Kangshuai's 250 MCM-6 2 Conductor Panelboard Lugs are fit for multi-conductor distribution panels. They are NEMA mounting hole spacing, making certain anti-rotation connection and secure fit. They comply with UL 486A/B standards and are rated for 90°C. All hole spacings meet NEMA standard 1.750". These lugs give rugged construction, excellent conductivity, and easy installation, ensuring safe and efficient power distribution in commercial and industrial applications.