The GPRT-350-3P(B6) from TE Connectivity Energy is GelPort submersible secondary connectors for URD distribution (1000 V) with 3 wire ports and 14 to 350mcm MCM conductor range. The GelPort connection system represents a revolutionary product for secondary connectors. Strip the cable and push it into the gel-filled cable port. The cable is encapsulated in gel and instantly sealed. It’s that simple.