The GPRT-350-4P(B6) is a 4-port GelPort connector cover from TE Connectivity, designed to seal and protect electrical splices. This model features a black bottom cover and accommodates four 350 mcm conductors, as indicated by its black cap. It is rated for 600V and is compatible with both aluminum (AL) and copper (CU) conductors. The gel-filled design provides a reliable environmental seal, making it suitable for direct burial and other demanding applications where protection from moisture and corrosion is critical.