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QO Load Centers Main Lugs
QO Load Centers Main Lugs

Square D® QO Load Centers Main Lugs



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• Top feed
• Indoor
• Surface mount
• Maximum knockouts in the top and bottom end walls to accommodate overhead or underground feed

Manufacturer's Part Number: # 80507

Big R SKU: #631215

• Convertible mains allow fast field conversion between main breaker and main lugs to meet changing job requirements
• Exclusive shielded copper bus features electro tin plated copper bus bars sandwiched between two rugged polymer shields to insulate and secure the interior
• Indoor and outdoor versions
• QO three-phase main circuit breaker panels can be field upgraded to provide 100 kA short circuit current ratings
• Separate flush or surface mount covers
• Single, captive interior mounting screw can't be lost. Interior mounts quickly and can easily be removed during rough-in for paint or theft protection
• Split branch neutral with up to 50% more terminations than UL requirement - simplifies wiring and reduces clutter
• Straight-in mains wiring and uniform termination lugs help minimize service cable bends, cutting waste and saving installation time

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