
Main Features:
- Dual welding modes: TIG and MMA.
- Portable, energy-efficient, and high-performance.
- Easy arc initiation, minimal spatter, low noise, stable arc, deep penetration, and aesthetically pleasing welds.
- Automatic voltage compensation for fluctuating input power.
- Higher efficiency and better energy-saving than traditional models.
- DC TIG arc welding suitable for various metals at a competitive price with high quality.
TIG AC-DC Welder Specification
Model | TIG-200ACDC | TIG-250AC/DC | TIG-315AC/DC | |
Type | MOSFET | |||
Rated Input Voltage (V) | Single Phase 220V±15% | Three Phase 380V±15% | ||
Rated Frequency (Hz) | 50/60 | |||
Rated Input Current (A) | 24 | 9.6 | 11.4 | |
No-load Voltage (V) | 56 | 45 | 45 | |
Output Current (A) | 10-160 | 10-250 | 10-280 | |
Pre-flow Time (s) | 0-2 | |||
Gas Delay Time (s) | 2-10 | |||
Duty Ratio | 20%-80% | |||
Decay Time (s) | 0-5 | |||
Duty Cycle (%) | 60 | |||
No-load Loss (W) | 60 | |||
Arc Starting | High-frequency arc starting | |||
Efficiency (%) | 85 | |||
Power Factor | 0.93 | |||
Insulation Grade | F | |||
Protection Grade | IP21 | |||
Net Weight (KG) | 23.4 | 31.2 | 31.2 | |
Packing Dimensions (mm) | 625×400×505 | 625×400×505 | 625×400×505 | |
Portable TIG AC-DC Welder includes accessories: earth clamp × 1 pcs, cable joint × 1 pcs, grounding cable × 3 meters, TIG torch × 1 set (air cooled WP-26 for TIG-200AC/DC & TIG-250AC/DC; water cooled WP-18 for TIG-315AC/DC) |
TIG AC-DC Welder Selection Guide
Material | Sheet Thickness (mm) | Tungsten Diameter (mm) | Current Range (A) | Model |
Carbon steel, stainless steel, low alloy steel | 0.3-6 | 1.6-2.4 | 20-175 | TIG-160 |
0.3-10 | 0.8/1.0 | 20-190 | TIG-200 | |
0.3-12 | 1.0/1.2 | 20-220 | TIG-250 | |
0.3-12 | 2.5-3.2 | 5-400 | TIG-400P | |
Copper | 0.3-14 | 2.5/3.2/4.0 | 5-500 | TIG-500P |
0.5-5.0 | 2.5-3.2 | 5-400 | TIG-400P | |
0.5-60 | 2.5/3.2/4.0 | 5-500 | TIG-500P | |
Carbon steel Stainless steel Low alloy steel Aluminum |
1.5-5 | 2.5/3.2 | 5-315 | TIG-315PAC/DC |
1.5-10 | 2.5/3.2/4.0 | 20-500 | TIG-500PAC/DC |
Package & Shipping
Packaging Details: Carton package with inside plastic bag and foam / Wooden packing / Packing according to customer requirements.
Delivery: Within (25-30) days after confirmation of the deposit.
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Company Information
    ZHEJIANG ST welding machine has a number of inventions and patents, covering IGBT module, single-tube IGBT, MOSFET series of welding and cutting equipment.
     Continuous innovation, focusing on quality, integrity management, and common development are the pursuit of Zhongliang Group. Providing customers with high-quality, reliable products and services is our eternal principle.
   Our products are widely used in chemical, construction, light industry, machinery manufacturing, shipbuilding, metallurgy, automobile manufacturing, aerospace, and other professional fields.

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