Phoenix Contact 1386390 The photovoltaic connector is a spring-cage type socket/pin connection that features a black color and one position, allowing for a conductor cross-section between 2.5 to 6 mm2, with a rated voltage of 1100 V DC and a maximum current capacity of 20 A. The set includes two items, one being the 1386381 and the other the 1386384, and is designed to connect cables with diameters ranging from 5.5 to 8 mm.