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The Lincoln Electric G3432 (assembly part number 9SG3432) is an industrial-grade OEM liquid-to-air cooling radiator designed for high-duty-cycle engine-driven welding systems. It serves as the primary heat-rejection component for Kubota, Perkins, and Continental internal combustion engines integrated into multi-process fleet welders, providing thermal stabilization under severe ambient conditions.
Features
Fin-and-tube matrix design for turbulent air passage
High thermal mass efficiency supporting 100% duty cycle at ambient temperatures up to 104°F (40°C)
Structural harmonic dampening to prevent fatigue cracks from 1,500-1,800 RPM diesel engines
Debris-resistant 12-14 FPI spacing for shedding grinding dust, slag, and soil
Includes OEM-spec calibrated pressure-relief radiator cap
100% factory leak-tested via submersion pressure decay methods
Specifications
Core Height: 19 1/8 inches (485.8 mm)
Core Width: 19 1/4 inches (489.0 mm)
Overall Unit Height: 24 3/4 inches (628.7 mm) to 25 7/8 inches (657.2 mm)
Overall Unit Width: 20 15/16 inches (531.8 mm) to 23 1/4 inches (590.6 mm)
Core Thickness/Depth: 1 7/8 inches (47.6 mm)
Filler Neck Height: 2 3/8 inches (60.3 mm)
Filler Neck Inner Diameter: 1 5/8 inches (41.3 mm) x 3/4 inch (19.1 mm) depth
