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Pipeline Welding Machine
Created with Pixso. 400A Diesel Engine Driven Welder with Dual-Operator Capabilities and Powerful Auxiliary Output for Pipeline Welding
Detail Information
Place of Origin:
Chongqing,China
Certification:
CE
Rated Duty Cycle:
60%/400A/34V
Rated Power Output:
AC400V/16Kw/Tri-phase, AC230V/6.9Kw/Single Phase
Engine Brand & Type:
Kubota/Yuchai/Xichai/Perkins
Start Method:
Engine Driven Welding Machine
Net Weight:
680Kg(Xichai/Yuchai), 560Kg/Kubota
Packing Size:
1580*900*1100mm
Application:
OIl&Gas Pipeline Welding, Steel Structure Processing,
Welding Process:
MMA/TIG/FCAW/Gouging/Cellulose
Auxiliary Output:
AC400V/25Kw/Tri-phase, AC230V/6.9Kw/Single Phase
Packaging Details:
Wooden case, 1700*900*1200mm, 14 sets/20GP
Supply Ability:
100 sets per month
Highlight:

mma arc welding machine

,

multi process welder generator

Product Description
H400-Ⅱ 400A Diesel Engine Driven Welder / Multi Process Welder Generator
400A Diesel Engine-driven Multi-Processes Welder With Dual-Operator Capabilities and Powerful Auxiliary Output
Key Features
  • Simultaneous 50/60Hz single/tri-phase power output during welding operations
  • Premium diesel engine delivers strong power, stable operation, low noise, and fuel efficiency
  • Integrated multiple welding processes: MMA, Cellulose, TIG, Gouging, FCAW and more
  • Wide current range supports carbon arc gouging with 8mm or larger carbon rods
  • Dual-operator capability allows simultaneous welding without interference
  • Preset welding current/voltage parameters for easy adjustment
  • Fast dynamic response and exceptional welding performance
  • Powerful AC auxiliary output for operating tools and lighting equipment
  • Integrated monitoring displays for water temperature, oil pressure, and fuel level
  • One-side maintenance design for easy service access
  • Comprehensive safety alarms and protection systems
  • Forklift holes and lifting rings for convenient transportation
Technical Specifications
Model H400-Ⅱ Dual Welding Generator
Welding Output - Dual Operation
Processes Stick | TIG | Stick | TIG | FCAW
No-load Voltage 75V
Current Range 30-200A | 14-40V
Welding Output - Single Operation
Processes Stick | TIG | Stick | TIG | FCAW
Current Range 30-200A | 30-400A | 14-40V
Generator Output
Rated Power 16kW (Max. 17.6kW)
Excitation Type AVR Brushless Excitation
Frequency 50Hz
Output Voltage/Power AC400V/16kW | AC230V/6.9kW
Engine Options
Models Xichai 4DW91-29D | Yuchai 4D24G | Kubota V1305 (Japan)
Fuel Type Diesel
Rated Power 21-23kW (Max. 21-25.2kW)
Fuel Capacity 50L
Fuel Consumption 4.3-5.0L/hr
Complete Unit
Weight 560-680kg
Dimensions 1480*800*999mm
Protection Class IP23
Product Images
400A Diesel Engine Driven Welder with Dual-Operator Capabilities and Powerful Auxiliary Output for Pipeline Welding 0
400A Diesel Engine Driven Welder with Dual-Operator Capabilities and Powerful Auxiliary Output for Pipeline Welding 1
400A Diesel Engine Driven Welder with Dual-Operator Capabilities and Powerful Auxiliary Output for Pipeline Welding 2
Overall Rating
4.5
★★★★★
★★★★★
Based on 50 reviews recently
5 star
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4 star
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3 star
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All Reviews
  • G
    G*e
    Brazil Nov 2.2025
    ★★★★★
    ★★★★★
    This welding machine is truly excellent! The 4-cylinder engine provides ample power, it doesn't overheat during continuous operation, the dual-drive wire feeding is incredibly stable, and the welds are smooth. The built-in generator is super convenient for outdoor work, and the 100L fuel tank provides impressive endurance, significantly improving construction efficiency.
  • G
    GENWELD LWG600A Pipeline Welding Machine with 4-Cylinder Air-Cooled Engine and AC230V/4Kw Generator Output for Robust Performance
    Costa Rica Aug 20.2025
    ★★★★★
    ★★★★★
    Operation is very simple; the digital control system is easy to learn, even for beginners. The arc is stable during welding, with minimal spatter, saving time on cleaning. The machine is compact and easy to transport, and it hasn't had any problems in two months of use – very reliable!