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Lianwai H400-Ⅱ 400A Dual Welding Machine with 16Kw Auxiliary Power for Pipeline and Steel Structure Welding
Lianwai H400-Ⅱ 400A Dual Welding Machine with 16Kw Auxiliary Power for Pipeline and Steel Structure Welding
Lianwai H400-Ⅱ 400A Dual Welding Machine with 16Kw Auxiliary Power for Pipeline and Steel Structure Welding
Lianwai H400-Ⅱ 400A Dual Welding Machine with 16Kw Auxiliary Power for Pipeline and Steel Structure Welding
Lianwai H400-Ⅱ 400A Dual Welding Machine with 16Kw Auxiliary Power for Pipeline and Steel Structure Welding
Lianwai H400-Ⅱ 400A Dual Welding Machine with 16Kw Auxiliary Power for Pipeline and Steel Structure Welding
Lianwai H400-Ⅱ 400A Dual Welding Machine with 16Kw Auxiliary Power for Pipeline and Steel Structure Welding
Lianwai H400-Ⅱ 400A Dual Welding Machine with 16Kw Auxiliary Power for Pipeline and Steel Structure Welding
Specifications
Brand Name :
Lianwai
Model Number :
H400-Ⅱ
Certification :
CE
Place of Origin :
Chongqing,China
MOQ :
2 sets
Price :
USD7200-7900/set
Payment Terms :
T/T,,L/C
Supply Ability :
100 sets per month
Delivery Time :
30 days after received prepayment
Packaging Details :
Wooden case, 1700*900*1200mm, 14 sets/20GP
name :
engine driven welder generator
Rated Power Output :
AC400V/16Kw/Tri-phase, AC230V/6.9Kw/Single phase
Engine brand & type :
Kubota/Yuchai/Xichai/Perkins
Start method :
Electric start
Net weight :
680Kg(Xichai/Yuchai), 560Kg/Kubota
Packing size :
1580*900*1100mm
Application :
OIl&Gas pipeline welding, Steel structure processing,
Welding process :
MMA/TIG/Flux-cored/Cellulose
Auxiliary Output :
AC400V/16Kw/Tri-phase, AC230V/6.9Kw/Single phase
Description
H400-Ⅱ 400A Pipeline Dual Welding Generator With Two-wheel Trailer
Professional Oil & Gas Pipeline Welding Solution

The H400-Ⅱ is a specialized dual welding generator engineered for oil and gas pipeline applications, widely utilized by major infrastructure projects including China railway, CNPC, SINOPEC, and field welding operations where grid power is unavailable.

Key Features
  • Simultaneous 50/60Hz single/tri-phase power output during welding operations
  • Premium diesel engine options (Kubota, Perkins, Weichai) for reliable performance
  • Multi-process welding capabilities: MMA, Cellulose, TIG, Gouging, and FCAW
  • Wide current range supports carbon arc gouging with 8mm+ carbon rods
  • Dual operation mode allows independent welding, cutting, and tool operation
  • Preset welding parameters for easy adjustment and consistent results
  • Fast dynamic response with excellent arc characteristics
  • Robust AC auxiliary power for tools and lighting equipment
  • Comprehensive monitoring with water temperature, oil pressure, and fuel gauges
  • Integrated maintenance design with easy access for service
  • Advanced safety protection systems and alarm functions
  • Forklift pockets and lifting rings for convenient transport
Applications
  • Power transmission tower construction
  • Water pipeline network installation
  • Highway and railway barrier systems
  • Marine vessel emergency welding and repairs
  • Offshore oil platform construction and maintenance
Technical Specifications
Model WD400-Ⅱ Dual Welding Generator
Welding Output - Dual Operation
Processes Stick | TIG | Stick | TIG | FCAW
Current Range 30-200A | 14-40V
Duty Cycle 100% @ 155A | 60% @ 200A
Welding Output - Single Operation
Current Range 30-400A | 14-40V
Duty Cycle 100% @ 310A | 60% @ 400A
Generator Output
Rated Power 16kW (Max 17.6kW)
Output AC400V/16kW (3-phase) | AC230V/6.9kW (single phase)
Engine Options
Xichai 4DW91-29D 21kW | 5.0L/hr fuel consumption
Yuchai 4D24G 23kW | Water-cooled
Kubota V1305 19kW | 4.3L/hr fuel consumption
General Specifications
Weight 560-680kg
Dimensions 1480*800*999mm
Protection Class IP23
Product Images
Lianwai H400-Ⅱ 400A Dual Welding Machine with 16Kw Auxiliary Power for Pipeline and Steel Structure Welding Lianwai H400-Ⅱ 400A Dual Welding Machine with 16Kw Auxiliary Power for Pipeline and Steel Structure Welding Lianwai H400-Ⅱ 400A Dual Welding Machine with 16Kw Auxiliary Power for Pipeline and Steel Structure Welding Lianwai H400-Ⅱ 400A Dual Welding Machine with 16Kw Auxiliary Power for Pipeline and Steel Structure Welding
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Lianwai H400-Ⅱ 400A Dual Welding Machine with 16Kw Auxiliary Power for Pipeline and Steel Structure Welding

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Product Detail
Brand Name :
Lianwai
Model Number :
H400-Ⅱ
Certification :
CE
Place of Origin :
Chongqing,China
MOQ :
2 sets
Price :
USD7200-7900/set
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Lianwai H400-Ⅱ 400A Dual Welding Machine with 16Kw Auxiliary Power for Pipeline and Steel Structure Welding
Lianwai H400-Ⅱ 400A Dual Welding Machine with 16Kw Auxiliary Power for Pipeline and Steel Structure Welding
Lianwai H400-Ⅱ 400A Dual Welding Machine with 16Kw Auxiliary Power for Pipeline and Steel Structure Welding
Lianwai H400-Ⅱ 400A Dual Welding Machine with 16Kw Auxiliary Power for Pipeline and Steel Structure Welding

Chongqing Lianwai Technology Co., Ltd.

Verified Supplier
8 Years
chongqing, chongqing
Since 2016
Business Type :
Manufacturer, Exporter, Trading Company, Seller
Main Products :
Condensate Drains & Separators, Diesel Engine Driven Welders, Gasoline Engine Driven Welders
Total Annual :
30000000-50000000
Employee Number :
200~300
Certification Level :
Verified Supplier
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