Lincoln Electric Flextec® 350X PowerConnect / Activ8X® Pipe One-Pak® #K4935-2

Name: Flextec® 350X PowerConnect / Activ8X® Pipe Welder (200-600V 1/3PH) One-Pak® #K4935-2
Brand: Lincoln Electric
SKU: LINK4935-2

Part Number: K4935-2

UPC: 015082971148

This Item Has Been Discontinued and has been replaced by Flextec 350X PowerConnect Multi-Process Welder, (Tweco)/Activ8X® Pipe™ One-Pak® #K5802-1 - Level up today!

Features
Specs
Documents
Consumables
FAQS

Advanced Portable Welding System for Pipeline Applications

The Lincoln Electric Flextec 350X PowerConnect / Activ8X Pipe One-Pak (K4935-2) is a comprehensive welding system designed for field welding STT root passes on pipe. This package combines the versatile Flextec 350X PowerConnect power source with the Activ8X Pipe wire feeder, optimized for pipeline welding applications.

Highlights

Multi-Process Capability: Supports STT, MIG, Flux-Cored, Stick, and TIG welding
PowerConnect Technology: Compatible with 200-600V, 1 or 3-phase input power
CrossLinc® Technology: Allows remote control without extra cables
Rugged Design: Built to withstand harsh outdoor conditions
Portable Package: Ideal for field welding applications

What's Included

Flextec® 350X PowerConnect® (Tweco) (K4273-1)
Activ8X® Pipe™ (Tweco®) Wire Feeder (K4717-1)
Magnum® PRO Curve™ HDE™ 250 Welding Gun (K4531-2-10-45)
Work Lead 2/0, Tweco to GC500, 15ft. (K4835-2/0-15)
Drive Roll Kit Combination .035 in / .045 in Solid Wire (KP1696-1)
Magnum® PRO Nozzle and Copper Plus® Contact Tips

Industries Served

Pipeline Construction
Cross Country Pipeline
LPG and LNG Storage Vessels
Power Generation
Process Piping

Key Features

Waveform Controlled STT-Field Arc: For full penetration, full fusion, open root passes on pipe
No Control Cables or Sense Lead Needed: Simplified setup
8" Diameter Spool Capacity: Accommodates larger wire spools
4 Memory Locations: Easy recall of welding parameters
Generator Compatible: Fully functional with generator power

Benefits of the Flextec 350X PowerConnect / Activ8X Pipe One-Pak

Enhanced Portability: Compact design ideal for field welding
Improved Weld Quality: Optimized processes for pipeline applications
Versatile Power Input: Compatible with various power sources, including generators
Durability: Engineered to withstand extreme outdoor conditions
Simplified Operation: Easy setup and user-friendly interface

This Flextec 350X PowerConnect / Activ8X Pipe One-Pak offers a powerful, flexible, and portable solution for demanding pipeline welding applications, combining advanced technology with a rugged design to ensure optimal performance in challenging field environments.

Fast, Free Shipping & Easy Returns

At Welders Supply, we prioritize fast, reliable shipping and hassle-free returns. If you’re not fully satisfied with your purchase, you can return it within 14 days for an exchange, credit or refund. Please ensure all products are returned freight paid, in their original packaging, with all materials, manuals and accessories included. A restocking fee of up to 25% may apply based on product condition. Certain restrictions apply to custom orders, PPE and demo items. Call our customer service team at (844) 682-0205 for assistance.

Other Models:

Product Weights & Dimensions

Dimensions (H x W x D)	17 in x 13 in x 24 in (432 mm x 330 mm x 609 mm)
Net Weight	156 lbs (70.7 kg)

Machines

Machines Processes	MIG (GMAW) Pulsed MIG (GMAW-P) GMAW-STT
Max Rating	425A
Output Range by Mode	5-425A
Number of Operators per Machine	1
Machines Communication Technology	analog digital CrossLinc
Wire Feeder Supply Voltage	40VDC
Amphenol Pins (type of connector)	5 12 14

Wire and TIG Feeders

Number of driven rolls	2 rolls
Feeder type	Portable
Max spool diameter	200mm
Communication Technology	CrossLinc
UI type	Meters
Max Wire Diameter (Solid)	3/64 in (1.2 mm)
Max Wire Diameter (Cored)	3/64 in (1.2 mm)
Gun Bushing	Tweco #2-#4
Wire Feed Speed Range (IPM)	50-700
Max Spool Size (lbs)	15
MIGPulse-WireFeeders	Yes
Wire Feeders Processes	MIG Pulsed MIG MIG-STT

Basic Specification

Input Voltage	200-600V/1/3/50/60
Input Current	3 Phase 350A/34V/60%,208-220/220-230/380-415/460/575,45/40/23/19/15 1 Phase 350A/34V/60%, 380-415/460/575, 39/32/26 1 Phase 300A/32V/60%, 200-208/220-230,62/56
Input Hertz	50,50/60,60
Input Power	3 Phase, 200-208/220-230/380-415/460/575 - 50/60 Hz 1 Phase, 380-415/460/575 - 50/60 Hz 1 Phase, 200-208/220-230 - 50/60 Hz
Input Phase	1,1/3,3
Output Range	3 Phase 200-600V: 5-425A Max OCV 80V DC 1 Phase 380-575V: 5-425A Max OCV 80V DC 1 Phase 200-230V: 5-350A Max OCV 67V DC
Rated Output	3 Phase 200-600V: 350A/34V/60% - 300A/32V/100% 1 Phase 380-575V: 350A/34V/60% - 300A/32V/100% 1 Phase 200-230V: 300A/32V/60% - 280A/31V/100%