HPE J4858D Aruba Switches Transceivers Aruba 1G SFP LC SX 500m MMF XCVR Product name (SKU) DOM - Digital Optical Monitoring (4x4 part #) Central wl (nm) Fiber mode Fiber diameter (m) Modal bandwidth (MHz*km) Transmission distance Aruba 1G SFP LC SX 500m MMF XCVR (J4858D) Yes (1990-4395 1990-4415) 850 MMF 50/125 500 (OM2) 400 550 m (1804.46 ft) 500 m (1640.42 ft) 62.5/125 200 (OM1) 160 275 m (902.23 ft) 220 m (721.78 ft)