Phoenix Contact Modular Terminal Blocks The following list of Modular Terminal Blocks is sold and factory shipped only in pre-assembled strips of 10. These strips can be broken apart or extended to any strip length needed. An End Terminal Block is required to complete each strip of Modular Terminal Blocks. The End Terminal Block is covered on both sides. See table below for the appropriate End Terminal Block. Modular Terminal Blocks End Terminal Blocks 651-1791826 651-1791868 651-1791813 651-1791855 651-1889259 651-1889262 651-1706701 651-1706727 651-1706714 651-1706730 651-1704402 651-1704567 5-0102-14