Cisco 40GBASE-LR4 QSFP+ LC single-mode - up to 6.2 miles Module for SMF - QSFP-40G-LR4-S= Now: $4,501.62 View Product
Cisco - QSFP+ Transceiver Module - 100 Gigabit Ethernet - 100GBase-LR4 - LC Single-mode - Up To 6.2 Miles - 1295 Nm / 1300 Nm / 1304 Nm / 13… Now: $12,519.33 View Product
Tripp Lite Cisco-Compatible QSFP-40G-LR4 QSFP+ Transceiver - 40GBase-LR4, Singlemode LC, 1270-1330 Nm, 10 Km - QSFP+ Transceiver Module - 40… Now: $1,243.93 View Product
Cisco - QSFP+ Transceiver Module - 100 Gigabit Ethernet - 100GBase-LR4 - LC Single-mode - Up To 6.2 Miles - 1295 Nm / 1300 Nm / 1304 Nm / 13… Now: $15,286.73 View Product
D-Link - QSFP28 Transceiver Module - 100 Gigabit Ethernet - 100GBase-LR4 - LC Single-mode - Up To 6.2 Miles - 1295.56 Nm / 1300.05 Nm / 1304… Now: $1,682.90 View Product