CROSARC TIG AC/DC 400 – Water Cooled
CROSARC TIG AC/DC 400 – Water Cooled CROSARC TIG AC/DC 400 – Water Cooled CROSARC TIG AC/DC 400 – Water Cooled

Cros-Arc CROSARC TIG AC/DC 400 – Water Cooled

SKU: CAP0979 | MPN: CAP0979

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Overview

At Premier Welding, we aim to offer amazing value for top-quality products. We have put together a selection of machines and accessories in "ready to weld" packages to suit all needs and budgets.

Package Includes:

• Cros Arc TIG 201 DC Inverter Power Source
• Parker DGT26FX-12 TIG Welding Torch
• Earth Return Lead & Clamp
• Gas Hose
• 3 Metre MMA Lead
• 16A Plug

CROSARCCROSARC

Cros Arc TIG 400 AC/DC Inverter Welder

The Cros Arc TIG 400 AC/DC is a heavy-duty industrial-grade inverter welder, built for professional TIG and MMA welding applications. Offering a full 400A output, this machine is designed for the most demanding welding tasks across a wide range of materials including aluminium, stainless steel, and mild steel.

Featuring advanced inverter technology and a robust trolley-mounted design, the TIG 400 AC/DC provides high-frequency TIG start, Lift TIG, adjustable pre/post gas flow, AC balance, AC frequency control, pulse functionality, start/end current settings, and a job save feature. With its generator-friendly operation and VRD safety protection, this machine is ideal for both workshop and on-site heavy welding applications.

This is ideal for:

  • Heavy Industrial Fabrication
    Aluminium Welding
    Stainless Steel Fabrication
    Pipe Welding and Maintenance

What does it weld?

Aluminium
Stainless Steel
Mild Steel
 
Features


• Latest IGBT Multi-Process Inverter Technology
• Digital Volt/Amp Display for Precision Control
• MMA and TIG AC/DC HF/LIFT Functions
• VRD (Voltage Reduction Device) for Safety
• 2T/4T Trigger Control
• Pre/Post Flow Gas Adjustment
• Up/Down Slope Control
• AC Frequency Control and AC Balance Adjustment
• Start and End Current Settings
• Pulse Welding with Pulse Frequency Adjustment
• Hot Start and Arc Force for MMA Welding
• Job Save Function to Store Welding Parameters
• Integrated Water Cooler for Extended Duty Use
• Trolley Mounted for Portability
• Generator Friendly Operation
• Fan Cooled for Maximum Durability
• Easy Setup and User-Friendly Interface
• Conforms to EN IEC 60974-1:2022 + A11:2022 and EN IEC 60974-10:2021


Technical Specifications
 

Input Voltage: 3P~400V (+/-15%) 50/60Hz
Input Current: 25A
Current Range: 10–400A
Duty Cycle @ 40°C: 400A @ 60%
Efficiency: 85%
Power Factor @ 100%: 0.93
Protection / Insulation Class: IP23/H
Cooling: Fan Cooled
Dimensions: 685mm x 295mm x 560mm
Weight: 40Kg
Standards:

EN IEC 60974-1:2022 + A11:2022
EN IEC 60974-10:2021


Warranty

Supplied with a 2-year warranty for your peace of mind.

Specifications

General
 
SKU
CAP0979
Weight (kg)
40
Manufacturer
Cros-Arc
Warranty
2 Years
MPN
CAP0979

Product Attachments

Frequently Asked Questions

Which gas types are recommended for Cros Arc MIG welding?
Use an argon carbon dioxide mixture (typically 75 % Ar / 25 % CO?) for most mild steel work; straight CO? can be used where cost or deeper penetration is a priority.
How portable are Cros Arc inverter welders?
Lightweight design and carry handles enable easy transport to job sites.
Do Cros Arc welders support spool gun connectivity?
Models with MIG capability include a spool gun socket for aluminium welding compatibility.
What digital memory functions do Cros Arc welders offer?
Digital memory stores up to four custom welding parameter presets for quick recall.
What IP rating do Cros Arc welders have?
Most Cros Arc inverters carry an IP21S rating for protection against dust and light water ingress.
What safety features are integrated in Cros Arc inverters?
Features include over temperature protection, voltage spike suppression and thermal overload shutdown.
Can Cros-Arc machines handle aluminium welding?
Yes, when paired with the correct torch and settings, certain Cros-Arc MIG and TIG machines can weld aluminium effectively.
Are automatic gas solenoid valves included in Cros Arc welders?
Premium models include built in gas solenoid valves to conserve shielding gas during downtime.
Are Cros-Arc machines portable?
Yes, many Cros-Arc inverters are lightweight and come with carry handles or shoulder straps, making them suitable for site work and mobile use.
Do Cros-Arc welders feature digital control panels?
Many Cros-Arc machines come equipped with digital displays and control interfaces for accurate voltage and amperage adjustments.
How to clean a welding machine?
To clean a welding machine, first disconnect it from the power supply. Use a soft brush or compressed air to remove dust and debris from vents and components. Wipe surfaces with a damp cloth and mild detergent. Ensure all parts are dry before reconnecting. Regular maintenance prolongs lifespan.
What does a good TIG weld look like?
A good TIG weld should exhibit a smooth, consistent bead with even width and height. The colour should be a uniform shade, free from contamination or porosity. Proper penetration is key, with no undercutting, and the weld should blend seamlessly into the base metal.
What equipment do welders use?
Welders use various equipment, including welding machines (MIG, TIG, and stick welders), protective gear (helmets, gloves, and aprons), gas cylinders, welding rods, and accessories like clamps and wire brushes. Proper tools ensure safety and quality in welding projects.
What is the best TIG welding machine?
The best TIG welding machine depends on your needs, but the Miller Dynasty 210 and the ESAB Rebel EMP 215ic are highly regarded for their versatility and performance. For hobbyists, the ESAB Rogue ET 180i is a great budget-friendly option. Always consider your specific requirements!
What is the difference between AC and DC TIG welding?
AC TIG welding uses alternating current, ideal for welding aluminium and magnesium, providing better cleaning action. DC TIG welding employs direct current, suitable for ferrous metals, offering deeper penetration and a stable arc. Each has its specific applications.
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