Eaton's Type Br Loadcenters (also Known As A Breaker Box) Include A One-piece Aluminum Or Copper Bus. This Absence Of Bolted Connections Virtually Eliminates The Chance Of Hot Spots Or Faults, Ensuing A Longer Product Life. Our Main Lug Panels, Also Known As Sub-panels, Are Ideal For Garages, Home Additions, And Workshops. A Variety Of Knockouts Allows For More Wiring Configurations, While Pre Drilled Mounting Holes Provide Easy Installation Of Additional Ground Bars, If Desired. Type Br Loadcenters Have A 10-year Warranty And Accept Cutler-hammer Type Br (1 In.) Breakers.