Stealth

Cobra by Stealth 321 LCD AC/DC TIG Air Cooled Welding Machine

SKU: 9112H-AC

Increase the efficiency of your welding with the Cobra by Stealth 321 LCD AC/DC TIG Welding Machine. This 3-phase machine utilizes advanced ac/dc technology and features 3 welding modes (TIG HF, TIG LIFT, MMA) for versatile use. Its built-in. . .  Show more

  • Built-in
    air cooler

    Air cooling

  • AC/DC
    technology

    Dual power

  • 5 Year
    warranty

    Built to last

  • Manual
    download

    Click here

The 321 LCD

Cobra by Stealth TIG Welding Machine

The Cobra by Stealth 321 LCD AC/DC TIG Air Cooled Welding Machine is compatible with related products, including the 9827H air-cooled TIG package (ET26-12SZ torch, WP18AK accessory kit, D3595-1-1 TIG adaptor, EH32LD 3m electrode lead, and WE25/12 12-pin plug with pins 8 & 9), the 9828H water-cooled TIG package (ET18-12SZ torch, WP18AK accessory kit, D3595-1-1 TIG adaptor, 9829 3/8" quick disconnect adaptor kit, EH32LD 3m electrode lead, and WE25/12 12-pin plug with pins 8 & 9), and the 9826H wired pedal for enhanced versatility and performance.

Built-in Air Cooler

The Cobra by Stealth 321 LCD AC/DC TIG Welding Machine is equipped with a built-in air cooler, providing efficient cooling for the welding torch during extended operations. This integrated feature enhances performance by preventing overheating, increasing torch lifespan, and ensuring reliable functionality even during demanding welding tasks.

  • 4.3" LCD Display

    The Cobra by Stealth 321 LCD AC/DC TIG Welding Machine features a versatile 4.3" LCD screen, providing intuitive controls and real-time feedback for seamless operation.

  • Three-Phase Power

    The Cobra by Stealth 321 LCD AC/DC TIG Welding Machine operates on a 3-phase power supply of up to 400V, delivering stable and reliable performance for demanding applications.

  • Move with Ease

    The Cobra by Stealth 321 LCD AC/DC TIG Welding Machine comes mounted on a sturdy trolley, allowing for effortless mobility and convenient maneuvering around the workspace.

Specifications

AC/DC Technology
Dual power
PLP safe
Phase loss protection
Easy arc striking
HF
Control system
MCU
Heavy duty cycle
60%
LCD display
4.3"
Generator Friendly
Yes
  • Power supply voltage (V)
    3-400V ± 10%
  • Power frequency (Hz)
    50/60
  • Max input current (A)
    TIG: AC: 17.4 | DC: 18.6
    MMA: AC: 23.2 | DC: 24.6
  • Max input current (kVA)
    TIG: AC: 12 | DC: 12.9
    MMA: AC: 16.1 | DC: 17
  • Welding current range (A)
    TIG: DC: 5-320
    MMA: DC: 10-320
  • Max no-load voltage (V)
    TIG: 84
    MMA: 10.3
  • Up slope/Down slope
    0-10
  • Pre/Post flow (S)
    0.1-2.0/0.0-10.0
  • Pulse frequency (Hz)
    0.5-999
  • Pulse width range (%)
    5-95
  • Duty cycle (40°C 10 min)
    60% @ 320A
    100% 250A
  • Power factor
    TIG: ≥0.7
    MMA: ≥0.73
  • Protection class
    IP21S
  • Cooling
    AF
  • Net weight (kg)
    31.1
  • Dimensions (mm)
    710 x 270 x 490
  • Standards
    EN60974-1:2021 (LVD)
    EN60974-10:2021 (EMC)
    2019/125/EC (EER)