Lincoln K3269-1 Magnum PRO 100SG Spool Gun, 4-Pin, 10ft, Soft Aluminum Wire

Lincoln K3269-1 Magnum PRO 100SG Spool Gun, 4-Pin, 10 ft, Aluminum Wire

The Lincoln K3269-1 Magnum PRO 100SG Spool Gun is a lightweight, reliable, and cost-effective way to weld soft aluminum wire with precision. Designed for occasional and experienced welders alike, it attaches easily to Lincoln Electric compact wire feeder welders, providing professional wire-feeding performance without the need for expensive adapters. At just 3.5 lbs (1.6 kg), it reduces operator fatigue and makes extended welding sessions more comfortable.

Optimized for all aluminum alloys, this spool gun feeds recommended wire diameters using the same drive roll and liner assembly, saving time and simplifying setup. With a 10 ft (3 m) cable and a quick 4-pin connector, it offers both reach and fast connection to the power source. Its ergonomic grip, balanced design, and smooth trigger action give welders excellent control, resulting in stable, high-quality welds on aluminum projects.

Built with Lincoln’s Magnum PRO expendables, the 100SG spool gun is engineered for durability, heat dissipation, and longer consumable life. Whether tackling quick repairs, light fabrication jobs, or ongoing maintenance work, this tool ensures clean aluminum welds and consistent results in a compact, affordable package.

Lincoln Magnum PRO 100SG Spool Gun, 4-Pin, 10ft At a Glance

• Premium Magnum® PRO Expendables: Includes copper plus contact tips and long-life diffusers with Anti-Seize™ threads for extended performance.
• Lightweight Design: Weighs only 3.5 lbs (1.6 kg), reducing fatigue during long weld sessions.
• Compatible with All Aluminum Alloys: Feeds recommended wire diameters with the same drive roll and liner assembly.
• Ergonomic Grip & Balanced Build: Provides comfort and control for precise aluminum welding.
• Full-Travel Trigger: Delivers smooth mechanical action and excellent feedback, even with gloves on.
• 10 ft (3 m) Gun Cable: Offers flexibility and a quick 4-pin connection for fast setup.
• Cost-Effective Setup: Adds aluminum welding capability without expensive gun modules or adapters.
• Protective Carrying Case: Keeps the gun secure and safe during transport or storage.

Markets

• Light Fabrication: Perfect for small-scale aluminum projects, delivering consistent welds without the need for bulky, heavy-duty equipment.
• Maintenance & Repair: Provides the accuracy and control needed to restore aluminum components on machinery, tools, and equipment.
• Automotive Repair & Customization: Ideal for welding aluminum body panels, frames, and custom parts in automotive shops.
• Marine & Boat Building: Reliable for aluminum boat hull repairs, marine equipment, and other corrosion-resistant applications.
• HVAC & Ducting Work: Supports lightweight aluminum welding for air handling systems and duct fabrication.
• Trailer & Recreational Equipment Repair: Keeps aluminum trailers, RV frames, and other recreational equipment in service with strong, clean welds.
• Hobbyist & Home Welding: Accessible and affordable for DIY users looking to add aluminum capability to their compact Lincoln welder.

The Magnum PRO 100SG is the go-to spool gun for shops and individuals who need dependable aluminum welding without the complexity of heavy-duty equipment. For light fabrication, it gives you professional results with smooth feeding and excellent arc stability, even on delicate aluminum assemblies. In repair and maintenance, it makes tackling aluminum parts or components simple, letting you weld with precision and get equipment back in service quickly. And when time is short, the 100SG is ready for quick projects with minimal setup, providing the performance of a professional spool gun in a portable and affordable package.

Lincoln K3269-1 Magnum PRO 100SG Spool Gun, 4-Pin, 10ft (3m) Features

• Premium Magnum® PRO Expendables – Copper Plus – contact tips and long-life diffusers with Anti-Seize™ threads.
• Lightweight – at only 3.5 lbs. (1.6 kg).
• For all aluminum alloys – Recommended wire diameters can be fed with the same drive roll and liner assembly.
• Ergonomic grip – and balanced design.
• Full travel mechanical trigger – Excellent feedback even through a welding glove.
• 10 ft. (3.0 m) gun cable – Gun connector offers fast connections to the welding machine.
• No expensive gun or bulky adapter module
• Sturdy carrying case – Protects the gun during transport and storage
• Premium Magnum® PRO expendable gun parts improve heat dissipation and extend life

Lincoln K3269-1 Magnum PRO 100SG Spool Gun, 4-Pin, 10ft (3m) Applications

• Light Fabrication
• Quick Projects
• Maintenance & Repair

Lincoln K3269-1 Magnum PRO 100SG Spool Gun, 4-Pin, 10ft (3m) Includes

• Magnum PRO 100SG K3269-1 Spool gun with 10 ft. (3.0 m) cable
• Spool of 0.035 in. (0.9 mm) 4043 aluminum alloy wire
• 0.030-0.035 in. (0.8-0.9 mm) drive roll
• Contact tips (Qty. 3) KP2744-035T
• Sturdy carrying case

Lincoln K3269-1 Magnum PRO 100SG Spool Gun, 4-Pin, 10ft (3m) Specifications

• Process: MIG (GMAW)
• Gun Length: 10 ft (3 m)
• Rated Amperage (CO2): 130A
• Duty Cycle: 30% @ 130A
• Weight: 3.5 lbs (1.6 kg)
• Dimensions: 15.75 x 10.5 x 4.25 in (400 x 267 x 108 mm)

Lincoln K3269-1 Magnum PRO 100SG Spool Gun, 4-Pin, 10ft (3m) Compatibility

• 4-Pin Models: Power MIG® 216, Power MIG® 210 MP, Power MIG® 140C, Power MIG® 180C, Power MIG® 180 Dual, SP-140T, SP-180T
• 8-Pin Models: Power MIG® 140MP, MIG-Pak® 140

Lincoln K3269-1 Magnum PRO 100SG Spool Gun, 4-Pin, 10ft (3m) Common Parts

• KP2744-030T 0.030 (0.8) Contact Tip, 10 pack
• KP2744-035T  0.035 (0.9) Contact Tip, 10 pack
• KP3076-1 Gas Diffuser
• KP3075-1-50F Gas Cone Assembly
• KP3325-1 Gun Tube Assembly
• KP2529-2 Drive Roll Assembly
• KP2632-1 Liner Assembly

Lincoln K3269-1 Magnum PRO 100SG Spool Gun, 4-Pin, 10ft (3m) Warranty

• Lincoln Electrics 90 Day Warranty

Why Welders Like the Lincoln Magnum PRO 100SG Spool Gun, 4-Pin, 10ft

The Lincoln K3269-1 Magnum PRO 100SG Spool Gun offers welders an affordable, reliable, and easy way to handle aluminum welding. Its lightweight build, ergonomic design, and premium Magnum PRO expendables give you comfort and control, while its compatibility with Lincoln’s compact wire feeders ensures easy setup. Whether for light fabrication, repair, or quick projects, this spool gun provides the consistent aluminum performance professionals and hobbyists alike can depend on.