Tweco No4 MIG Torch 4.5m – Powerful 400A MIG Gun

The Tweco No4 MIG Torch 4.5m is a professional heavy-duty MIG welding torch designed for demanding fabrication, workshop and industrial welding applications. Built for durability, operator comfort and consistent welding performance, this Tweco No4 MIG Torch 4.5m 415-3545 is a reliable choice for welders who need a strong, high-capacity MIG gun for regular use.

This torch is commonly listed as a 400 amp MIG gun with 60% duty cycle, making it suitable for medium to heavy fabrication work. The Tweco No4 MIG Torch 4.5m includes a long 4.5 metre lead, giving the operator extra reach around benches, jigs, trailers, structural steel and larger welding jobs. The extended cable length helps reduce repositioning of the machine and improves workflow in busy workshops.

The Tweco No4 MIG Torch 4.5m features a robust air-cooled design with heat-resistant components and a comfortable oval handle shape. This design helps reduce operator fatigue during longer welding sessions while maintaining excellent control of the torch. The extended conductor tube also helps reduce the effect of radiant heat near the operator’s hand, improving comfort during heavier welding work.

This Tweco No4 MIG Torch 4.5m 415-3545 is compatible with commonly available Tweco-style consumables, making replacement tips, nozzles and diffusers easy to source. It is suitable for MIG and flux-cored welding applications where a strong, dependable torch is required. The Euro connection version is designed for quick fitting to compatible MIG welders with a Euro torch socket.

Choose the Tweco No4 MIG Torch 4.5m if you need a genuine-style professional MIG torch with excellent durability, high amperage capacity and practical workshop usability. It is ideal for fabrication shops, maintenance teams, agricultural repairs, trailer manufacturing, general engineering and industrial welding environments.

Key Features

• Tweco No4 MIG Torch 4.5m
• Part number: 415-3545
• SKU: 717335
• Professional heavy-duty MIG torch
• Approx. 400A at 60% duty cycle rating
• 4.5 metre / 15 ft lead
• Euro connection type
• Air-cooled MIG gun design
• Comfortable oval handle
• Heat-resistant body and components
• Compatible with common Tweco-style consumables
• Suitable for MIG and flux-cored welding