Control panel of the WSM-400 inverter TIG welder with buttons, indicators, and welding settings.
Yellow and black portable welding machine with input connections and ventilation grille.
Yellow welding machine on a workshop floor near stacked metal heat exchangers.
Yellow welding machine with cables connected, resting on a concrete floor, water bottle on top.
Argon Gas Regulator for TIG Welding Machine
TIG welding torch with coiled cable and attached connectors for welding applications.
Yellow and black WSM-400A welding machine with control panel, handle, and connection ports.
Control panel of the WSM-400 inverter TIG welder with buttons, indicators, and welding settings.
Yellow and black portable welding machine with input connections and ventilation grille.
Yellow welding machine on a workshop floor near stacked metal heat exchangers.
Yellow welding machine with cables connected, resting on a concrete floor, water bottle on top.
Argon Gas Regulator for TIG Welding Machine
TIG welding torch with coiled cable and attached connectors for welding applications.
400A Multi-function Pulsed TIG Welding
FOB
Size:
L(645)*W(325)*H(595) cm
Shipping:
Land transport, Sea transport
N.W:
37 kg
Specification Number:
Input Volt:3~380V±10% / 50/60HZ,Welding Current Range:5---400A,Duty Cycle 40°C/10min:100%
Sample:Chargeable supportGet samples
Product details
Attachments
Essential details
Quantity(pieces):10000
G.W:40 kg
Size:L(645)*W(325)*H(595) cm
N.W:37 kg
Shipping:Land transport, Sea transport
Specification Number:Input Volt:3~380V±10% / 50/60HZ,Welding Current Range:5---400A,Duty Cycle 40°C/10min:100%
Product Code:WSM-400
Package Description:1.Packaged in carton with shockproof foam. 2.Welding power source, TIG welding torch, 5m torch connecting cable, 3m ground cable, 2m power input cable, Allen wrench set, Argon gas regulator, reinforced air hose, Stainless steel clamp
Product Introduction
Product Features
  • Adopts high-power IGBT modules, featuring high reliability and high working efficiency.
  • Dual functions of TIG welding and MMA welding, and it is also applicable for carbon arc gouging, delivering excellent cost performance.
  • Equipped with full digital MCU control. Pre-gas, arc starting current, ramp-up time, peak current, base current, pulse frequency, duty cycle, ramp-down time, crater current and post-gas time are all precisely adjustable.
  • Adopts high-speed pulse waveform output for excellent arc stiffness. It creates minimal heat-affected zone and ideal fish-scale weld seams, ideal for ultra-thin plate welding.
  • Optional water cooling system enables long-time continuous operation. The integrated design of power supply, water tank and trolley is available, and it can be equipped with gas cylinder for mobile operation.
  • Patented intelligent protection against overvoltage, undervoltage and phase loss, preventing equipment damage caused by unstable power grid.
  • Built with communication-band wireless remote control technology. The full-function remote controller supports long-distance operation for great convenience.
  • It can operate continuously under load for 6 minutes at 40℃. Thanks to IGBT inverter technology, the machine is compact and lightweight, getting rid of the bulky design of traditional industrial welders for easy use.
  • Energy-saving: Complies with Grade 1 energy efficiency standard specified in GB 28736-2019.
  • High efficiency: 100% arc striking success rate and superior pulse welding performance.
  • Eco-friendly: Low high-frequency interference, causing no disturbance to peripheral equipment and welding robots.
  • Intelligent: Compatible with mainstream welding robots of various brands. It can be upgraded to an IoT welder to realize group control and management of welding equipment via network.
  • Communication: Supports analog IO communication and RS485 communication.
Functions
  • HF TIG Welding (High-Frequency TIG Welding)
  • Lift TIG Welding
  • Pulsed TIG Welding
  • Stick Welding
Applications
Widely applied to precision and conventional welding of various metals, including stainless steel, carbon steel, alloy steel, pure copper, copper alloys, titanium, and titanium alloys.
Technical Parameters  
ItemValue
Input Voltage (V) / Frequency (Hz)3~380V±10% / 50/60Hz
Rated Input Power (kVA)TIG Welding: 13
SMAW: 17
Rated Input Current (A)TIG Welding: 20
SMAW: 26.2
No-load Voltage (V)72
Duty Cycle (40°C/10min)400A 60% / 310A 100%
Welding Current Range (A)5–400
Power Factor0.94
Efficiency≥88%
Insulation ClassH
Protection ClassIP21S
Weight (kg)37
Dimensions (mm)645×325×595
Technical Parameters
Pre/Post Gas Time (s)0-10 / 0-30
Ramp Up / Ramp Down Time (s)0-10
Pulse Frequency (Hz)0.1-999
Duty Cycle (%)5-95

Parameters of Water Cooling Tank & Trolley
NameWater Cooling Tank
Input Voltage (V)AC 1-380V
Rated Frequency (Hz)50/60Hz
Input Current (A)0.6-0.75
Max Water Capacity (L)5
Water Flow (L/min)8
Head (m)35
Input Power (W)370
Dimensions (mm)670×240×300
Weight (kg)17
  
Configuration List
  • Welding power source,
  • TIG welding torch,
  • 5m torch connecting cable,
  • 3m ground cable,
  • 2m power input cable,
  • Allen wrench set,
  • Argon gas regulator,
  • reinforced air hose,
  • Stainless steel clamp






Product details
400A Multi-function Pulsed TIG Welding
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