Specifications
| Variant | Price | No-Load Voltage | Machine Weight | Phase | Arc Start | Output Current Range | Dimensions | Input Voltage | Tungsten Electrode Diameter | Rated Input Current | Suitable Plate Thickness | Rated Output Voltage | Rated Input Power | Model No. | Efficiency | Technology | Power Factor |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| TIG-200 SP | ₹14,500.00 | 56 – 58 V | Approx. 13 – 14 kg | 1 (Single Phase) | HF (High Frequency) Start | 7 – 200 A | 460×280×330 mm | AC 220 – 230 V ±15% | 1.6 – 3.2 mm | 26 – 43 A | 0.5 – 6 mm | 18 – 26 V | Approx. 5 – 6 kVA | TIG 200SP | 80 – 85% | IGBT / MOSFET Inverter | 0.73 – 0.80 |
| The Pentagon TIG-200 SP is a single-phase 200A inverter welding machine ideal for light to medium fabrication. Buy online with GST invoice and pan-India delivery. | |||||||||||||||||
| TIG 300 3P | ₹25,800.00 | 45 – 56 V | 20 – 22 kg | 3 (Three Phase) | HF (High Frequency) Start | 10 – 300 A | 480x205x310 mm | AC 380 – 415 V ±15% | 1.6 – 4.0 mm | 12 – 18 A | 0.5 – 10 mm | 19 – 22 V | Approx. 7 – 8 kVA | TIG 300 3P | ≥ 85% | IGBT / MOSFET Inverter | 0.73 – 0.93 |
| The Pentagon TIG 300 3P is a three-phase 300A industrial welding machine designed for heavy-duty, continuous fabrication work. Features advanced IGBT technology. | |||||||||||||||||
| TIG 300 SP | ₹26,400.00 | 55 – 56 V | 16 – 19 kg | 1 (Single Phase) | High Frequency (HF) Start | 10 – 300 A (TIG) / 10 – 210 A (MMA) | 480×205×310 mm | AC 220 - 230 V ±15% | 1.6 – 4.0 mm | Approx. 39 – 46 A | 0.5 – 10 mm | Approx. 19 – 22 V | Approx. 7 – 8.6 kVA | TIG 300 SP | ≈ 85% | IGBT / MOSFET Inverter | 0.73 – 0.93 |
| The Pentagon TIG 300 SP offers a powerful 300A output on a single-phase supply, perfect for welding thicker materials up to 10mm. Ideal for professional workshops. | |||||||||||||||||
| TIG ARC-300 3P | ₹28,800.00 | 45 – 60 V | 22-24 kg | 3 (Three Phase) | HF (High Frequency) Start | 7 – 300 A | 570×370×420 mm | AC 380 – 415 V ±15% | 1.6 – 4.0 mm | MMA: ~18.5 A / TIG: ~12.6 A | 0.5 – 10 mm | 19 – 22 V | 6.5 – 9.4 kVA | TIG ARC 300 3P | 80 – 85% | MOSFET / IGBT Inverter | 0.73 – 0.93 |
| The Pentagon TIG ARC-300 3P delivers robust three-phase 300A performance with high input power capacity, making it the top choice for demanding industrial applications. | |||||||||||||||||
Description
The TIG Welding Machine is a compact and high-performance inverter welding machine designed for precision TIG and MMA welding applications. Built with advanced IGBT inverter technology, it delivers stable arc performance, smooth current control, and high energy efficiency. The machine is suitable for welding materials such as stainless steel, mild steel, copper, and other non-ferrous metals, producing clean and high-quality welds.
The TIG 200SP features a compact and portable design, making it easy to transport and convenient for both workshop and on-site welding tasks. With its efficient cooling system, durable construction, and user-friendly control panel, the machine ensures reliable performance and long service life. It is widely used in fabrication workshops, automobile repair, stainless steel work, maintenance jobs, and general industrial welding applications.
Features
- Advanced IGBT Inverter Technology for stable arc and energy-efficient performance
- HF (High Frequency) Arc Start for smooth and contact-free arc ignition
- Dual Welding Function – Supports TIG and MMA (Stick) welding
- Adjustable Welding Current up to 200A for versatile welding applications
- Stable Arc with Low Spatter for clean and high-quality welds
- Compact and Portable Design for easy handling and transport
- Forced Air Cooling System to maintain machine temperature during long welding cycles
- Overheat and Overcurrent Protection for safe and reliable operation
- User-Friendly Control Panel for simple current adjustment and operation
- Suitable for Multiple Metals including stainless steel, mild steel, and copper.
Benefits
- High Precision Welding suitable for thin and delicate metal work
- Clean and Spatter-Free Welds resulting in better finishing quality
- Stable Arc Performance for consistent and reliable welding results
- Energy Efficient Operation due to advanced inverter technology
- Dual Welding Capability – supports both TIG and MMA welding
- Compact and Portable Design for easy transportation and on-site work
- Low Maintenance Requirement with durable internal components
- User-Friendly Operation with simple controls for quick setup
- Long Service Life with efficient cooling and protection systems
Applications
- Stainless Steel Fabrication for tanks, railings, and kitchen equipment
- Automobile Repair and Body Work
- Sheet Metal Welding and precision metal joining
- Pipeline and Tube Welding
- Maintenance and Repair Work in workshops and factories
- Industrial Fabrication Units
- Aerospace and Precision Engineering Components
- General Engineering and Production Workshops
Standard Accessories
- TIG Torch with Cable
- Earth Clamp with Cable
- Electrode Holder (for MMA Welding)
- Gas Hose Pipe
- Argon Gas Regulator with Flow Meter
- Collet and Collet Body Set
- Ceramic Nozzles
- Tungsten Electrode
Frequently Asked Questions
Q.What is the Pentagon Heavy Duty Industrial TIG Welding Machine used for?
It is designed for precision TIG and MMA welding applications, ideal for stainless steel fabrication, automobile repair, sheet metal welding, and industrial maintenance.
Q.Does this machine support both TIG and MMA welding?
Yes, it features dual welding functionality, supporting both TIG (GTAW) and MMA (Stick) welding for versatile applications.
Q.What is the duty cycle of this TIG welding machine?
All variants of this Pentagon TIG welding machine feature a 60% duty cycle, ensuring reliable performance during extended welding sessions.
Q.What type of arc start does the Pentagon TIG machine use?
It utilizes HF (High Frequency) Arc Start for smooth, contact-free, and precise arc ignition.
Q.Is this welding machine suitable for stainless steel fabrication?
Absolutely, it delivers clean and spatter-free welds, making it highly suitable for thin and delicate metal work like stainless steel tanks and railings.
Q.What is the efficiency of the Pentagon TIG welding machine?
The machine operates with high energy efficiency, typically ranging between 80% to 85% depending on the specific model.
Q.Does the machine come with an IGBT inverter?
Yes, it is built with advanced IGBT/MOSFET inverter technology for stable arc performance and smooth current control.
Q.What is the cooling system used in this welding machine?
It features a Forced Air Cooling system to maintain optimal operating temperatures and prevent overheating.
Q.Can I use this machine for pipeline and tube welding?
Yes, its high precision and stable arc make it an excellent choice for pipeline, tube welding, and aerospace applications.
Q.What is the protection class of this TIG welder?
The machine has an IP21 protection class, ensuring safety against solid objects and vertical water drips.
Q.Who should choose the TIG-200 SP variant?
The TIG-200 SP is ideal for small workshops and light fabrication tasks requiring a 200A output on a standard single-phase 220V power supply.
Q.Who should choose the TIG 300 SP variant?
Choose the TIG 300 SP if you need higher 300A welding power for thicker materials (up to 10mm) but only have access to single-phase 220V power.
Q.Who should choose the TIG 300 3P variant?
The TIG 300 3P is perfect for industrial setups with three-phase 380V power, offering robust 300A performance for continuous heavy-duty welding.
Q.Who should choose the TIG ARC-300 3P variant?
Opt for the TIG ARC-300 3P if you require a heavy-duty three-phase machine with enhanced MMA capabilities and a more robust build for demanding environments.
Q.What is the difference between the TIG 300 SP and TIG 300 3P?
The primary difference is the power input; the TIG 300 SP runs on single-phase 220V, while the TIG 300 3P requires three-phase 380-415V power for more stable industrial use.
Q.How does the TIG-200 SP compare to the TIG 300 SP?
The TIG-200 SP offers a maximum output of 200A and is lighter, whereas the TIG 300 SP provides up to 300A for welding thicker plates and is slightly heavier.
Q.Why choose the TIG ARC-300 3P over the standard TIG 300 3P?
The TIG ARC-300 3P has a larger build, higher rated input power, and is optimized for both heavy TIG and demanding MMA (Stick) welding tasks compared to the standard 3P model.

