40G QSFP+ QSFP-40G-SR4 40GBASE-SR4 QSFP+ 850nm 150m MTP/MPO Module, Cisco Compatible. QSFP-40G-LR4 40GBASE-LR4 and OTU3 QSFP+ 1310nm 10km LC Module, Cisco Compatible. QSFP-4X10G-LR-S 40GBASE-PLR4 QSFP+ 1310nm 10km MTP/MPO Module, Cisco Compatible. WSP-Q40GLR4L 40GBASE-LR4L QSFP+ 1310nm 2km LC Module, Cisco Compatible. QSFP-40G-CSR4 40GBASE-CSR4 QSFP+ 850nm 400m MTP/MPO Module, Cisco Compatible. QSFP-40G-SR-BD 40GBASE-SR Bi-Directional Duplex LC Module, Cisco Compatible. QSFP-40G-ER4 40GBASE-ER4 and OTU3 QSFP+ 1310nm 40km LC Module, Cisco Compatible. 40G QSFP+ to QSFP+ AOC 40G QSFP+ Active Optical Cable, Cisco Compatible. 40G QSFP+ to 4x SFP+ AOC 40G QSFP+ to 4x10G SFP+ Active Optical Cable, Cisco Compatible. 40G QSFP+ to 8x LC AOC 40G QSFP+ to 4 Duplex LC Active Optical Cable, Cisco Compatible. 40G QSFP+ to QSFP+ DAC 40G QSFP+ Passive Direct Attach Cable, Cisco Compatible. 40G QSFP+ to 4xSFP+ DAC 40G QSFP+ to 4x10G SFP+ Passive Direct Attach Cable, Cisco Compatible.