Ferraz Shawmut 66613 (MPDB66613) Power Distribution Block – 350A, 600V (UL 1000V), 3-Pole, Tin-Plated Copper

The 66613 is part of the MPDB intermediate series. It features high-grade, tin-plated copper connectors, which are specifically required for applications using copper conductors to ensure the best possible conductivity and resistance to oxidation. The "open-style" design allows for easy wiring, though it is often paired with an optional safety cover in modern panels.