K52223-25C - Lincoln Magnum PRO 550 Machine Torch 25ft K52223-25C

Lincoln Electric Magnum PRO 550 Mechanized MIG Gun (K52223-25C)

The Lincoln Electric Magnum PRO 550 Mechanized Gun (K52223-25C) is a high-performance air-cooled welding torch designed specifically for mechanized and hard automation applications. Engineered to withstand the rigors of continuous industrial use, this gun is rated at 550 amps at 100% duty cycle when using CO2 shielding gas, making it a powerhouse for heavy fabrication environments where water cooling is either unavailable or undesirable. The unit comes equipped with a 25-foot (7.6 meter) cable assembly that provides ample reach for large fixtures and gantry systems, ensuring flexibility in setup and operation.

Central to the performance of the K52223-25C is the integration of Lincoln's Magnum PRO consumable platform. These consumables are designed to significantly reduce downtime and operating costs. The gun utilizes Copper Plus contact tips, which feature a larger diameter and greater mass than standard tips, improving heat dissipation and electrical conductivity. This results in a more stable arc and longer tip life, which is critical in automated processes where stopping to change a tip disrupts the production cycle. The patent-pending Anti-Seize tip and diffuser thread design further prevents the fusing of parts, ensuring that maintenance is quick and hassle-free.

This specific model includes an integrated control cable, simplifying the connection to the wire feeder and welding power source. The mechanical barrel is robust and designed for secure mounting into torch holders on carriages or beams. The cable system is reinforced with heavy-duty strain relief to prevent kinking and damage at the connection points, ensuring consistent wire feeding and gas flow. With a wire diameter capacity ranging from 0.035 inches to 5/64 inches, the Magnum PRO 550 is versatile enough to handle a wide variety of solid and flux-cored welding wires.

Key Technical Specifications:

• Rated Output: 550A @ 100% Duty Cycle (CO2), 550A @ 60% Duty Cycle (Mixed Gas)


• Cooling: Air Cooled


• Cable Length: 25 ft (7.6 m)


• Wire Diameter Range: 0.035 - 5/64 in (0.9 - 2.0 mm)


• Consumable Series: Magnum PRO