It is used for FTTX cabling for fiber distributing and fiber splitting, usually installed outdoor, corridor or indoor to connect distribution cable and FTTH drop cable.
The important component in the construction of optical cable lines, used to protect two or more butted optical cables and functioning for fusion splicing and fiber storage.
It is used at the junction of the backbone optical cable and the distribution optical cable in FTTx, supporting floor mounting, overhead and wall mounting.