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21-1023 - Thermal Dynamics 300A Plasma Torch Cartridge Body

Packaging: pack of 1
$1,052.70/EA $635.25/pack of 1 only $635.25/EASave 40%

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SKU: TD21-1023 Categories: ,

OVERVIEW

Precision Engineered 300A Cartridge Body

The Thermal Dynamics 21-1023 Cartridge Body is a critical component designed for high-performance industrial plasma cutting systems rated at 300 Amperes. In the realm of automated and heavy-duty manual cutting, the cartridge body serves as the central hub that aligns the electrode, swirl ring, and nozzle, ensuring that the plasma arc remains centered and stable. At 300A, the thermal loads generated are immense; therefore, this component is manufactured with exacting tolerances and high-grade materials to manage heat dissipation effectively.

This specific cartridge body is engineered to facilitate the precise flow of both plasma gas and shield gas, as well as the circulation of coolant in liquid-cooled systems. Any deviation in the internal geometry can lead to turbulent gas flow or insufficient cooling, resulting in premature failure of the consumables or damage to the torch head itself. The 21-1023 ensures that the electrical connection to the electrode is robust and that the thermal transfer path is uninterrupted, maintaining the system's duty cycle even during prolonged cutting operations.

For maintenance and repair operations (MRO), using genuine Thermal Dynamics parts like the 21-1023 is essential for preserving the warranty and performance standards of the equipment. Aftermarket alternatives often lack the specific metallurgical properties required to withstand the galvanic and thermal stresses present in a 300A plasma arc environment. This cartridge body is designed for quick replacement, allowing operators to minimize downtime when rebuilding a torch head. It integrates seamlessly with the existing torch assembly, ensuring a leak-proof seal for gases and coolants.

Industrial fabricators rely on the consistency of their cutting equipment. The cartridge body plays a pivotal role in cut quality by ensuring concentricity. If the cartridge body is worn or damaged, the arc may wander, leading to beveled cuts, excessive dross, or irregular kerf widths. By replacing a worn body with a fresh 21-1023 unit, users can restore their system to factory-level precision, ensuring that every cut meets the required specifications for downstream welding or assembly processes.

Additional Information
Amperage:300
Brand:Thermal Dynamics
Item:Cartridge Body
Part Number:21-1023
Amperage Rating:300A
Component Type:Torch Body / Cartridge
Process:Plasma Cutting
Cooling Method:Liquid Cooled
Packaging Description:pack of 1

INCLUDED

  • 1 x Thermal Dynamics 300A Cartridge Body (21-1023)
  • Installation Instructions

APPLICATIONS

  • Heavy industrial fabrication
  • Automated gantry plasma cutting
  • Shipbuilding and marine construction
  • Structural steel processing
  • Pipe and vessel manufacturing
  • High-amperage stainless and aluminum cutting

FAQ

It aligns the internal consumables (electrode, nozzle) and manages the flow of gas, coolant, and electricity within the torch head.

This cartridge body is rated for 300 Amps, making it suitable for heavy-duty industrial plasma systems.

Yes, this is a genuine OEM replacement part manufactured by Thermal Dynamics (ESAB).

Replace it if you see pitting on the sealing surfaces, damaged threads, cracks, or if you experience persistent coolant leaks or poor cut quality despite new consumables.

Absolutely. If the body is worn, it may not cool the consumables effectively or align them correctly, leading to rapid failure of electrodes and nozzles.

Typically, the cartridge body is sold as the hard component. O-rings are often sold separately or in O-ring kits, though some packaging may vary.

No, 300A systems are almost exclusively liquid-cooled. This part is designed for liquid-cooled high-amp torches.

Aftermarket copies may not have the precise internal geometry or material quality, which can lead to overheating, arc instability, and potential damage to the main torch head.