Tweco #4 400A MIG Gun 12′ 3.6m for Miller Welder

$160.00

Product Introduction

Premium 400 Amp MIG gun torch by North welding, designed for home hobby welders with 12-month warranty. Features Miller Direct MK Bayonet Connection, 3.6m cable, and uses Tweco #4 style consumables. Ideal for small Miller PipeWorx machines.

Key Specifications

Amperage 400 Amp Co2 @ 60% duty cycle
Cable Length 3.6 meter
Consumables Tweco #4 Style
Connection Miller Direct MK Bayonet
Part Number NT4-12M
SKU: 5044c2c9f9a8 Categories: , ,
Description

Tweco #4 400 Amp MIG Gun for Miller Welder (12′) – 3.6m Torch

Core Specifications

Amperage 400 Amp (CO? @ 60% duty cycle)
Cable Length 3.6 meters (12′)
Connection Miller Direct MK Bayonet Connection
Consumable Type Tweco #4 Style
Part Number NT4-12M
Warranty 12 months
Suited Machines Small Miller PipeWorx Models
Contact Tip Sizes 0.8mm to 2.0mm
Liners Available 0.9-2.4mm Steel Options
Design Focus Home Hobby Welder Compatibility

Why Choose This MIG Gun?

North welding products set the industry standard for durability and performance. This 400A MIG torch delivers reliable welding for home hobbyists, featuring a heavy-duty 3.6m cable for extended reach and Miller-specific connections for seamless integration with PipeWorx machines.

Applications

Ideal for DIY metal projects, automotive repairs, and small-scale fabrication. Perfectly suited for home workshops and hobbyists seeking professional-grade equipment without industrial pricing.

Performance Highlights

– 400A output handles thick materials with consistent arc stability
– 60% duty cycle ensures sustained operation during long welding sessions
– Tweco #4 consumables offer easy replacement and wide availability

Accessories & Consumables

Full range of compatible parts including contact tips (0.8mm-2.0mm), nozzles (24A series), insulators, gas diffusers, and steel liners. Heavy-duty fixed nozzle kits available separately.

Quality Assurance

Backed by a 12-month warranty and manufactured to North’s premium standards, ensuring long-term reliability and performance.

FAQ

Q: Will this fit other Miller models?
A: Designed specifically for small Miller PipeWorx machines.
Q: What liner should I use for 1.2mm wire?
A: Use 44-3545-15 steel liner (0.9-1.2mm).
Q: Are consumables easy to source?
A: Yes, Tweco #4 consumables are widely available.

Ready to Upgrade Your Welding Setup?

Contact us today for bulk pricing, technical support, or custom configuration options. Our team of welding experts is ready to assist with your order.

Shipping and Delivery

Packaging & Transportation

Weldingtop Nozzles

Weldingtop nozzles are precision components requiring safe and professional handling. Each nozzle is individually vacuum‑sealed and protected with shock‑absorbing foam to avoid impact, dust and humidity. Sturdy outer cartons with clear fragile labels are used for secure shipping. We work with trusted logistics providers and offer full tracking, ensuring your order arrives complete and in perfect condition.