The LINCOLN NA-4 Sub Arc Control Box is a versatile controller designed for submerged arc welding applications. It is suitable for industrial users requiring precise control over wire feed speeds and wire sizes in automated or manual welding setups.

This compact and flexible unit integrates easily into simple fixtures or complex automated production lines, offering rugged construction to reduce downtime and maintenance costs. It supports flux-cored and submerged arc welding processes, accommodating solid wire sizes ranging from 1/16 inch to 7/32 inch (0.8 to 5.6 mm). The wire speed range varies depending on arc voltage used, providing adaptability for different welding conditions.

• Dimensions: 11.0 in (H) x 13.5 in (W) x 9.7 in (D) (279 mm x 343 mm x 246 mm)
• Net Weight: 40.00 lbs (18.14 kg)

This control box is engineered to optimize submerged arc welding performance, making it a reliable choice for industrial fabrication and manufacturing environments.