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Welding (PAW)

Welding (PAW)

Lower Costs, Minimize Downtime with the Highest-Quality Plasma Arc Welding Torches & Parts

Plasma arc welding is a precise process, the slightest variations in front end part tolerances will result in poor weld quality, premature torch body failure and other problems that cost you money.  

Arc-Zone® delivers the parts you need, when you need them. We work with your production team, tool crib manager or welding engineers to ensure easy access to the highest-quality Plasma Arc Welding products and services on the planet.

Learn More: 

  • Optimize Your Plasma Arc Welding Torch: .pdf
  • Thermal Arc® Ultima 150: .pdf

Arc-Zone.com®, Inc. is not affiliated with Thermal Dynamics Corporation. We supply high quality replacement parts manufactured by or for Arc-Zone® to demanding specifications. The parts are engineered to be interchangeable with Thermal Dynamics® parts, are not OEM parts and are not endorsed by Thermal Dynamics®. Thermal Dynamics® is a registered trademark of Thermal Dynamics Corporation.

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  • Long Back Cap [image#1]

    Long Back Cap - 9-1877

    Thermacut

    $43.50
    9-1877 Long Back Cap.  Use with Extended Electrodes.  Arc-Zone Performance Proven™ Replacement for Thermal Dynamics® PWH/M 4A Plasma Arc Welding Torch. Priced and Sold Individually.
    9-1877
    $43.50
    Qty in Cart: 0
    Quantity:
    Price:
    $43.50
    Subtotal:
  • Thermacut Liner Assembly w/ Old Style Gas Distributor

    Liner Assembly w/ Old Style Gas Distributor

    Thermacut

    $103.95
    8-4012 Liner Assembly with O-Rings.  Old style with "Short" Gas Distributor.  Arc-Zone Performance Proven™ Replacement for Thermal Dynamics® PWH/M 4A Plasma Arc Welding Torch. Note: For extended torch life use...
    8-4012
    $103.95
    Qty in Cart: 0
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    Price:
    $103.95
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  • Thermacut 4A Gas Distributor - 9-2204

    4A Gas Distributor - 9-2204

    Thermacut

    $95.99
    9-22044A Gas Distributor, Insulating Sleeve.  Arc-Zone Performance Proven™ Replacement for Thermal Dynamics® PWH/M 4A Plasma Arc Welding Torch. Note: For extended torch life use Updated 9-2204 Gas Distributor with 8-4011 Liner...
    9-2204
    $95.99
    Qty in Cart: 0
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    Price:
    $95.99
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  • Thermacut 3A Shield Cup Gasket (Pack of 10) Thermacut 3A Shield Cup Gasket (Pack of 10)

    3A Shield Cup Gasket (Pack of 10)

    Thermacut

    $20.00
    8-3057 Priced & Sold as a Pack of 10. Gasket, Shield Cup.  Arc-Zone Performance Proven™ Replacement for Thermal Dynamics® PWH/M 3A Plasma Arc Welding Torch.
    8-3057
    $20.00
    Qty in Cart: 0
    Quantity:
    Price:
    $20.00
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  • Thermacut Shield Gas Diffuser

    Shield Gas Diffuser

    Thermacut

    $18.50
    8-3059 Shield Gas Diffuser.  Arc-Zone Performance Proven™ Replacement for Thermal Dynamics® PWH/M 3A Plasma Arc Welding Torch. Priced and Sold Individually.
    8-3059
    $18.50
    Qty in Cart: 0
    Quantity:
    Price:
    $18.50
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  • O-Ring, Back Cap [image#1] O-Ring, Back Cap (Pack of 10)

    O-Ring, Back Cap (Pack of 10)

    Thermacut

    $13.50
    8-0527 Priced & Sold as a Pack of 10. O-Ring, Back Cap.  Arc-Zone Performance Proven™ Replacement for Thermal Dynamics® PWH/M 3A Plasma Arc Welding Torch.
    8-0527
    $13.50
    Qty in Cart: 0
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    Price:
    $13.50
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  • Arc-Zone Pro Protective Cable Lead Cover

    Protective Cable Lead Cover

    Arc-Zone Pro

    $31.00 - $60.00
    Upgraded Protective Cable Lead Cover.  Constructed of Highly-Flexible Ballistic Nylon Material with Shielded Zipper.   Arc-Zone Performance Proven™ Replacement for Thermal Dynamics® Plasma Arc Welding torch cable...
    $31.00 - $60.00
    Qty in Cart: 0
    Price:
    $31.00 - $60.00
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  • Thermacut 2A Gas Distributor

    2A Gas Distributor

    Thermacut

    $69.00 - $105.00
    Gas Distributor 2A Gas Distributor .040" (1.0mm) or 3/32" (2.4mm) Electrodes.  This is a Genuine Arc-Zone® Performance Proven™ Replacement for Thermal Dynamics® PWH/M 2A Plasma Arc Welding Torch. Priced and Sold Individually.
    $69.00 - $105.00
    Qty in Cart: 0
    Price:
    $69.00 - $105.00
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  • Collet, 3/32" (2.4mm) for 3A [image#1]

    Collet, 3/32" (2.4mm) for 3A

    Thermacut

    $14.00
    9-1780 Electrode Collet, 3/32" (2.4mm).  Arc-Zone Performance Proven™ Replacement for Thermal Dynamics® PWH/M 3A Plasma Arc Welding Torch. Priced and Sold Individually.
    9-1780
    $14.00
    Qty in Cart: 0
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    Price:
    $14.00
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  • Thermacut Torch Handle - 9-5914

    Torch Handle - 9-5914

    Thermacut

    $464.10
    9-5914 Torch Handle.  Arc-Zone Performance Proven Replacement for Thermal Dynamics® PWH/M 4A Plasma Arc Welding Torch.
    9-5914
    $464.10
    Qty in Cart: 0
    Quantity:
    Price:
    $464.10
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  • Thermacut Shield Cup Gasket (Pack of 5) Thermacut Shield Cup Gasket (Pack of 5)

    Shield Cup Gasket (Pack of 5)

    Thermacut

    $30.50
    8-2036 Priced & Sold as a Pack of 5. Gasket, Shield Cup.  This is a Genuine Arc-Zone® Performance Proven™ Replacement for Thermal Dynamics® PWH/M 2A Plasma Arc Welding Torch.
    8-2036
    $30.50
    Qty in Cart: 0
    Quantity:
    Price:
    $30.50
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  • Thermacut O-Ring - 8-2035 (Pack of 10) Thermacut O-Ring - 8-2035 (Pack of 10)

    O-Ring - 8-2035 (Pack of 10)

    Thermacut

    $20.00
    8-2035 Priced & Sold as a Pack of 10. O-Ring, Back Cap.  This is a Genuine Arc-Zone® Performance Proven™ Replacement for Thermal Dynamics® PWH/M 2A Plasma Arc Welding Torch.
    8-2035
    $20.00
    Qty in Cart: 0
    Quantity:
    Price:
    $20.00
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  • OEM Torch Handle [image#1]

    OEM Torch Handle

    Arc-Zone Pro

    $299.99
    8-2026 (Replaces 8-2134) 2A OEM Style Small I.D. Torch Handle.  Small I.D. handle design makes it difficult to install PAW hose and cables without damaging expensive hose lead sets. Step up your 2A torch Performance and Lower Maintenance...
    8-2026
    $299.99
    Qty in Cart: 0
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    Price:
    $299.99
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  • Machine Barrel Step-up Adapter for 2A PAW Torches [image#1] Machine Barrel Step-up Adapter for 2A PAW Torches [image#2]

    Machine Barrel Step-up Adapter for 2A PAW Torches

    Arc-Zone Pro

    $21.98
    Machine Barrel Step-up Adapter for 2A PAW Torches (for use with large 9-1757 handle) Machine barrel handle adapter for the 2A PAW series torch bodies, requires handle 9-1757.  This is a Genuine Arc-Zone® Performance...
    9-5557
    $21.98
    Qty in Cart: 0
    Quantity:
    Price:
    $21.98
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  • New Improved 2A Torch Handle Kit [image#1] New Improved 2A Torch Handle Kit [image#2]

    New Improved 2A Torch Handle Kit

    Arc-Zone Pro

    $69.00
    8-2026-Pro (Replaces 8-2026 &8-2134) Handle, New Improved Handle Upgrade Kit.  Kit includes a Step-up Torch Body Bushing, and Handle that makes cable & hose installation a breeze.  If you've ever removed...
    8-2026-Pro
    $69.00
    Qty in Cart: 0
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    Price:
    $69.00
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  • Thermacut 180° In-Line Torch Package w/ 25' (7.6m) Leads

    180° In-Line Torch Package w/ 25' (7.6m) Leads

    Thermacut

    $2,358.08
    2-2851 Torch Package, In-Line 180 Degree Machine Torch Body with 25' (7.6m) Leads.  This is a Genuine Arc-Zone Performance Proven™ Replacement for Thermal Dynamics® 4A Plasma Arc Welding Torch. Torch Setup & Operation Guides: Optimize...
    2-2851
    $2,358.08
    Qty in Cart: 0
    Quantity:
    Price:
    $2,358.08
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  • Arc-Zone Pro Tungsten Electrode, 3/32" (2.4mm) (Pack of 10) Tungsten Electrode, 3/32" (2.4mm) (Pack of 10)

    Tungsten Electrode, 3/32" (2.4mm) (Pack of 10)

    Arc-Zone Pro

    $65.40
    9-1747 Priced & Sold in Packages of 10. Precision Ground PAW Electrodes, 3/32" (2.4mm).  AMPLIFY™ High-Performance 2% Thoriated Tungsten.  Arc-Zone Performance Proven™ Replacement for Thermal Dynamics® PWH/M 3A Plasma Arc...
    9-1747
    $65.40
    Qty in Cart: 0
    Quantity:
    Price:
    $65.40
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  • Thermacut .040" (1.0mm) Collet - 8-2041 (Pack of 10)

    .040" (1.0mm) Collet - 8-2041 (Pack of 10)

    Thermacut

    $67.50
    8-2041 Priced & Sold in Packages of 10. Collet, for .040" (1.0mm) Electrode.  This is a Genuine Arc-Zone® Performance Proven™ Replacement for Thermal Dynamics® PWH/M 2A Plasma Arc Welding Torch.
    8-2041
    $67.50
    Qty in Cart: 0
    Quantity:
    Price:
    $67.50
    Subtotal:
  • Thermacut 3/32" (2.4mm) Collet - 8-2039

    3/32" (2.4mm) Collet - 8-2039

    Thermacut

    $17.83
    8-2039 Collet, for 3/32" (2.4mm) Electrode.  This is a Genuine Arc-Zone® Performance Proven™ Replacement for Thermal Dynamics® PWH/M 2A Plasma Arc Welding Torch. Priced and Sold Individually.
    8-2039
    $17.83
    Qty in Cart: 0
    Quantity:
    Price:
    $17.83
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  • Arc-Zone Pro Tungsten Electrode, 3/16" (4.8mm) (Pack of 10) Arc-Zone Pro Tungsten Electrode, 3/16" (4.8mm) (Pack of 10)

    Tungsten Electrode, 3/16" (4.8mm) (Pack of 10)

    Arc-Zone Pro

    $139.90
    9-1827 Priced & Sold as a Pack of 10. Precision Ground Tungsten Electrodes, 3/16" (4.8mm) Diameter x 3.560" (90.4mm). AMPLIFY™ High-Performance 2% Thoriated Tungsten.  Arc-Zone Performance Proven™ Replacement for Thermal...
    9-1827
    $139.90
    Qty in Cart: 0
    Quantity:
    Price:
    $139.90
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  • O-Ring, Tip [image#1] O-Ring (Pack of 5)

    O-Ring (Pack of 5)

    Thermacut

    $17.40
    9-2863 Priced & Sold in Packages of 5O-Ring, for use on constricting Tips.  Arc-Zone Performance Proven™ Replacement for Thermal Dynamics® PWM 300 Plasma Arc Welding Torch.
    9-2863
    $17.40
    Qty in Cart: 0
    Quantity:
    Price:
    $17.40
    Subtotal:
  • Thermacut 180° In-Line Torch Packages w/ Quick Disconnect

    180° In-Line Torch Packages w/ Quick Disconnect

    Thermacut

    $2,131.40 - $2,235.87
    Torch Package, In-Line 180 Degree Machine Torch Body with 12.5' (3.8m) or 25' (7.6m) Leads and Quick Disconnect Installed.  This is a Genuine Arc-Zone Performance Proven™ Replacement for Thermal Dynamics® 4A Plasma Arc Welding Torch...
    $2,131.40 - $2,235.87
    Qty in Cart: 0
    Price:
    $2,131.40 - $2,235.87
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  • Diamond Ground Long Tungsten Electrode, 3/16" (4.8m) (Pack of 10) Diamond Ground Long Tungsten Electrode, 3/16" (4.8m) (Pack of 10)

    Long Tungsten Electrode, 3/16" (4.8m) (Pack of 10)

    Diamond Ground

    $132.30
    9-1834 Priced & Sold as a Pack of 10. Extended, Precision Ground Tungsten Electrode. 3/16" (4.8mm) Diameter x 4.375" (111mm) Long.  AMPLIFY™ High-Performance 2% Thoriated Tungsten.  Arc-Zone Performance Proven™...
    9-1834
    $132.30
    Qty in Cart: 0
    Quantity:
    Price:
    $132.30
    Subtotal:
  • Thermacut 180° In-Line Torch Packages w/ Rack

    180° In-Line Torch Packages w/ Rack

    Thermacut

    $2,174.83 - $2,425.68
    Torch Package, 180 Degree, In Line Machine Torch Body with 12.5' (3.8m) or 25' (7.6m) Lead Set and Mounting Barrel / Rack Assembly.  This is a Genuine Arc-Zone Performance Proven™ Replacement for Thermal Dynamics® 4A Plasma Arc Welding...
    $2,174.83 - $2,425.68
    Qty in Cart: 0
    Price:
    $2,174.83 - $2,425.68
    Subtotal:
  • Arc-Zone Pro Long Tungsten Electrode, 3/32" (2.4mm) (Pack of 10) Long Tungsten Electrode, 3/32" (2.4mm) (Pack of 10)

    Long Tungsten Electrode, 3/32" (2.4mm) (Pack of 10)

    Arc-Zone Pro

    $49.90
    8-2007 Priced & Sold in Packages of 10. Long, Precision Ground PAW Electrodes, 3/32" (2.4mm) x 2.650" (67.31mm).  AMPLIFY™ High-Performance 2% Thoriated Tungsten.  Arc-Zone Performance Proven™ Replacement for Thermal...
    8-2007
    $49.90
    Qty in Cart: 0
    Quantity:
    Price:
    $49.90
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  • Machine Barrel Mounting Nut [image#1] Machine Barrel Mounting Nut [image#2]

    Machine Barrel Mounting Nut

    Arc-Zone Pro

    $68.00
    8-4018 High-Quality Composite Mounting Nut.  For machine mounting barrels 2A, 3A, 4A, & PWM-300 Thermal Dynamics® plasma arc welding torches.  Arc-Zone Performance Proven™ Replacement for Thermal Dynamics® Plasma...
    8-4018
    $68.00
    Qty in Cart: 0
    Quantity:
    Price:
    $68.00
    Subtotal:
  • Arc-Zone Pro Extra Long Tungsten Electrode, 3/32" (2.4mm) (Pack of 10) Extra Long Tungsten Electrode, 3/32" (2.4mm) (Pack of 10)

    Extra Long Tungsten Electrode, 3/32" (2.4mm) (Pack of 10)

    Arc-Zone Pro

    $51.00
    9-1775 Priced & Sold in Packages of 10. Extra Long, Precision Ground PAW Electrodes, 3/32" (2.4mm) x 3.400" (86.3mm).  AMPLIFY™ High-Performance 2% Thoriated Tungsten.  Arc-Zone Performance Proven™ Replacement for Thermal...
    9-1775
    $51.00
    Qty in Cart: 0
    Quantity:
    Price:
    $51.00
    Subtotal:
  • Arc-Zone Pro Long Double-End Ground Electrode, 3/32" (2.4mm) (Pack of 10) Long Double-End Ground Electrode, 3/32" (2.4mm) (Pack of 10)

    Long Double-End Ground Electrode, 3/32" (2.4mm) (Pack of 10)

    Arc-Zone Pro

    $61.50
    8-2007-D Priced & Sold in Packages of 10. Long -- Double End -- Precision Ground PAW Electrodes, 3/32" (2.4mm) x 2.650" (67.31mm).  AMPLIFY™ High-Performance 2% Thoriated Tungsten.  Arc-Zone Performance Proven™ Replacement for...
    8-2007-D
    $61.50
    Qty in Cart: 0
    Quantity:
    Price:
    $61.50
    Subtotal:
  • Arc-Zone Pro Extra Long Double-End Ground Electrode, 3/32" (2.4mm) (Pack of 10) Extra Long Double-End Ground Electrode, 3/32" (2.4mm) (Pack of 10)

    Extra Long Double-End Ground Electrode, 3/32" (2.4mm) (Pack of 10)

    Arc-Zone Pro

    $56.00
    9-1775-D Priced & Sold in Packages of 10. Extra Long -- Double End -- Precision Ground PAW Electrodes, 3/32" (2.4mm) x 3.400" (86.3mm).  AMPLIFY™ High-Performance 2% Thoriated Tungsten.  Arc-Zone Performance Proven™ Replacement...
    9-1775-D
    $56.00
    Qty in Cart: 0
    Quantity:
    Price:
    $56.00
    Subtotal:
  • Thermacut 180° In-Line Torch Packages w/ Quick Connect & Rack

    180° In-Line Torch Packages w/ Quick Connect & Rack

    Thermacut

    $2,431.22 - $2,526.42
    Torch Package, 180 Degree In-Line Machine Torch Body with 12.5' (3.8m) or 25' (7.6m) Lead Set, Mounting Barrel / Rack Assembly and Quick-Disconnect Installed.  This is a Genuine Arc-Zone Performance Proven™ Replacement for Thermal...
    $2,431.22 - $2,526.42
    Qty in Cart: 0
    Price:
    $2,431.22 - $2,526.42
    Subtotal:
  • Thermacut Shield Cup - 8-4373

    Shield Cup - 8-4373

    Thermacut

    $26.65
    8-4373 Shield Cup.  Arc-Zone Performance Proven™ Replacement for Thermal Dynamics® PWM 300 Plasma Arc Welding Torch. Priced and Sold Individually.
    8-4373
    $26.65
    Qty in Cart: 0
    Quantity:
    Price:
    $26.65
    Subtotal:
  • Short Back Cap, Standard Electrode [image#1]

    Short Back Cap, Standard Electrode

    Thermacut

    $22.00
    9-1779 Back Cap, Short. For Standard Length Electrodes.  Arc-Zone Performance Proven™ Replacement for Thermal Dynamics® PWH/M 3A Plasma Arc Welding Torch. Priced and Sold Individually.
    9-1779
    $22.00
    Qty in Cart: 0
    Quantity:
    Price:
    $22.00
    Subtotal:
  • Thermacut Long Back Cap, Extended Electrodes

    Long Back Cap, Extended Electrodes

    Thermacut

    $28.00
    9-1803 Long Back Cap. For Extended Electrodes.  Arc-Zone Performance Proven™ Replacement for Thermal Dynamics® PWH/M 3A Plasma Arc Welding Torch. Priced and Sold Individually.
    9-1803
    $28.00
    Qty in Cart: 0
    Quantity:
    Price:
    $28.00
    Subtotal:
  • Thermacut Set Back Gauge / Wrench Assembly - 9-1810

    Set Back Gauge / Wrench Assembly - 9-1810

    Thermacut

    $98.00
    9-1810 Electrode Set-Back Gauge and Wrench Assembly.  Arc-Zone Performance Proven™ Replacement for Thermal Dynamics® PWH/M 3A Plasma Arc Welding Torch. Priced and Sold Individually.
    9-1810
    $98.00
    Qty in Cart: 0
    Quantity:
    Price:
    $98.00
    Subtotal:
  • Gasket, Shield Cup [image#1] Gasket, Shield Cup - 8-6512 (Pack of 5)

    Gasket, Shield Cup - 8-6512 (Pack of 5)

    Thermacut

    $12.15
    8-6512 Priced & Sold in Packages of 5Gasket, Shield Cup. Arc-Zone Performance Proven™ Replacement for Thermal Dynamics® PWM 300 Plasma Arc Welding Torch.
    8-6512
    $12.15
    Qty in Cart: 0
    Quantity:
    Price:
    $12.15
    Subtotal:
  • Shield Cup Diffuser [image#1]

    Shield Cup Diffuser

    Thermacut

    $128.00
    8-6652 Shield Cup Diffuser.  Arc-Zone Performance Proven™ Replacement for Thermal Dynamics® PWM 300 Plasma Arc Welding Torch. Priced and Sold Individually.
    8-6652
    $128.00
    Qty in Cart: 0
    Quantity:
    Price:
    $128.00
    Subtotal:
  • Thermacut Liner - 8-6509

    Liner - 8-6509

    Thermacut

    $40.53
    8-6509 Liner.  Arc-Zone Performance Proven™ Replacement for Thermal Dynamics® PWM 300 Plasma Arc Welding Torch. Priced and Sold Individually.
    8-6509
    $40.53
    Qty in Cart: 0
    Quantity:
    Price:
    $40.53
    Subtotal:
  • O-Ring, Liner [image#1] O-Ring, Liner (Pack of 5)

    O-Ring, Liner (Pack of 5)

    Thermacut

    $17.40
    9-2956 Priced & Sold in Packages of 5O-Ring, for use on Liner assembly.  Arc-Zone Performance Proven™ Replacement for Thermal Dynamics® PWM 300 Plasma Arc Welding Torch.
    9-2956
    $17.40
    Qty in Cart: 0
    Quantity:
    Price:
    $17.40
    Subtotal:
  • 3A PAW Torch Handle [image#1]

    3A PAW Torch Handle

    Arc-Zone Pro

    $46.00
    9-1757 New Improved Handle For PWH 3A Torch Bodies. Arc-Zone Performance Proven™ Replacement for Thermal Dynamics® PWH 3A Plasma Arc Welding Torch.
    9-1757
    $46.00
    Qty in Cart: 0
    Quantity:
    Price:
    $46.00
    Subtotal:
  • Mounting Tube Cable Bushing w/Strain Relief [image#1] Mounting Tube Cable Bushing w/Strain Relief [image#1]

    Mounting Tube Cable Bushing w/ Strain Relief

    Arc-Zone Pro

    $59.00
    8-4204 Cable Bushing with Strain Relief.  Arc-Zone Performance Proven™ Replacement for Thermal Dynamics® 2A, 3A, 4A & PWM-300 Plasma Arc Welding Torches. Cable bushing for Thermal Dynamics plasma arc welding machine...
    8-4204 1
    $59.00
    Qty in Cart: 0
    Quantity:
    Price:
    $59.00
    Subtotal:
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