ProLabs 3HE11241AA-PLV 40GBASE Fiber Optic Transceiver

(Lot of 4) Cisco QSFP Modules 40GBase Hot Swappable QSFP-40G-SR-BD

Cisco QSFP-100G-SR4-S 100GBASE-SR4 QSFP28, 850nm, 100m, MTP/MPO, MMF

Finisar FTL4C1QL1L 40GBASE-LR4 QSFP+ 2km SMF Optical Transceiver – Used

Cisco QSFP-40G-SR-BD w/ HOLOGRAM - 40GB Transceiver Module 10-2945-02

CISCO GLC-TE 1000BASE-T SFP Copper Transceiver Module GLC TE SFP to RJ-45

Dell Mellanox QSFP 40GBase-SR4 Multi-Mode Fibre 850nm Optical Transceiver 02MJ5F

Arista, QSFP-40G-SR4, Arista QSFP-40G-SR4 Compatible 40GBASE-SR4 QSFP+ 850