIG torch, etc.), but serious welders may need to invest in additional tools like a proper MIG gun, TIG foot pedal, or extra cables, which are not included.

8. **No Built-in Safety Features** Unlike some higher-end welders, the AWT MMA-155 lacks advanced safety features such as auto-shutoff in case of overheating or short circuits, which could pose a risk in certain situations.

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### **Conclusion**

The AWT MMA-155 is a **versatile, budget-friendly multi-process welder** that excels in Stick and Lift TIG welding and offers decent MIG capabilities for basic applications. Its compact size, high amperage, and affordability make it an attractive option for hobbyists, DIYers, and small-scale professionals who need a single machine for various projects. However, its **inconsistent quality control, limited duty cycle, and mediocre MIG/TIG performance** mean it may not be ideal for professional welders or those requiring high precision or continuous heavy-duty use.

If you prioritize **versatility, portability, and cost-effectiveness** for light to moderate welding tasks, the AWT MMA-155 is a **solid choice**. However, if you plan to do **professional-grade TIG, MIG, or heavy-duty Stick welding**, investing in a more specialized or higher-end multi-process welder (e.g., Lincoln Electric Square Wave, Miller Multipro, or Hobart Handler) would likely yield better results.

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### **Recommendation**

- You need a **budget-friendly, multi-process welder** for Stick, Lift TIG, and basic MIG work.

- You primarily work on **thicker materials (up to -inch steel)** and occasional thin metal projects.

- You value **portability** and don t require professional-grade precision.

- You re a **beginner or hobbyist** looking to learn different welding techniques without breaking the bank.

- You need **reliable, high-duty-cycle welding** for professional or industrial work.

- You plan to do **heavy MIG or TIG welding**, especially on aluminum or thin materials.

- You expect **long-term durability** without potential issues like overheating or component failure.

- You re willing to invest in a **more robust multi-process welder** for better performance.

- **Lincoln Electric Square Wave 210MP** (better MIG and TIG performance, higher duty cycle).

- **Miller Multipro 211** (excellent versatility, durability, and user-friendly controls).

- **Hobart Handler 210** (reliable, good for Stick and MIG, with a longer duty cycle).

Ultimately, the AWT MMA-155 is a **good starter or secondary welder** but may fall short for serious welders. Weigh your needs carefully before purchasing.

Details:

Suitable for welding stainless steel, mild and other metal materials. Dimensions:4 6.8 10.8. Welding fence, automotive exhaust pipe, metal crafts and more. With 110/220V dual voltage , our stick welder perfect for DIY projects, home repairs, farm work, automotive applications and construction sites.

Ideal for camping trip and mobile welders. Optimized Design The compact, lightweight, and fully-featured welding machine significantly reduces the physical strain associated with tasks, making your work more efficient convenient. To ensure Max safety during operation, welder is equipped with VRD, over-current overload and thermal protection system. Safe Powerful Machine Up to 155A output current, welding machine can weld up 13/64 5.0mm mild steel.

Ultra Mini Portable Thanks to its compact and lightweight 4.3lbs design, make welder machine more portable that can be carried anywhere with a handle or shoulder strap. Metal case provides protection from the elements. Ease of Use Arc welder features Hot Start, Anti-Stick and Force function which make welding more smoother it easy to start arc avoids electrode sticking in the puddle. Stick welder adapt advanced IGBT inverter technology and digital control, which make arcing more stable.

part #: mma155 prices

• $105.95-$118.11

specifications weldtoolsam:

• brand: Awt
• mpn: Mma-155
• part type: Stick
• model name: Awt-0.6s-2lb-1-1
• unit count: 1.0
• package dimensions lxwxh: 12.87x10.12x7.72 Inches
• weight: 10.78 Pounds

shipping weldtoolsam:

• service: Economy
• type: Fixed
• cost: $0.00
• class: Economy
• transit: 4-7 Days

offer weldtoolsam:

• started: February 13, 2026
• quantity: 1
• sold: 0
• options: Ship-to-home
• availability: In Stock

general weldtoolsam:

• condition: New
• Tools Workshop Equipment > Power Tools > Welding Soldering Tools

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• paid by: Seller
• policy: Returns Accepted
• time: 30 Days
• method: Money back

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• # reviews: 15
• city: Riverbank, California
• rating: 100.0%