GrindWeld
PIPEFAB™ Power Source - Image 1
Lincoln Electric·equipment

PIPEFAB™ Power Source

The PIPEFAB™ Power Source (Model K3731-1) is an integrated welding system designed for pipe and vessel fabrication, delivering consistent arc performance with advanced cable monitoring technology.

Key Features

  • Cable View™ Technology continuously monitors cable inductance and adjusts the waveform for stable arc performance.
  • High‑performance arc from root to cap to final fit.
  • Seamless digital navigation when paired with the PIPEFAB™ Feeder.
  • Engineered specifically for pipe and vessel fabrication workflows.
  • Backed by Lincoln Electric’s industry‑leading 5‑year warranty and customer support.

Specifications

  • MSRP: $18,800.00 USD
  • Input: 3‑phase, 50/60 Hz
  • Output: DC, CC/CV

Applications

  • Pipe fabrication
  • Vessel construction
  • High‑quality root‑to‑cap welding projects

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Specifications

Msrp$18,800.00 USD
Input Phase3-phase
Output ModesDC, CC/CV
Input Frequency50/60 Hz

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