Flextec 350X Construction Multi-Process Welders (4-Pack Rack-B)
4-Pack Rack Flextec 350X Construction (short rack)
Flextec 350X Construction Rack
Flextec 350X Construction Rack
Flextec 350X Construction Rack
Flextec 350X Construction Rack
Flextec 350X Construction Rack
Flextec 350X Construction Rack

Flextec® 350X Construction (Tweco) 4-Pack Rack


Flextec 350X construction multi-process 4 pack welding rack power source has CrossLinc technology for remote operation in construction welding applications.


Output Output


Input Input


USD $29,252.00/EA


Flextec 350X Construction model 4-pack inverter rack is a compact rack that houses and protects 4 Flextec 350X Construction model power sources. Allows for easy transport to and from the construction site. Convenience of a single primary power drop for powering 4 welding arcs. Flextec 350X machines are CrossLinc compatible which allows for greater control and productivity.


  • Compact and tough inverter rack structure allows up to (4) Flextec 350X welders to be transported and as one unit protected from the elements.
  • All machines connected to a common work stud.
  • Powers all welders with one primary power drop.
  • Heavy square tubing used throughout construction, even for roof supports, to resist bending and twisting during lifts.


Warning -

Cancer and Reproductive Harm -


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Product Weights & Dimensions

Dimensions (H x W x D) 59.72 in x 37.25 in x 32.88 in (1516 mm x 952 mm x 835 mm)
Net Weight 620 lbs (281 kg)


Machines Processes Stick (SMAW)
Gouging (CAC-A)
Flux-Cored (FCAW)
Flux-Cored Self-Shielded (FCAW-S)
Flux-Cored Gas-Shielded (FCAW-G)
Max Rating 425A
Output Range by Mode 5-425A
Machines Communication Technology CrossLinc
Amphenol Pins (type of connector) 12
Work Lead Connector Type Tweco

Basic Specification

Input Voltage Fused for 460V 3-phase
Input Current 68A
Input Hertz 50/60
Input Power 380/460/575/3/50/60
Input Phase 3
Rated Output 350A/34V/60%,300A/32V/100%


Typical Application Cross Country Pipeline
Construction & Field Erection
General Fabrication
Heavy Equipment
Heavy Fabrication
Structural Fabrication


Warranty 3 Years