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New! Products

Big Blue® 700 Duo Pro Big Blue® 450 Duo CST™

The new Big Blue® 700 Duo Pro offers two transmission pipe quality arcs in one machine!  Multi-operator welding was never easier or more versatile.

Experience greater productivity, fuel efficiency, superior arc quality, dual operator productivity, compact design, and quiet operation.
The green revolution starts with owning blue

Engine-Drive Selection Guide

  Engine-Drive Class Stick MIG Flux Core* AC TIG DC TIG PAC** CAC-A Portability Weldable Metals Standard Generator Power Welding Amperage Range
Gas Blue Star® 145 and 145 DX Light Industrial X         Optional lift eye, running gear Steel

1-Phase,
4500 Watts

40-145 DC
Blue Star®
185 DX
Light Industrial X         1-Phase,
6000 Watts
55-185 DC
Wildcat® 200 Light IndustrialIndustrial X         Lift eye, pickup mount, optional running gear, trailer Steel 1-Phase,
6500 Watts
50-200 DC
Bobcat™ 225 Industrial X X X   Steel, aluminum, stainless 1-Phase, 10,500 Watts (Kohler) 50-225 AC/CC
50-210 DC/CC
Bobcat™ 3 Phase Industrial X X X X 3/16" 1-Phase, 10,500 Watts
3-Phase, 11,000 Watts
50-225 AC/CC
50-210 DC/CC
Bobcat™ 250 Industrial Heavy Industrial X X X X 3/16" 1-Phase, 11,000 Watts (Kohler) 40-250 CC
90-275 CV
Trailblazer® 275 DC Heavy Industrial X X X   X X 3/16" Steel, aluminum, stainless 1-Phase, 11,000 Watts (Kohler) 10-275 DC
Trailblazer® 302 Heavy Industrial X X X X X X 3/16" Steel, aluminum, stainless 1-Phase, 11,000 Watts (Kohler) 30-225 AC
10-325 DC
Trailblazer® 302 Air Pak™ Heavy Industrial X X X X X X 3/16" Steel, aluminum, stainless 1-Phase, 13,000 Watts (Kohler) 30-225 AC
10-350 DC
Diesel Bobcat™ 250 Diesel Industrial Heavy Industrial X X X X 3/16" Lift eye, optional running gear, trailer Steel, stainless, aluminum 1-Phase, 11,000 Watts (Kubota) 40-250 CC
90-275 CV
Trailblazer™ 302 Diesel Heavy Industrial X X X X X X 3/16" Steel, stainless, aluminum 1-Phase, 11,000 Watts (Kubota) 30-225 AC
10-325 DC
Big Blue® 300 Pro Heavy Industrial X X X   X X 1/4" Lift eye, pickup mount, optional trailer Steel, stainless 1-Phase, 12,000 Watts 20-410 DC
Big Blue® 350 PipePro® Heavy Industrial X X X   X X 1/4" Steel, stainless 1-Phase,
12,000 Watts Peak

20-400 DC

Big Blue® 400 Eco Pro Heavy Industrial X X X   X 5/16" Steel, stainless 1-Phase,
5,500 Watts
40-500 DC
Big Blue® 450 Duo CST™ Heavy Industrial X       X X   Steel, stainless 1 / 3-Phase, 12,000 Watts 5-280 DC
Big Blue® 400 Heavy Industrial X X X   X 5/16" Lift eye, generally mounted on optional trailer Steel, stainless 1-Phase,
5,500 Watts
20-500 DC
Big Blue® 500 Heavy Industrial X X X   X 3/8" Steel, stainless 1-Phase,
5,500 Watts
20-650 DC
Big Blue® Turbo Heavy Industrial X X X   X 1/2" Steel, stainless 1-Phase,
5,500 Watts
20-750 DC
Big Blue® 700 Duo Pro Heavy Industrial X X X   X X 3/8" Steel, stainless 1-Phase,
24,500 Watts;

3-Phase, 27,000 Watts
20-800 DC
Big Blue® Air Pak™ Heavy Industrial X X X X X X 1/2" Steel, aluminum, stainless 1-Phase,
5,500 Watts
20-750 DC
  Engine-Drive Special Features
Gas Blue Star® 145 and 145 DX Compact, portable (Kohler engine)
Blue Star® 185 DX Compact, portable (Honda or Kohler engine)
Wildcat® 200 Compact, lightweight
Bobcat™ 225 Cost-effective AC/DC Stick (Kohler or Subaru engine)
Bobcat™ 3 Phase Backup power for pivot irrigation (Kohler engine)
Bobcat™ 250 Contractor's choice, AC/DC Stick, strong FCAW (Kohler or Subaru engine)
Trailblazer® 275 DC Professional's choice, premium arc quality (Kohler or Subaru engine)
Trailblazer® 302 Professional's choice, premium arc quality (Kohler or Subaru engine)
Trailblazer® 302
Air Pak™
AC/DC, CC/CV, 26 CFM air
Diesel Bobcat™ 250 Diesel Contractor's choice, AC/DC Stick, strong FCAW (Kubota engine)
Trailblazer™ 302 Diesel Professional's choice, premium arc quality (Kubota engine)
Big Blue® 300 Pro Low-speed engine, compact, rugged, quiet (Cat engine)
Big Blue® 350 PipePro® Infinite Arc Control, Quiet, LINE-X Cover
Big Blue® 400 Eco Pro Engine & process choice (Mitsubishi engine)
Big Blue® 450 Duo CST™ Multioperator engine drive (Mitsubishi engine)
Big Blue® 400 Engine & process choice (Deutz engine)
Big Blue® 500 Engine & process choice (Deutz engine)
Big Blue® Turbo Turbo for high altitude (Deutz engine)
Big Blue® 700 Duo Pro Multioperator, multiprocess engine drive (Deutz engine)
Big Blue® Air Pak™ AC on Deluxe model (Deutz engine)
  Engine-Drive Typical Applications
Gas Blue Star® 145 and 145 DX Maintenance, service trucks
Blue Star® 185 DX Maintenance, service trucks
Wildcat® 200 Maintenance, repair
Bobcat™ 225 Maintenance, farm, construction
Bobcat™ 3 Phase Farm/ranch
Bobcat™ 250 Fabrication, maintenance, farm, construction
Trailblazer® 275 DC Fabrication, structural, maintenance, repair, piping
Trailblazer® 302 Fabrication, structural, maintenance, repair, piping
Trailblazer® 302
Air Pak™
Service, repair, construction
Diesel Bobcat™ 250 Diesel Fabrication, maintenance, farm, construction
Trailblazer™ 302 Diesel Fabrication, structural, maintenance, repair, piping
Big Blue® 300 Pro Pipe, structural
Big Blue® 350 PipePro®

Pipe Welding, Structural Steel, Maintenance/Repair, Construction

Big Blue® 400 Eco Pro Pipe Welding, Structural Steel, General Fabrication, Maintenance and Repair, Rental Fleets
Big Blue® 450 Duo CST™ Construction, fabrication, structural, piping
Big Blue® 400 Offshore, construction, rental
Big Blue® 500 Offshore, construction, rental
Big Blue® Turbo Construction, mining
Big Blue® 700 Duo Pro Pipe welding, structural, construction, rental
Big Blue® Air Pak™ Repair, mining, railroad

Class Key:

Light Industrial
Light Industrial
Industrial
Industrial
Heavy Industrial
Heavy Industrial

Quality Key:

X
Designed for this process
Capable of this process

(Indicates performance within rated output range of unit)

* If using self-shielded wire, use CV weld output.
** With appropriate Spectrum plasma cutter, see engine-driven product descriptions.

Powerline Financing