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Lincoln Electric  |  SKU: U3443-1

Lincoln Flextec 350X PowerConnect Factory Demo Model - U3443-1

$6,099.00 $7,593.93
Starting at $212/mo with . Check your purchasing power
The Lincoln Flextec 350X PowerConnect Demo Model - U3443-1 is a versatile welding power source supporting multiple processes and input voltages. With automatic PowerConnect technology, built-in pulse programs, and compatibility with various wire feeders, it offers ultimate flexibility for professional welders. This model includes CrossLinc Technology and is designed for reliability in extreme environments, making it ideal for diverse welding applications across different job sites.

Financing / Leasing Available

Welding Equipment And Industrial Supplies Financing

Welding Mart has partnered with Clicklease to provide industry-leading welding equipment for a low monthly payment customized to fit your budget. Our welder financing services allow professionals to outfit their shop with the right welding machines and systems to serve customers. Whether you need a new MIG welder, a rental TIG welder, a virtual welding training simulator or something else, rent-to-own welders from leading brands such as Lincoln Electric and Miller are a great solution.

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Benefits of Lease-to-Own Welders

A welding machine rental is great for short-term and long-term business needs. Welder leases and rentals let companies stay on top of the latest welding technology without draining their operating budget by paying upfront, in full for new machines. At the end of the lease period, you can either purchase the welding equipment outright or return it to WeldingMart. You can also buy the equipment anytime within the first year of your lease - see below for more details.

Welder rentals can also have tax benefits. In many cases, the payments you make when you lease or finance a welding machine for business or educational purposes are tax-deductible. This frees up even more resources to get the equipment, supplies and personnel that welding businesses need.

 

More Information

Welding machine financing is available 24/7 so you can apply whenever it's convenient for you. It will only take about four minutes of your time.

Once approved, you'll have the option to select the term that best fits your budget and, if approved for more than you request, our calculator makes it easy to see how your payments change for any additional items you add to your lease. eDocs are available immediately, allowing you to order your new gear within minutes.

Have additional questions? Contact us to speak with a member of the WeldingMart team.

DETAILS

Lincoln Flextec 350X PowerConnect Factory Demo Model - U3443-1

 

 

Compare With K3443-1

Full Three Year Factory Warranty

 

 

The Lincoln Flextec 350X PowerConnect represents a revolutionary advancement in welding technology, delivering unparalleled versatility and adaptability for professional welders across diverse job sites and applications. This innovative multi-process power source eliminates one of the most significant challenges facing mobile welding operations - input power compatibility - through its groundbreaking PowerConnect technology that automatically adapts to any available input voltage from 200V to 600V, whether single-phase or three-phase, 50Hz or 60Hz. This intelligent auto-sensing capability eliminates the need for manual reconnection or voltage selection, allowing welders to move seamlessly between locations with different power infrastructures without equipment reconfiguration, significantly reducing setup time and preventing potential damage from incorrect voltage settings.

Engineered for exceptional process flexibility, the Flextec 350X PowerConnect delivers superior performance across all major welding applications, including stick welding, TIG welding, MIG welding, flux-cored welding, and carbon arc gouging. The system includes built-in pulse programs optimized for carbon steel, stainless steel, aluminum, and metal core applications, providing advanced arc control capabilities without requiring additional equipment. This comprehensive process capability makes the Flextec 350X PowerConnect the ideal solution for fabrication shops, construction sites, and maintenance operations where diverse welding requirements demand maximum versatility from a single power source.

The Flextec 350X PowerConnect features Lincoln's revolutionary CrossLinc Technology as standard, enabling remote control of welding parameters without additional control cables. This innovative communication system allows operators to adjust welding output directly at the wire feeder or remote location, even hundreds of feet from the power source, dramatically improving productivity by eliminating repeated trips to adjust settings. The enhanced safety benefits of CrossLinc Technology include reduced trip hazards from control cables and minimized workplace clutter, creating a cleaner, more efficient work environment while maintaining precise control over welding parameters regardless of distance from the power source.

Exceptional feeder compatibility further enhances the Flextec 350X PowerConnect's versatility, supporting the complete spectrum of Lincoln Electric wire feeding systems. The power source seamlessly integrates with CrossLinc-enabled feeders for cable-free remote control, traditional 14-pin analog feeders for conventional operations, and advanced 5-pin ArcLink digital feeders for synergic welding capabilities. This comprehensive compatibility ensures that the Flextec 350X PowerConnect can integrate with existing equipment fleets while providing a future-proof platform that adapts to evolving technology requirements, maximizing return on investment through extended equipment lifecycle and application flexibility.

Built on Lincoln Electric's proven Flextec platform, the 350X PowerConnect maintains the legendary reliability that professionals demand in challenging environments. The system has undergone rigorous laboratory and field testing to ensure consistent performance in extreme conditions, from dusty construction sites to high-humidity shipyards. The compact, lightweight design weighing just 84 pounds (38.1 kg) enhances portability without sacrificing durability, making the Flextec 350X PowerConnect an ideal solution for mobile welding operations where equipment must withstand frequent transportation and setup in diverse environments. With its comprehensive three-year warranty coverage, the Flextec 350X PowerConnect represents Lincoln Electric's commitment to quality, reliability, and technological innovation in professional welding equipment.

 

 

Features

 

 

  • PowerConnect allows for Automatic connecting to any incoming voltage 200-575VAC, single or three-phase, 50 or 60Hz
  • Built in pulse programs for carbon steel stainless steel, metal core and aluminum
  • Ultimate process flexibility. Supports MIG, TIG, Stick, Flux-cored and Carbon Arc Carbon Arc Gouging
  • Ultimate feeder flexibility. Supports CrossLinc wire feeders, 14-pin analog wire feeders, 5-pin ArcLink digital wire feeders
  • Proven Reliability. Based on the same proven platform as the previous Flextec machines and lab and field tested to perform in extreme environments
  • Supports 14-pin and 5-pin (ArcLink) wire feeders as well as CrossLinc and Across-the-Arc


 

Specifications

 

 

Product Weights & Dimensions
Dimensions (H x W x D) 17 in x 13 in x 24 in (432 mm x 332 mm x 609 mm)
Net Weight 84 lbs (38.1 kg)
General Specification
Machines Processes Stick (SMAW)
Gouging (CAC-A)
Flux-Cored (FCAW)
TIG (GTAW)
MIG (GMAW)
Pulsed MIG (GMAW-P)
Flux-Cored Self-Shielded (FCAW-S)
Flux-Cored Gas-Shielded (FCAW-G)
Number of Operators per Machine 1
Input Voltage 200-600/1/3/50/60
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 Phase 1,1/3,3
Input Power 200-600V/1/3/50/60
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
Machine Technologies & Connections
Output Range by Mode 5-425A
Machines Communication Technology analog
digital
CrossLinc
ArcLink
Wire Feeder Supply Voltage 40VDC
Amphenol Pins (type of connector) 5
14
12
Work Lead Connector Type Dinse
Application
Typical Application Cross Country Pipeline
Construction & Field Erection
General Fabrication
Heavy Equipment
Heavy Fabrication
Structural Fabrication
Warranty
Warranty 3 Years

Lincoln Flextec 350X PowerConnect Factory Demo Model - U3443-1

 

 

Compare With K3443-1

Full Three Year Factory Warranty

 

 

The Lincoln Flextec 350X PowerConnect represents a revolutionary advancement in welding technology, delivering unparalleled versatility and adaptability for professional welders across diverse job sites and applications. This innovative multi-process power source eliminates one of the most significant challenges facing mobile welding operations - input power compatibility - through its groundbreaking PowerConnect technology that automatically adapts to any available input voltage from 200V to 600V, whether single-phase or three-phase, 50Hz or 60Hz. This intelligent auto-sensing capability eliminates the need for manual reconnection or voltage selection, allowing welders to move seamlessly between locations with different power infrastructures without equipment reconfiguration, significantly reducing setup time and preventing potential damage from incorrect voltage settings.

Engineered for exceptional process flexibility, the Flextec 350X PowerConnect delivers superior performance across all major welding applications, including stick welding, TIG welding, MIG welding, flux-cored welding, and carbon arc gouging. The system includes built-in pulse programs optimized for carbon steel, stainless steel, aluminum, and metal core applications, providing advanced arc control capabilities without requiring additional equipment. This comprehensive process capability makes the Flextec 350X PowerConnect the ideal solution for fabrication shops, construction sites, and maintenance operations where diverse welding requirements demand maximum versatility from a single power source.

The Flextec 350X PowerConnect features Lincoln's revolutionary CrossLinc Technology as standard, enabling remote control of welding parameters without additional control cables. This innovative communication system allows operators to adjust welding output directly at the wire feeder or remote location, even hundreds of feet from the power source, dramatically improving productivity by eliminating repeated trips to adjust settings. The enhanced safety benefits of CrossLinc Technology include reduced trip hazards from control cables and minimized workplace clutter, creating a cleaner, more efficient work environment while maintaining precise control over welding parameters regardless of distance from the power source.

Exceptional feeder compatibility further enhances the Flextec 350X PowerConnect's versatility, supporting the complete spectrum of Lincoln Electric wire feeding systems. The power source seamlessly integrates with CrossLinc-enabled feeders for cable-free remote control, traditional 14-pin analog feeders for conventional operations, and advanced 5-pin ArcLink digital feeders for synergic welding capabilities. This comprehensive compatibility ensures that the Flextec 350X PowerConnect can integrate with existing equipment fleets while providing a future-proof platform that adapts to evolving technology requirements, maximizing return on investment through extended equipment lifecycle and application flexibility.

Built on Lincoln Electric's proven Flextec platform, the 350X PowerConnect maintains the legendary reliability that professionals demand in challenging environments. The system has undergone rigorous laboratory and field testing to ensure consistent performance in extreme conditions, from dusty construction sites to high-humidity shipyards. The compact, lightweight design weighing just 84 pounds (38.1 kg) enhances portability without sacrificing durability, making the Flextec 350X PowerConnect an ideal solution for mobile welding operations where equipment must withstand frequent transportation and setup in diverse environments. With its comprehensive three-year warranty coverage, the Flextec 350X PowerConnect represents Lincoln Electric's commitment to quality, reliability, and technological innovation in professional welding equipment.

 

 

Features

 

 

  • PowerConnect allows for Automatic connecting to any incoming voltage 200-575VAC, single or three-phase, 50 or 60Hz
  • Built in pulse programs for carbon steel stainless steel, metal core and aluminum
  • Ultimate process flexibility. Supports MIG, TIG, Stick, Flux-cored and Carbon Arc Carbon Arc Gouging
  • Ultimate feeder flexibility. Supports CrossLinc wire feeders, 14-pin analog wire feeders, 5-pin ArcLink digital wire feeders
  • Proven Reliability. Based on the same proven platform as the previous Flextec machines and lab and field tested to perform in extreme environments
  • Supports 14-pin and 5-pin (ArcLink) wire feeders as well as CrossLinc and Across-the-Arc


 

Specifications

 

 

Product Weights & Dimensions
Dimensions (H x W x D) 17 in x 13 in x 24 in (432 mm x 332 mm x 609 mm)
Net Weight 84 lbs (38.1 kg)
General Specification
Machines Processes Stick (SMAW)
Gouging (CAC-A)
Flux-Cored (FCAW)
TIG (GTAW)
MIG (GMAW)
Pulsed MIG (GMAW-P)
Flux-Cored Self-Shielded (FCAW-S)
Flux-Cored Gas-Shielded (FCAW-G)
Number of Operators per Machine 1
Input Voltage 200-600/1/3/50/60
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 Phase 1,1/3,3
Input Power 200-600V/1/3/50/60
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
Machine Technologies & Connections
Output Range by Mode 5-425A
Machines Communication Technology analog
digital
CrossLinc
ArcLink
Wire Feeder Supply Voltage 40VDC
Amphenol Pins (type of connector) 5
14
12
Work Lead Connector Type Dinse
Application
Typical Application Cross Country Pipeline
Construction & Field Erection
General Fabrication
Heavy Equipment
Heavy Fabrication
Structural Fabrication
Warranty
Warranty 3 Years

Reviews

Lincoln Flextec 350X PowerConnect Factory Demo Model - U3443-1

 

 

Compare With K3443-1

Full Three Year Factory Warranty

 

 

The Lincoln Flextec 350X PowerConnect represents a revolutionary advancement in welding technology, delivering unparalleled versatility and adaptability for professional welders across diverse job sites and applications. This innovative multi-process power source eliminates one of the most significant challenges facing mobile welding operations - input power compatibility - through its groundbreaking PowerConnect technology that automatically adapts to any available input voltage from 200V to 600V, whether single-phase or three-phase, 50Hz or 60Hz. This intelligent auto-sensing capability eliminates the need for manual reconnection or voltage selection, allowing welders to move seamlessly between locations with different power infrastructures without equipment reconfiguration, significantly reducing setup time and preventing potential damage from incorrect voltage settings.

Engineered for exceptional process flexibility, the Flextec 350X PowerConnect delivers superior performance across all major welding applications, including stick welding, TIG welding, MIG welding, flux-cored welding, and carbon arc gouging. The system includes built-in pulse programs optimized for carbon steel, stainless steel, aluminum, and metal core applications, providing advanced arc control capabilities without requiring additional equipment. This comprehensive process capability makes the Flextec 350X PowerConnect the ideal solution for fabrication shops, construction sites, and maintenance operations where diverse welding requirements demand maximum versatility from a single power source.

The Flextec 350X PowerConnect features Lincoln's revolutionary CrossLinc Technology as standard, enabling remote control of welding parameters without additional control cables. This innovative communication system allows operators to adjust welding output directly at the wire feeder or remote location, even hundreds of feet from the power source, dramatically improving productivity by eliminating repeated trips to adjust settings. The enhanced safety benefits of CrossLinc Technology include reduced trip hazards from control cables and minimized workplace clutter, creating a cleaner, more efficient work environment while maintaining precise control over welding parameters regardless of distance from the power source.

Exceptional feeder compatibility further enhances the Flextec 350X PowerConnect's versatility, supporting the complete spectrum of Lincoln Electric wire feeding systems. The power source seamlessly integrates with CrossLinc-enabled feeders for cable-free remote control, traditional 14-pin analog feeders for conventional operations, and advanced 5-pin ArcLink digital feeders for synergic welding capabilities. This comprehensive compatibility ensures that the Flextec 350X PowerConnect can integrate with existing equipment fleets while providing a future-proof platform that adapts to evolving technology requirements, maximizing return on investment through extended equipment lifecycle and application flexibility.

Built on Lincoln Electric's proven Flextec platform, the 350X PowerConnect maintains the legendary reliability that professionals demand in challenging environments. The system has undergone rigorous laboratory and field testing to ensure consistent performance in extreme conditions, from dusty construction sites to high-humidity shipyards. The compact, lightweight design weighing just 84 pounds (38.1 kg) enhances portability without sacrificing durability, making the Flextec 350X PowerConnect an ideal solution for mobile welding operations where equipment must withstand frequent transportation and setup in diverse environments. With its comprehensive three-year warranty coverage, the Flextec 350X PowerConnect represents Lincoln Electric's commitment to quality, reliability, and technological innovation in professional welding equipment.

 

 

Features

 

 

  • PowerConnect allows for Automatic connecting to any incoming voltage 200-575VAC, single or three-phase, 50 or 60Hz
  • Built in pulse programs for carbon steel stainless steel, metal core and aluminum
  • Ultimate process flexibility. Supports MIG, TIG, Stick, Flux-cored and Carbon Arc Carbon Arc Gouging
  • Ultimate feeder flexibility. Supports CrossLinc wire feeders, 14-pin analog wire feeders, 5-pin ArcLink digital wire feeders
  • Proven Reliability. Based on the same proven platform as the previous Flextec machines and lab and field tested to perform in extreme environments
  • Supports 14-pin and 5-pin (ArcLink) wire feeders as well as CrossLinc and Across-the-Arc


 

Specifications

 

 

Product Weights & Dimensions
Dimensions (H x W x D) 17 in x 13 in x 24 in (432 mm x 332 mm x 609 mm)
Net Weight 84 lbs (38.1 kg)
General Specification
Machines Processes Stick (SMAW)
Gouging (CAC-A)
Flux-Cored (FCAW)
TIG (GTAW)
MIG (GMAW)
Pulsed MIG (GMAW-P)
Flux-Cored Self-Shielded (FCAW-S)
Flux-Cored Gas-Shielded (FCAW-G)
Number of Operators per Machine 1
Input Voltage 200-600/1/3/50/60
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 Phase 1,1/3,3
Input Power 200-600V/1/3/50/60
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
Machine Technologies & Connections
Output Range by Mode 5-425A
Machines Communication Technology analog
digital
CrossLinc
ArcLink
Wire Feeder Supply Voltage 40VDC
Amphenol Pins (type of connector) 5
14
12
Work Lead Connector Type Dinse
Application
Typical Application Cross Country Pipeline
Construction & Field Erection
General Fabrication
Heavy Equipment
Heavy Fabrication
Structural Fabrication
Warranty
Warranty 3 Years

Lincoln Flextec 350X PowerConnect Factory Demo Model - U3443-1

 

 

Compare With K3443-1

Full Three Year Factory Warranty

 

 

The Lincoln Flextec 350X PowerConnect represents a revolutionary advancement in welding technology, delivering unparalleled versatility and adaptability for professional welders across diverse job sites and applications. This innovative multi-process power source eliminates one of the most significant challenges facing mobile welding operations - input power compatibility - through its groundbreaking PowerConnect technology that automatically adapts to any available input voltage from 200V to 600V, whether single-phase or three-phase, 50Hz or 60Hz. This intelligent auto-sensing capability eliminates the need for manual reconnection or voltage selection, allowing welders to move seamlessly between locations with different power infrastructures without equipment reconfiguration, significantly reducing setup time and preventing potential damage from incorrect voltage settings.

Engineered for exceptional process flexibility, the Flextec 350X PowerConnect delivers superior performance across all major welding applications, including stick welding, TIG welding, MIG welding, flux-cored welding, and carbon arc gouging. The system includes built-in pulse programs optimized for carbon steel, stainless steel, aluminum, and metal core applications, providing advanced arc control capabilities without requiring additional equipment. This comprehensive process capability makes the Flextec 350X PowerConnect the ideal solution for fabrication shops, construction sites, and maintenance operations where diverse welding requirements demand maximum versatility from a single power source.

The Flextec 350X PowerConnect features Lincoln's revolutionary CrossLinc Technology as standard, enabling remote control of welding parameters without additional control cables. This innovative communication system allows operators to adjust welding output directly at the wire feeder or remote location, even hundreds of feet from the power source, dramatically improving productivity by eliminating repeated trips to adjust settings. The enhanced safety benefits of CrossLinc Technology include reduced trip hazards from control cables and minimized workplace clutter, creating a cleaner, more efficient work environment while maintaining precise control over welding parameters regardless of distance from the power source.

Exceptional feeder compatibility further enhances the Flextec 350X PowerConnect's versatility, supporting the complete spectrum of Lincoln Electric wire feeding systems. The power source seamlessly integrates with CrossLinc-enabled feeders for cable-free remote control, traditional 14-pin analog feeders for conventional operations, and advanced 5-pin ArcLink digital feeders for synergic welding capabilities. This comprehensive compatibility ensures that the Flextec 350X PowerConnect can integrate with existing equipment fleets while providing a future-proof platform that adapts to evolving technology requirements, maximizing return on investment through extended equipment lifecycle and application flexibility.

Built on Lincoln Electric's proven Flextec platform, the 350X PowerConnect maintains the legendary reliability that professionals demand in challenging environments. The system has undergone rigorous laboratory and field testing to ensure consistent performance in extreme conditions, from dusty construction sites to high-humidity shipyards. The compact, lightweight design weighing just 84 pounds (38.1 kg) enhances portability without sacrificing durability, making the Flextec 350X PowerConnect an ideal solution for mobile welding operations where equipment must withstand frequent transportation and setup in diverse environments. With its comprehensive three-year warranty coverage, the Flextec 350X PowerConnect represents Lincoln Electric's commitment to quality, reliability, and technological innovation in professional welding equipment.

 

 

Features

 

 

  • PowerConnect allows for Automatic connecting to any incoming voltage 200-575VAC, single or three-phase, 50 or 60Hz
  • Built in pulse programs for carbon steel stainless steel, metal core and aluminum
  • Ultimate process flexibility. Supports MIG, TIG, Stick, Flux-cored and Carbon Arc Carbon Arc Gouging
  • Ultimate feeder flexibility. Supports CrossLinc wire feeders, 14-pin analog wire feeders, 5-pin ArcLink digital wire feeders
  • Proven Reliability. Based on the same proven platform as the previous Flextec machines and lab and field tested to perform in extreme environments
  • Supports 14-pin and 5-pin (ArcLink) wire feeders as well as CrossLinc and Across-the-Arc


 

Specifications

 

 

Product Weights & Dimensions
Dimensions (H x W x D) 17 in x 13 in x 24 in (432 mm x 332 mm x 609 mm)
Net Weight 84 lbs (38.1 kg)
General Specification
Machines Processes Stick (SMAW)
Gouging (CAC-A)
Flux-Cored (FCAW)
TIG (GTAW)
MIG (GMAW)
Pulsed MIG (GMAW-P)
Flux-Cored Self-Shielded (FCAW-S)
Flux-Cored Gas-Shielded (FCAW-G)
Number of Operators per Machine 1
Input Voltage 200-600/1/3/50/60
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 Phase 1,1/3,3
Input Power 200-600V/1/3/50/60
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
Machine Technologies & Connections
Output Range by Mode 5-425A
Machines Communication Technology analog
digital
CrossLinc
ArcLink
Wire Feeder Supply Voltage 40VDC
Amphenol Pins (type of connector) 5
14
12
Work Lead Connector Type Dinse
Application
Typical Application Cross Country Pipeline
Construction & Field Erection
General Fabrication
Heavy Equipment
Heavy Fabrication
Structural Fabrication
Warranty
Warranty 3 Years
Questions & Answers
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The ultimate welding setup

Working hard has never looked this good

Versatile welding power source supporting multiple processes including MIG, TIG, Stick, Flux-cored, and Carbon Arc Gouging. Features automatic voltage sensing and adjustment for 200-575VAC input, CrossLinc Technology, and compatibility with various wire feeders. Ideal for professional welders requiring flexibility and performance across different job sites and applications.
Lincoln Electric

Lincoln Flextec 350X PowerConnect Factory Demo Model - U3443-1

$6,099.00 $7,593.93

Lincoln Flextec 350X PowerConnect Factory Demo Model - U3443-1

 

 

Compare With K3443-1

Full Three Year Factory Warranty

 

 

The Lincoln Flextec 350X PowerConnect represents a revolutionary advancement in welding technology, delivering unparalleled versatility and adaptability for professional welders across diverse job sites and applications. This innovative multi-process power source eliminates one of the most significant challenges facing mobile welding operations - input power compatibility - through its groundbreaking PowerConnect technology that automatically adapts to any available input voltage from 200V to 600V, whether single-phase or three-phase, 50Hz or 60Hz. This intelligent auto-sensing capability eliminates the need for manual reconnection or voltage selection, allowing welders to move seamlessly between locations with different power infrastructures without equipment reconfiguration, significantly reducing setup time and preventing potential damage from incorrect voltage settings.

Engineered for exceptional process flexibility, the Flextec 350X PowerConnect delivers superior performance across all major welding applications, including stick welding, TIG welding, MIG welding, flux-cored welding, and carbon arc gouging. The system includes built-in pulse programs optimized for carbon steel, stainless steel, aluminum, and metal core applications, providing advanced arc control capabilities without requiring additional equipment. This comprehensive process capability makes the Flextec 350X PowerConnect the ideal solution for fabrication shops, construction sites, and maintenance operations where diverse welding requirements demand maximum versatility from a single power source.

The Flextec 350X PowerConnect features Lincoln's revolutionary CrossLinc Technology as standard, enabling remote control of welding parameters without additional control cables. This innovative communication system allows operators to adjust welding output directly at the wire feeder or remote location, even hundreds of feet from the power source, dramatically improving productivity by eliminating repeated trips to adjust settings. The enhanced safety benefits of CrossLinc Technology include reduced trip hazards from control cables and minimized workplace clutter, creating a cleaner, more efficient work environment while maintaining precise control over welding parameters regardless of distance from the power source.

Exceptional feeder compatibility further enhances the Flextec 350X PowerConnect's versatility, supporting the complete spectrum of Lincoln Electric wire feeding systems. The power source seamlessly integrates with CrossLinc-enabled feeders for cable-free remote control, traditional 14-pin analog feeders for conventional operations, and advanced 5-pin ArcLink digital feeders for synergic welding capabilities. This comprehensive compatibility ensures that the Flextec 350X PowerConnect can integrate with existing equipment fleets while providing a future-proof platform that adapts to evolving technology requirements, maximizing return on investment through extended equipment lifecycle and application flexibility.

Built on Lincoln Electric's proven Flextec platform, the 350X PowerConnect maintains the legendary reliability that professionals demand in challenging environments. The system has undergone rigorous laboratory and field testing to ensure consistent performance in extreme conditions, from dusty construction sites to high-humidity shipyards. The compact, lightweight design weighing just 84 pounds (38.1 kg) enhances portability without sacrificing durability, making the Flextec 350X PowerConnect an ideal solution for mobile welding operations where equipment must withstand frequent transportation and setup in diverse environments. With its comprehensive three-year warranty coverage, the Flextec 350X PowerConnect represents Lincoln Electric's commitment to quality, reliability, and technological innovation in professional welding equipment.

 

 

Features

 

 


 

Specifications

 

 

Product Weights & Dimensions
Dimensions (H x W x D) 17 in x 13 in x 24 in (432 mm x 332 mm x 609 mm)
Net Weight 84 lbs (38.1 kg)
General Specification
Machines Processes Stick (SMAW)
Gouging (CAC-A)
Flux-Cored (FCAW)
TIG (GTAW)
MIG (GMAW)
Pulsed MIG (GMAW-P)
Flux-Cored Self-Shielded (FCAW-S)
Flux-Cored Gas-Shielded (FCAW-G)
Number of Operators per Machine 1
Input Voltage 200-600/1/3/50/60
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 Phase 1,1/3,3
Input Power 200-600V/1/3/50/60
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
Machine Technologies & Connections
Output Range by Mode 5-425A
Machines Communication Technology analog
digital
CrossLinc
ArcLink
Wire Feeder Supply Voltage 40VDC
Amphenol Pins (type of connector) 5
14
12
Work Lead Connector Type Dinse
Application
Typical Application Cross Country Pipeline
Construction & Field Erection
General Fabrication
Heavy Equipment
Heavy Fabrication
Structural Fabrication
Warranty
Warranty 3 Years
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