home products Optical Transceivers QSFP+ 40GBASE-LR4 10km Gen2 Lite QSFP+ Transceiver
40GBASE-LR4 10km Gen2 Lite QSFP+ Transceiver
Coherent | Finisar

40GBASE-LR4 10km Gen2 Lite QSFP+ Transceiver

Manufacturer: Coherent | Finisar

Datasheet: FTL4C1QE2L

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Delivers to Europe.

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Product Detail

The FTL4C1QE2L QSFP+ transceiver modules are engineered for utilization in 40 Gigabit Ethernet connections over single mode fiber. These modules adhere to the standards of the QSFP+ MSA and IEEE 802.3ba 40GBASE-LR4. They also feature digital diagnostic functions accessible through an I2C interface, in accordance with the specifications of the QSFP+ MSA.

40GBASE-LR4 10km Gen2 Lite QSFP+ Transceiver
Coherent | Finisar

Features & Benefit

  • Supports 41.2 Gb/s aggregate bit rates
  • Built-in digital diagnostic functions, including Tx/Rx power monitoring
  • Power dissipation
  • RoHS compliant
  • Lite case temperature range 15°C to 60°C
  • Single 3.3V power supply
  • Maximum link length of 10km on Single Mode Fiber (SMF)
  • Uncooled 4x10Gb/s CWDM transmitter
  • XLPPI electrical interface
  • Duplex LC receptacles

Technical Specifications

Data Rate (max)41.2 Gb/s
Distance10 km
Form FactorQSFP+
High End Case Temperature (°C)60
Low End Case Temperature (°C)15
Protocol40G Ethernet Compliant
Transmitter4x DFB Laser
Voltage Supply3.3
Wavelength1310nm Band


Coherent | Finisar

Finisar is now Coherent. Finisar is a global technology leader in optical communications. Their world-class products enable high-speed voice, video and data communications for networking, storage, wireless, and cable TV applications. For 30 years, Finisar have created critical breakthroughs in optics technology and supplied system manufacturers with the production volumes needed to meet the exploding demand for network bandwidth.

Learn about Coherent | Finisar

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