The PowerPact R-frame and ComPact NS1600b-3200 circuit breakers come standard with mechanical lugs at both ends of the ready-to-install circuit breakers. The I-Line circuit breakers with M-frame and P-frame have mechanical lugs only on the O/OFF side as standard. These lugs are suitable for use with copper or aluminum wire. For special applications, rear connectors, crimp lugs, and distribution lugs are available. These lugs are certified to UL, IEC, and CSA standards. The PowerPact advantage offers proven performance, industry-leading circuit breaker innovation, and protection for commercial and industrial high-performance applications. Smart, integrated measurement options provide a cost-effective solution for reducing energy consumption, optimizing energy costs, and improving energy availability in your facilities. Flexible: A comprehensive range of thermal-magnetic and electronically tripped circuit breakers from 15-3000A, with ratings, configurations, and operating mechanisms suitable for your applications. Simple: Common catalog numbers, standardized ratings, and a wide range of field-installable accessories make product selection, installation, and maintenance easier than ever. Common design features, mounting holes, door covers, and handle accessories.