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Lincoln Electric Flextec 350XP K4272-2 Multi-Process Welder – Tweco Connectors
The Lincoln Flextec 350XP (K4272-2) is a multi-process welder for stick, MIG, flux-cored, DC TIG and gouging on 380-575V 3-phase with Tweco-style connectors. It is rated 350A at 60% with a 5-425A range and 79V max OCV, has fan-on-demand, IP23, digital meters and weighs 80 lb.
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The Lincoln Flextec 350XP (K4272-2) is a multi-process welder for stick, MIG, flux-cored, DC TIG and gouging on 380-575V 3-phase with Tweco-style connectors. It is rated 350A at 60% with a 5-425A range and 79V max OCV, has fan-on-demand, IP23, digital meters and weighs 80 lb.
- Brand: Lincoln Electric
- Model: Flextec 350XP (Tweco Connector)
- MPN: K4272-2
- Processes: Stick, MIG, Flux-Cored, DC TIG, Gouging
- Input Power: 380–575V, 3-Phase, 50/60Hz
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COMPLETE PRODUCT INFORMATION
Full Product Description
The Lincoln Flextec 350XP (K4272-2) is a multi-process welder for stick, MIG, flux-cored, DC TIG and gouging on 380-575V 3-phase with Tweco-style connectors. It is rated 350A at 60% with a 5-425A range and 79V max OCV, has fan-on-demand, IP23, digital meters and weighs 80 lb.
Specifications
- Brand: Lincoln Electric
- Part / Model Number: K4272-2
- Processes: Stick, MIG, Flux-Cored, DC TIG, Gouging
- Input Power: 380–575V, 3-Phase, 50/60Hz
- Rated Output: 350A @ 60% Duty Cycle
- Output Range: 5–425A
- Output Terminals: Tweco-Style Connector
- Max OCV: 79V
- Cooling: Fan-On-Demand
- Dimensions: 13.6 in H x 14.1 in W x 20.0 in D
- Weight: 80 lb / 36.3 kg
- Enclosure Rating: IP23
- Digital Display: Yes (Volts/Amps)
- Compatible Feeders: LN-25X, LF-72, LF-74, Power Feed series (via ArcLink)
- Applications: Construction, Heavy Fabrication, Shipbuilding, Structural Steel
- Compliance: CSA, IEC 60974-1, CE
Technical Specifications
Product data| Product | Lincoln Electric Flextec 350XP K4272-2 Multi-Process Welder – Tweco Connectors |
|---|---|
| SKU | K4272-2 |
| Brand | Lincoln Electric |
| Model | Flextec 350XP (Tweco Connector) |
| MPN | K4272-2 |
| Processes | Stick, MIG, Flux-Cored, DC TIG, Gouging |
| Input Power | 380–575V, 3-Phase, 50/60Hz |
| Rated Output | 350A @ 60% Duty Cycle |
| Output Range | 5–425A |
| Output Terminals | Tweco-Style Connector |
| Max OCV | 79V |
| Cooling | Fan-On-Demand |
| Dimensions | 13.6 in H x 14.1 in W x 20.0 in D |
| Weight | 80 lb / 36.3 kg |
| Enclosure Rating | IP23 |
| Digital Display | Yes (Volts/Amps) |
| Compatible Feeders | LN-25X, LF-72, LF-74, Power Feed series (via ArcLink) |
| Applications | Construction, Heavy Fabrication, Shipbuilding, Structural Steel |
| Compliance | CSA, IEC 60974-1, CE |
| Warranty | 3-Year Manufacturer Warranty |
| Condition | New |
| Google Product Category | 2920 (Welding Machines) |
| Part Number | K4272-2 |
Engineered forreal-world performanceK4272-2
DELIVERY & AFTER-SALES INFORMATION
Shipping & Returns
Important information for this product before and after purchase.Heavy or oversized equipment delivery is coordinated according to the product and destination address.
Timing and applicable delivery arrangements are confirmed during checkout or by Kayros Tool support.
Contact Kayros Tool before returning an item so eligibility, product condition, and return instructions can be confirmed.
Overview
The Lincoln Flextec 350XP (K4272-2) is a multi-process welder for stick, MIG, flux-cored, DC TIG and gouging on 380-575V 3-phase with Tweco-style connectors. It is rated 350A at 60% with a 5-425A range and 79V max OCV, has fan-on-demand, IP23, digital meters and weighs 80 lb.
Specifications
- Brand: Lincoln Electric
- Part / Model Number: K4272-2
- Processes: Stick, MIG, Flux-Cored, DC TIG, Gouging
- Input Power: 380–575V, 3-Phase, 50/60Hz
- Rated Output: 350A @ 60% Duty Cycle
- Output Range: 5–425A
- Output Terminals: Tweco-Style Connector
- Max OCV: 79V
- Cooling: Fan-On-Demand
- Dimensions: 13.6 in H x 14.1 in W x 20.0 in D
- Weight: 80 lb / 36.3 kg
- Enclosure Rating: IP23
- Digital Display: Yes (Volts/Amps)
- Compatible Feeders: LN-25X, LF-72, LF-74, Power Feed series (via ArcLink)
- Applications: Construction, Heavy Fabrication, Shipbuilding, Structural Steel
- Compliance: CSA, IEC 60974-1, CE
Specifications
Brand: Lincoln Electric
Model: Flextec 350XP (Tweco Connector)
MPN: K4272-2
Processes: Stick, MIG, Flux-Cored, DC TIG, Gouging
Input Power: 380–575V, 3-Phase, 50/60Hz
Rated Output: 350A @ 60% Duty Cycle
Output Range: 5–425A
Output Terminals: Tweco-Style Connector
Max OCV: 79V
Cooling: Fan-On-Demand
Dimensions: 13.6 in H x 14.1 in W x 20.0 in D
Weight: 80 lb / 36.3 kg
Enclosure Rating: IP23
Digital Display: Yes (Volts/Amps)
Compatible Feeders: LN-25X, LF-72, LF-74, Power Feed series (via ArcLink)
Applications: Construction, Heavy Fabrication, Shipbuilding, Structural Steel
Compliance: CSA, IEC 60974-1, CE
Warranty: 3-Year Manufacturer Warranty
Condition: New
Google Product Category: 2920 (Welding Machines)
Part Number: K4272-2
Shipping & Returns
NST Cargo coordination: Heavy or oversized equipment delivery is coordinated according to the product and destination address.
Delivery estimate: Timing and applicable arrangements are confirmed during checkout or by Kayros Tool support.
Returns: Contact Kayros Tool before returning an item so eligibility, condition, and instructions can be confirmed.
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Lincoln Electric Flextec 350XP K4272-2 Multi-Process Welder – Tweco Connectors$2,824.80

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