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The ESAB 1450-1104 (WS45-3545-15) is an industrial-grade, steel-wound MIG welding gun conduit liner from the WeldSkill Series. It serves as the internal track that guides steel welding wires from the wire feeder through the gun cable assembly to the contact tip, ensuring smooth wire delivery in heavy-duty welding applications.
Features
Zinc-plated spring wire construction to prevent corrosion, oxidation, and liner binding
Crimped universal wire guide for direct installation into standard wire feeders
Rigid steel-wound profile to prevent kinking or buckling under high feeding pressure
Polished internal diameter to minimize wire shavings and micro-debris buildup
Roll-stamped part number on the brass stop for rapid shop verification
Continuous tight-coiled flexible conduit design for gun articulation
Universal compatibility with various MIG gun brands
Direct fit for Tweco No. 5, No. 6, and Eliminator 600 Series heavy-duty guns
Direct replacement for Lincoln KP45-3545-15 series liners in Magnum 500A-600A guns
Specifications
Manufacturer: ESAB / Tweco
Manufacturer Part Number (MPN): 1450-1104 (14501104)
Model Designation: WS45-3545-15
Product Series: WeldSkill
Overall Length: 15 ft (4.6 m)
Wire Size Accommodation: 0.035 in - 0.045 in (0.9 mm - 1.2 mm)
Amperage Rating: 500 A - 650 A
Liner Core Material: High-tensile carbon spring steel wire
Surface Treatment: External zinc plating
Back-End Fitting: Machined brass alloy stop
Unit Weight: 1.17 lbs - 1.32 lbs (0.53 kg - 0.60 kg)
