Arc-force provide smoother welding and deeper penetration
The welding effects of the workpiece is full, flat, deep penetration, and low spatter
Building 12, No. 2317 Shengang Road, Songjang, Shanghai, China. +86-150 2197 1920 [email protected]
Meet the TKweld TKrobot, a compact, high-performance welding solution engineered for both pros and hobbyists who need reliable results without the bulk. This mini portable MMA inverter ARC welder brings together modern electronics, rugged construction, and user-focused features to deliver strong, stable arcs and excellent weld quality across a range of metal types and thicknesses. Whether you’re repairing farm equipment, building metal furniture, working on auto body projects, or tackling DIY tasks around the shop and home, the TKrobot puts professional-level power and control in a lightweight package you can carry anywhere.
Design and Portability
The TKrobot is built around portability and convenience. Its small scale and lightweight frame mean you can move it easily between job sites, workbenches, and tight spaces where larger units can’t fit. A durable carrying handle and compact footprint make transport simple. Despite its size, the welder’s case is robust, made to withstand shop use and occasional bumps during transit. The clear, intuitive layout of connectors and controls makes setup fast — just plug in your cables, set your parameters, and you’re ready to weld.
Advanced Inverter Technology
At the heart of the TKrobot is a modern inverter power supply that converts AC to high-frequency DC for cleaner, more efficient welding. This inverter-based design offers several key advantages over traditional transformer machines: reduced weight, improved energy efficiency, more stable arcs, and finer control over welding current. The result is smoother starts, less spatter, and better penetration, even on thinner metals. The TKrobot’s electronics are optimized to maintain consistent output under varying input voltages, making it reliable in real-world conditions where power may fluctuate.
High Efficiency and Performance
This welder is engineered for efficiency without sacrificing power. It delivers strong welding currents suitable for a wide range of manual metal arc (MMA) electrodes, ensuring dependable performance on mild steel, stainless steel, cast iron, and other common metals. The TKrobot handles a variety of electrode types and sizes, giving users flexibility for different tasks — from delicate sheet metal repairs to heavier fabrication work. Thermal management and smart current control help prevent overheating, enabling longer welding sessions and reducing downtime.
Stable ARC and Easy Striking
Welding ease is a priority. The TKrobot’s arc control and hot-start capability make striking and maintaining an arc straightforward, even for less experienced welders. The arc ignites quickly and remains stable, reducing the need to stop and re-strike frequently. This leads to cleaner welds and better bead appearance, saving time on grinding and rework. Anti-stick features protect the electrode and machine if the arc momentarily clamps, and automatic arc-force control helps maintain penetration when welding through varying joint gaps.
Safety and Durability
Safety has been built into the TKrobot design. Overheat protection, current stabilization, and short-circuit safeguards help protect both the user and the machine during demanding use. The welder’s sturdy housing shields internal components from dust and physical wear, while well-placed ventilation helps keep temperatures under control. Insulated connectors and quality cable clamps add another layer of safety, ensuring reliable connections that won’t loosen during use.
User-Friendly Controls
The control panel is simple and effective. An intuitive current adjustment knob lets you dial in the precise amperage for the electrode and material thickness you’re working with. Clear markings and a steady digital or analog display provide quick feedback so you can make fast adjustments on the fly. Because the unit reacts quickly to control changes, setup and transitions between welds are efficient, which is especially useful in fast-paced environments.
Versatility for Multiple Applications
The TKrobot is versatile enough for many settings: home garages, small workshops, maintenance teams, farm use, metal art studios, and on-site construction patchwork. Its ability to weld different electrodes gives it range across multiple welding tasks, from patching to fabrication. The portability and ease-of-use make it a favorite for users who need a dependable backup machine or a primary welder that won’t weigh them down.
Energy Savings and Cost-Effectiveness
Thanks to modern inverter efficiency, the TKrobot consumes less power than comparable transformer-based welders. This reduces energy costs over time and allows the unit to run effectively on smaller power supplies or generators. The durable components and straightforward maintenance also contribute to lower lifecycle costs, making it a smart buy for budget-conscious buyers who still want quality performance.
Accessories and Compatibility
The TKrobot comes ready with standard electrode holder and ground clamp sets, and it uses commonly available welding rods and consumables. This compatibility means you won’t be locked into proprietary parts and can keep working with supplies from local hardware stores. Spare parts and service are straightforward thanks to the machine’s simple, modular construction.
Why Choose TKweld TKrobot?
- Compact, portable design makes it easy to transport and store.
- Inverter technology for efficient, stable arcs and better weld quality.
- Wide current range suitable for many electrode types and job sizes.
- User-friendly controls for quick setup and precise welding.
- Built-in safety features and durable construction for long service life.
- Energy-efficient operation reduces running costs.
- Versatile for home, shop, farm, and light industrial use.
The TKweld TKrobot Hot-selling New Technology High Efficient MiNi Portable Welding Machine MMA Inverter ARC Welder is an ideal mix of power, control, and portability. It’s designed to meet the needs of users who demand reliable performance without the weight and complexity of larger machines. With advanced inverter tech, safety protections, and easy operation, the TKrobot stands out as a practical, cost-effective choice for anyone looking to get high-quality welds from a compact unit

Item |
ARC-120 Welding Machine |
NW |
1.85KG |
Duty Cycle |
40% |
Input Voltage |
220V±15% |
Frequency |
50/60HZ |
Welding Current |
20-120A |
Rated Input Power |
4.7KVA |
Rated Output Voltage |
24.8V |
No-load Voltage |
60V |
Efficiency |
85% |
Power Factor |
0.75 |
Protection Class |
IP21 |
Insulation Class |
F |






A: We are the real professional welding machines supplier, which has production team, R&D team, sales force and after-sale service team. And we have our own welding robot laboratory for research and to provide free technical training
A:We have our own welding laboratory, which not only tests all welding torch but also provides customers with welding solutions, accumulates a large amount of data experience, and has absolute experience in product quality control
A: Yes, we have. One year warranty for welding torch
A: All of our products have CE/ ISO9001 quality certification which ensures the quality and safety. Our products are under strict quality management to ensure supreme quality
A: Packing in box, or as customer’s requirements
Q6: What is delivery time / lead time
A: The goods will be shipped within7-15 days after the receipt of your payment
A: 100pcs
A:1- 30% down payment for order confirmation, 70% before shipment. 2- 100% at sight LC