Preformed Line Products 8006681 In-Line Closure Buried

The PLP 8006681 Black-Jack In-Line Closure Buried from Preformed Line Products is a buried splice enclosure designed to protect and organize 50 copper pairs in underground telecommunications installations. As an in-line closure, it provides a dedicated path for spliced copper conductors along a feeder or distribution run, enabling underground routing with a single, compact enclosure. With a 50-pair capacity and the Black-Jack series designation, the unit is identified by part number 8006681 for inventory and field reference and is intended to remain in the ground where maintenance access is required. Typical applications include underground copper distribution networks in utilities and telecom, where the inline closure is used to protect spliced conductors and organize 50-pair runs in buried installations.