PROFAX HEAVY DUTY400 NOZZLE 3/4 – PX27S75
The PROFAX PX27S75 Heavy Duty 3/4″ MIG Nozzle is a premium copper gas nozzle designed for high-amperage MIG welding applications. Built for durability and consistent shielding gas coverage, this heavy-duty nozzle delivers reliable performance in demanding fabrication, manufacturing, and industrial welding environments.
Manufactured from high-quality copper for excellent heat resistance and longevity, the PX27S75 nozzle is specifically engineered to suit PROFAX FC and HD series MIG guns, including 250A, 400A, and 450A models. The 3/4″ internal diameter provides optimal gas flow for improved weld protection and reduced spatter adhesion.
Ideal for heavy fabrication and continuous welding operations, this nozzle ensures stable arc conditions and improved weld quality.
Key Features
-
✔ Part Number: PX27S75
-
✔ Type: Heavy Duty MIG Nozzle
-
✔ Size: 3/4″ (19mm) Internal Diameter
-
✔ Material: High-quality copper construction
-
✔ Designed for high-amperage welding
-
✔ Excellent heat dissipation
-
✔ Improved shielding gas coverage
-
✔ Durable for industrial use
-
✔ Reduces spatter build-up
Compatibility
Suitable for PROFAX MIG guns including:
-
PROFAX Platinum FC 250
-
PROFAX HD 250
-
PROFAX FC 400
-
PROFAX HD 400
-
PROFAX HD 450
Must be used with 17ST series contact tips for correct fitment and performance.
Applications
-
Heavy fabrication welding
-
Structural steel welding
-
Manufacturing & production welding
-
Maintenance & repair work
-
High-duty cycle MIG welding
The heavy-duty 3/4″ nozzle design provides wider gas coverage, making it ideal for higher amperage welding where additional shielding protection is required.



