This Tin plated bus bar can be used to link 3 adjacent DC products together. The rating varies from 525-650 Amps depending on how this busbar is wired. Made from Tin Plated high purity copper, this bar is intended for use with the BEP Pro Installer system but it has universal applications anywhere a high amperage link bus is needed. Pro Installer link bars provide the fastest and most economical way of connecting the Pro Installer line of products to save space and allow for the most compact installations. The common interconnection height of Pro Installer components allow link bars to quickly and easily convert a group of different products into a functional cluster. Links can be doubled to accommodate higher loads. Tin-plated high purity copper for maximum conductivity and corrosion resistance 650 Ampere continuous rating between two adjacent positions 525 Ampere continuous rating across all positions Bars can be doubled up to increase rating This link bar is intended to be used with 3/8" studs Hole spacing is 2" Overall dimensions 4.9" x 1"