For single-mode fiber: 8.3/125um For multi-mode fiber: 50/125um and 62.5/125um Simplex or duplex optional RJ45 push-pull style housing and latching Cable versions: Tight buffered fiber (outside dia.: 900um) Cable (outside dia.: 1.6mm, 2.0mm) Duplex cable (outside dia.: 2 x 1.6mm, 2 x 2.0mm) Suitable for high-speed and large cable cores Meets IEC 61754-20 standard