Product Detail
"This is the replacement part for: FTL4C1QE1C. Finisar's FTL4C1QE2C QSFP+ transceiver modules are designed for use in 40 Gigabit Ethernet links over single mode fiber. They are compliant with the QSFP+ MSA and IEEE 802.3ba 40GBASE-LR4. Digital diagnostics functions are available via an I2C interface, as specified by the QSFP+ MSA. The optical transceiver is compliant per the RoHS Directive 2011/65/EU. See Finisar Application Note AN-2038 for more details."
40GBASE-LR4 10km Gen2 QSFP+ Transceiver
https://www.epsglobal.com/Media-Library/EPSGlobal/Products/files/finisar/transceivers/FTL4C1QE2C.jpg?ext=.jpg&maxsidesize=400
XCVR, QSFP, 10km 40GBASE-LR4, 4x10G CWDM DFB, PIN, Limiting, XLPPI electrical interface, LC, ROHS, 3.3V, 3.5W, 0/70°C operation, Gen2
FTL4C1QE2C
New
FTL4C1QE2C
Finisar
https://www.epsglobal.com/manufacturers/finisar
https://www.epsglobal.com/getmetafile/38c38d6f-96fa-4ba8-9fe1-f446f11e2e1a