The Lincoln Electric Magnum® PRO Contact Tip (KP2745-045T-B100) is a premium consumable designed to meet the rigorous demands of heavy industrial welding environments. Engineered for use with Magnum® PRO MIG guns, these contact tips are essential for maintaining consistent arc performance and weld quality. This specific model is optimized for .045-inch (1.2mm) welding wire and features a tapered geometry, making it an excellent choice for applications requiring precise access to tight corners or complex joints without compromising on durability.
At the heart of this contact tip's performance is Lincoln Electric's proprietary Copper Plus® technology. Unlike standard copper tips that can soften and wear quickly under high heat, Copper Plus® alloy retains its hardness and conductivity even at elevated temperatures. This superior thermal stability allows the tip to dissipate heat more effectively, preventing wire burn-back and micro-arcing inside the tip. The result is a consumable that lasts up to four times longer than conventional tips, significantly reducing the frequency of changeovers and keeping your production lines moving.
Industrial fabrication often requires high amperage to achieve deep penetration and fast travel speeds. The KP2745-045T is rated for up to 550 amps, making it robust enough for heavy structural steel, shipbuilding, and heavy equipment manufacturing. The larger mass of the Magnum® PRO design acts as a heat sink, drawing thermal energy away from the bore to maintain a stable arc. Additionally, the flattened thread profile increases the surface area contact with the gas diffuser, ensuring efficient current transfer and reducing electrical resistance that leads to overheating.
Supplied in a bulk pack of 100, the B100 variant is ideal for high-volume shops and automated welding cells where inventory management is critical. Having a reliable stock of high-quality contact tips ensures that your welders have the parts they need to maintain peak efficiency. Whether you are running semi-automatic hand-held guns or fully robotic systems, the Magnum® PRO contact tip delivers the reliability and longevity required to minimize downtime and maximize throughput.
| Additional Information |
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| Brand:Lincoln Electric |
| Packaging Description:100 Per Ea |
| Wire Diameter:0.045" (1.2 mm) |
| Amperage Rating:550A |
| Tip Geometry:Tapered |
| Material:Copper Plus Alloy |
| Compatible Series:Magnum® PRO |
| Thread Type:Coarse / Anti-Seize |
