The RUGGEDCOM RS416NC is an industrially hardened serial device server with an integrated, fully managed, Ethernet switch, designed to operate reliably in electrically harsh and climatically demanding environments. 56-bit Encryption; up to 16 serial ports & up to 4 Ethernet ports, Copper or Fiber options; Supports IEEE 1588 v2; Non-blocking, store and forward switching HI = 87-264 VAC or 88-300 VDC XX = no power supply DP = DIN and Panel Mount Kit T = Ethernet on front; LED panel on top; power connector on rear XX = Manufacturing modification: none 3R = 4x RS232/RS422/RS485 via RJ45 3R = 4x RS232/RS422/RS485 XX = none XX = none TX01 = 2x 10/100Tx RJ45 XXXX = none