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Premium Parts For MIG Guns

Premium Parts For MIG Guns

Premium Replacement Parts for MIG Guns – Built to Keep You Welding Strong

Welders know that the right consumables make all the difference. At Arc-Zone.com, we stock a full line of premium MIG gun replacement parts to keep your setup dialed in and your welds flawless. Whether you're running hard or soft wire, in the shop or out in the field, we’ve got the MIG gun consumables you need to keep that arc steady and your downtime low.

From precision-engineered contact tips that deliver consistent current flow to durable gas nozzles and diffusers that deliver smooth gas coverage, every part we carry is designed to perform under pressure. Need to replace worn wire liners? Our hard and soft wire conduits keep your feed trouble-free, whether you are pushing steel or aluminum wire. For those hard-to-reach welds, grab one of our flexible barrels and get the angle you need without compromising weld quality. And don’t forget our rugged goosenecks, gooseneck liners, and conduit tubes – built tough for the long haul. When it's time for maintenance, our full line of MIG gun repair parts will have you back in action fast.

At Arc-Zone.com, we don’t mess around with second-rate gear. We supply only the best MIG welding replacement parts trusted by professionals worldwide. When your reputation is on the line, trust Arc-Zone to keep you welding strong.

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  • Profax Shielding Gas Filter (Pack of 5)
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    Shielding Gas Filter (Pack of 5)

    $76.65
    Shielding Gas Filter Priced & Sold as a Pack of 5. Compatible with PX PRO-1VS Wire Feeder.
    PX-800118
    $76.65
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    $76.65
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  • Profax .023 Gas Diffuser
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    .023 Gas Diffuser

    $4.66
    51-23 Gas Diffuser, for use with .023 wire.
    MIG-51-23
    $4.66
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    Qty in Cart: 0
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    $4.66
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  • Profax Copper Gas Diffuser Profax Copper Gas Diffuser
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    Copper Gas Diffuser

    $4.66
    54C Gas Diffuser, Copper.
    MIG-54C
    $4.66
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    $4.66
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  •  High Temperature Insulator
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    High Temperature Insulator

    $16.60
    MIG-26HTI High temperature insulator for 600 AMP machine MIG gun. 
    MIG-26HTI
    $16.60
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    $16.60
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  • Profax 500 AMP Head Profax 500 AMP Head
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    500 AMP Head

    $15.75
    55AMT 500 AMP Head.
    MIG-55AMT
    $15.75
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    Qty in Cart: 0
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    $15.75
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  • Profax 450 AMP Head
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    450 AMP Head

    $11.50
    MIG-54AMTHD 450 AMP Head
    MIG-54AMTHD
    $11.50
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    Qty in Cart: 0
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    $11.50
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  • Profax 400 AMP Head Profax 400 AMP Head
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    400 AMP Head

    $13.08
    54AMT 400 AMP Head.
    MIG-54AMT
    $13.08
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    Qty in Cart: 0
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    $13.08
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  • Profax Neoprene Insulator
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    Neoprene Insulator

    $2.66
    74A Replacement neoprene insulator.
    MIG-74A
    $2.66
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    $2.66
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  • Profax MIG Heavy-Duty Contact Tip for Tweco Style Guns up to 500A (Pack of 25) Profax MIG Heavy-Duty Contact Tip for Tweco Style Guns up to 500A (Pack of 25)
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    MIG Heavy-Duty Contact Tip for Tweco Style Guns up to 500A

    $1.65
    Tweco Style MIG tip for MIG guns up to 500 Amps.  Priced Individually, Sold in Packages of 25. Part # Wire Size Tip I.D. MIG-15H35 .035" .044" MIG-15H45 .045" .054" MIG-15H52 .052" .064" MIG-15H116 1/16" .073" MIG-15H564 5/64" ...
    $1.65
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    $1.65
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  • Profax MIG Contact Tip for Tweco Style Guns up to 450A (Pack of 25) Profax MIG Contact Tip for Tweco Style Guns up to 450A (Pack of 25)
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    MIG Contact Tip for Tweco Style Guns up to 450A

    $1.50
    Tweco Style MIG tip for MIG guns up to 450 Amps.  Priced Individually, Sold in Packages of 25. Part # Wire Size Tip I.D. MIG-17S-35 .035" .044" MIG-17S-40 .040" .049" MIG-17S-45 .045" .054" MIG-17S-52 .052" .064"  
    $1.50
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    $1.50
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  • Profax .030-.045 Gas Diffuser
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    .030-.045 Gas Diffuser

    $3.13
    51 Gas Diffuser, for use with .030-.045 wire.
    MIG-51
    $3.13
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    Qty in Cart: 0
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    $3.13
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  • Profax Neoprene Insulator - MIG-72A
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    Neoprene Insulator - MIG-72A

    $2.66
    72A Replacement neoprene insulator.
    MIG-72A
    $2.66
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    $2.66
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  • Profax Heavy Duty MIG Nozzle 1 - Thread-On TWECO Style, Use With 17ST Series Tip (Pack of 5) Profax Heavy Duty MIG Nozzle 1 - Thread-On TWECO Style, Use With 17ST Series Tip (Pack of 5)
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    Heavy Duty MIG Nozzle - Thread-On TWECO Style, Use With 17ST Series Tip

    $11.83
    Heavy-Duty MIG Nozzle (Select Size From Options Above) Priced Individually, Sold in Packages of 5. HD Nozzle, Thread-On TWECO Style. Use With 17ST Series Tip. Part # Orifice Diameter Length MIG-27S50 1/2" (12.7mm) 2-7/8" (73.0mm) MIG-27S62 5/8"...
    $11.83
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    $11.83
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  • Profax Recessed MIG Nozzle - Recessed Tip, Thread-On TWECO Style (Pack of 10) Profax Recessed MIG Nozzle - Recessed Tip, Thread-On TWECO Style (Pack of 10)
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    Recessed MIG Nozzle - Recessed Tip, Thread-On TWECO Style

    $8.81
    Recess Tip MIG Nozzle (Select Nozzle Size From Options Above) Priced Individually, Sold in Packages of 10. Nozzle, Recessed Tip, Thread-On TWECO Style, Self-Insulated. Part # Orifice Diameter Length MIG-23-37 3/8" (9.5mm) 3-5/16" (84...
    $8.81
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    $8.81
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  • Profax Coarse Thread MIG Nozzle (Pack of 10) Profax Coarse Thread MIG Nozzle (Pack of 10)
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    Coarse Thread MIG Nozzle

    $8.91
    Recess Tip MIG Nozzle (Select Nozzle Size From Options Above)  Priced Individually, Sold in Packages of 10. Coarse Thread Nozzle. Requires standard insulator MIG-35CT or high temperature insulator MIG-35CT-HT. Part # Orifice...
    $8.91
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    $8.91
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  • Profax Recessed MIG Nozzle (Pack of 5) Profax Recessed MIG Nozzle (Pack of 5)
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    Recessed MIG Nozzle

    $20.41
    Recessed MIG Nozzle (Select Size From Options Above)  Priced Individually, Sold in Packages of 5. Nozzle Recessed, TWECO Style.  Part# Orifice Diameter Length MIG-26W37R 3/8" (9.5mm) 3" (76.2mm) MIG-26W50R 1/2" (12.7mm) 3" (76...
    MIG-26W37R
    $20.41
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    $20.41
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  • Profax Handle with Binder Screws - MIG-86W
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    Handle with Binder Screws - MIG-86W

    $32.85
    MIG-86W Handle with binder screws for 600 AMP MIG guns.
    MIG-86W
    $32.85
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    $32.85
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  • Profax Wire Conduit Assembly/Liner, 15' Profax Wire Conduit Assembly/Liner, 15'
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    Wire Conduit Assembly/Liner, 15'

    $16.08
    Wire Conduit Assembly/Liner, for 15' cable. Part # Wire Diameter Cable Length MIG-44-3545-15 .035 - .045" 15' MIG-116-15 1/16" 15' MIG-44-564-15 5/64" 15'  
    $16.08
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    $16.08
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  • Profax Gas Diffuser - MIG-54A  (Pack of 10) Profax Gas Diffuser - MIG-54A  (Pack of 10)
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    Gas Diffuser - MIG-54A

    $2.28
    54AGas Diffuser. Priced Individually, Sold in Packages of 10.
    MIG-54A
    $2.28
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    $2.28
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  • Profax Recessed Tip MIG Nozzle  (Pack of 10) Profax Recessed Tip MIG Nozzle  (Pack of 10)
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    Recessed Tip MIG Nozzle

    $6.46
    Recess Tip MIG Nozzle (Select Nozzle Size From Options Above) Priced Individually, Sold in Packages of 10. Nozzle Recessed Tip, Thread On TWECO Style, Self-Insulated. Part # Orifice Diameter Length MIG-21-37 3/8" (9.5mm) 2-1/4" (57...
    $6.46
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    $6.46
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  • Profax 500 AMP Wire Conduit Assembly/Liner, 15' Profax 500 AMP Wire Conduit Assembly/Liner, 15'
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    500 AMP Wire Conduit Assembly/Liner, 15'

    $14.60 - $26.33
    Wire Conduit Assembly/Liner, for 15' cable.   Part # Wire Diameter Cable Length MIG-45-3545-15 .035 - ...
    $14.60 - $26.33
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    $14.60 - $26.33
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  • Profax 250 AMP Wire Conduit Assembly/Liner, 15' Profax 250 AMP Wire Conduit Assembly/Liner, 15'
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    250 AMP Wire Conduit Assembly/Liner, 15'

    $14.91 - $15.50
    Wire Conduit Assembly/Liner, for 15' cable. Part # Wire Diameter Cable Length MIG-42-23-15 .023" 15' MIG-42-3035-15 .035" 15' MIG-42-4045-15 .045" 15'  
    $14.91 - $15.50
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    $14.91 - $15.50
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  • Profax Gas Diffuser - MIG-56W
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    Gas Diffuser - MIG-56W

    $9.83
    56W Gas Diffuser for 600 AMP MIG Gun.
    MIG-56W
    $9.83
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    Qty in Cart: 0
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    $9.83
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  • Profax Gas Diffuser - MIG-57HD
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    Gas Diffuser - MIG-57HD

    $7.41
    57HD Gas Diffuser.
    MIG-57HD
    $7.41
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    Qty in Cart: 0
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    $7.41
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  • Profax Gas Diffuser for 5/64" Wire Conduit/Liner
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    Gas Diffuser for 5/64" Wire Conduit/Liner

    $3.91
    55 Gas Diffuser for use with 5/64" wire conduit/liner (45-564).
    MIG-55
    $3.91
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    $3.91
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  • Profax Neoprene Insulator - MIG-75
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    Neoprene Insulator - MIG-75

    $3.25
    75 Replacement neoprene insulator.
    MIG-75
    $3.25
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    Qty in Cart: 0
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    $3.25
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  • Profax Neoprene Insulator - MIG-71
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    Neoprene Insulator - MIG-71

    $2.41
    71 Replacement neoprene insulator.
    MIG-71
    $2.41
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    Qty in Cart: 0
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    $2.41
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  • Profax Machine Gun Insulator Profax Machine Gun Insulator
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    Machine Gun Insulator

    $11.41
    45IN Machine Gun Insulator (2 required).
    MIG-45IN
    $11.41
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    Qty in Cart: 0
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    $11.41
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  • Profax 22 Degree Heavy Duty Conductor Tube
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    22 Degree Heavy Duty Conductor Tube

    $25.85
    405-22HD 22 Degree Heavy Duty Conductor Tube.
    MIG-405-22HD
    $25.85
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    Qty in Cart: 0
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    $25.85
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  • Flexible Barrel - MIG-TFX-2
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    Flexible Barrel - MIG-TFX-2

    $79.00
    TFX-2Flexible barrel for MIG gun.
    MIG-TFX-2
    $79.00
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    $79.00
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  • Profax 22 Degree Conductor Tube - MIG-405-22
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    22 Degree Conductor Tube - MIG-405-22

    $24.90
    405-22 22 Degree Conductor Tube.
    MIG-405-22
    $24.90
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    $24.90
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  • Profax Medium Duty MIG Nozzle (Pack of 5) Profax Medium Duty MIG Nozzle (Pack of 5)
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    Medium Duty MIG Nozzle

    $10.25
    Medium-Duty MIG Nozzle (Select Size From Options Above) Priced Individually, Sold in Packages of 5. MD Nozzle, Thread-On TWECO Style.  Use With 17ST Series Tip. Part # Orifice Diameter Length MIG-27K50 1/2" (12.7mm) 2-7/8" (73...
    $10.25
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    $10.25
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  • Profax Trigger Switch
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    Trigger Switch

    $9.30
    MIG-96T Trigger switch for 600 AMP MIG Gun.
    MIG-96T
    $9.30
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    Qty in Cart: 0
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    $9.30
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  • Flexible Barrel - MIG-TFX-180
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    Flexible Barrel - MIG-TFX-180

    $87.00
    TFX-180Flexible barrel for MIG gun.
    MIG-TFX-180
    $87.00
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    $87.00
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  • Profax MIG Cable Connectors
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    MIG Cable Connectors

    $25.75
    MIG Gun Cable replacement connectors for Century®, ESAB® (L-Tec), Hobart®, Lincoln®, Miller®, and TWECO® machines. Please select a connector style.
    $25.75
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    $25.75
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  • Profax 45 Degree Jacketed Conductor Tube - MIG-64A-45J Profax 45 Degree Jacketed Conductor Tube - MIG-64A-45J
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    45 Degree Jacketed Conductor Tube - MIG-64A-45J

    $28.91
    64A-45J Jacketed conductor tube, 45 degree (std.).
    MIG-64A-45J
    $28.91
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    Qty in Cart: 0
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    $28.91
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  • Profax 50 Degree Conductor Tube
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    50 Degree Conductor Tube

    $300.00
    66W50 Conductor tube, 50 degree.
    MIG-66W50
    $300.00
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    Qty in Cart: 0
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    $300.00
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  • Profax 500 AMP Cable Connectors
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    500 AMP Cable Connectors

    $22.05 - $26.00
    500 AMP MIG Gun Cable replacement connectors for Century®, ESAB® (L-Tec), Hobart®, Lincoln®, Miller®, and TWECO® machines.Please select a connector style.
    $22.05 - $26.00
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    $22.05 - $26.00
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  • Profax 45 Degree Jacketed Conductor Tube Profax 45 Degree Jacketed Conductor Tube
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    45 Degree Jacketed Conductor Tube

    $32.95
      64A45-9HDJJacketed conductor tube, 45 degree (std.).  
    MIG-64A45-9HDJ
    $32.95
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    Qty in Cart: 0
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    $32.95
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  • Profax Gas Diffuser for 3545 and 1/16" Wire Conduit/Liner
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    Gas Diffuser for 3545 and 1/16" Wire Conduit/Liner

    $3.30
    55SW Gas Diffuser for use with 3545 and 1/16" wire conduit/liner (45-3545 and 45-116).
    MIG-55SW
    $3.30
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    Qty in Cart: 0
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    Price:
    $3.30
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