XENPAK-10GB-LR+= - Cisco 10GBASE XENPAK

XENPAK transceiver module - 10GbE - 10GBase-LR - SC/PC single-mode - up to 10 km - 1310 nm - for P/N: 4-10GE, 4-10GE=, 8-10GBE, 8-10GBE=, 8-10GBE-RF, WS-SUP32-10GE-3B, WS-SUP32-10GE-3B-RF