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The Miller 040201 MO-12 Tongs are a specialized accessory designed for the Miller line of portable resistance spot welders. Engineered to provide an extended reach of 12 inches (305 mm), these tongs are essential for industrial applications requiring deep access into sheet metal assemblies, ventilation ducting, and complex metal enclosures. They are manufactured from a high-grade copper alloy, selected specifically for its superior electrical conductivity and thermal properties, ensuring that the high amperage required for resistance welding is transmitted efficiently to the weld tips with minimal voltage drop.
These tongs are sold as a pair, replacing the standard arms on models such as the MSW-41 and LMSW-52. The structural integrity of the arms is critical; they must withstand the significant mechanical leverage applied during the clamping phase of the weld cycle without deflecting, which would cause misalignment of the electrode tips. The Miller 040201 tongs are built to maintain this rigidity, ensuring consistent weld nuggets and reliable performance. They are air-cooled, relying on the thermal mass of the copper and ambient airflow to dissipate heat generated during the weld cycle, making them suitable for the rated duty cycles of Miller's portable units.
Installation is straightforward, utilizing the standard locking mechanism found on the face of the spot welder units. This allows operators to quickly swap between standard 6-inch arms and these 12-inch extensions depending on the job requirements. By utilizing genuine Miller components, users ensure compatibility with the machine's output characteristics and mechanical fitment, preserving the safety and longevity of the welding equipment.
Key Technical Specifications:
| Additional Information |
|---|
| Packaging Description:1 Per Ea |
| Product Type:Spot Welder Tongs |
| Length :12 in |
| Compatible Models:LMSW-52, LMSW-52T, MSW-41, MSW-41T |
| Material:Copper Alloy |
| Cooling Method:Air Cooled |
| Application:Resistance Welding, Sheet Metal Fabrication |
| ----- new values below ---- |
| Compatible Models:MSW-41, LMSW-52, MSW-41T, LMSW-52T |
| Material:Copper Alloy |
| Cooling Method:Air Cooled |
| Application:Resistance Welding, Sheet Metal Fabrication |
| Brand:Miller Electric |
| Product Type:Spot Welder Tongs |
| Length:12 in |
| Sold As:Pair |
