21-1081 - Thermal Dynamics 21-1081 150A Electrode (5-Pack) - Stainless/Aluminum

High-Performance 150A Plasma Electrodes

The Thermal Dynamics 21-1081 is a specialized electrode designed for heavy-duty industrial plasma cutting applications requiring 150 Amps of output. Manufactured in the United States, this consumable is engineered specifically for use on Stainless Steel and Aluminum workpieces. In high-amperage plasma systems, the electrode serves as the primary emitter of the electrical arc, transferring energy to the gas to create the plasma stream. The specific metallurgy and insert design of the 21-1081 are tailored to withstand the thermal dynamics of cutting non-ferrous metals, which often require different arc characteristics than mild steel.

Industrial maintenance and fabrication environments rely on consistent consumable quality to maintain production schedules. Using genuine OEM parts like the 21-1081 ensures that the plasma torch operates within its specified parameters, protecting the torch head from damage caused by poor fitment or thermal failure. These electrodes are supplied in a package of five, allowing procurement teams to stock critical spares efficiently. The physical dimensions of the electrode (0.7 x 1.1 x 0.7 inches) are precision-machined to ensure proper gas flow and alignment within the torch assembly.

When cutting stainless steel and aluminum at 150 amps, the stability of the arc is paramount to achieving a clean cut face and minimizing dross. This electrode facilitates a stable arc attachment point, which is critical for the high energy density required to sever thick non-ferrous plates. By maintaining strict manufacturing tolerances, Thermal Dynamics ensures that each electrode in the pack performs consistently, reducing the need for constant parameter adjustments by the operator.

Technical Specifications

• Part Number: 21-1081
• Amperage Rating: 150 A
• Material Compatibility: Stainless Steel, Aluminum
• Package Quantity: 5 Electrodes
• Origin: Made in USA