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Finisar FTL4C1QL1L 40GBASE-LR4 QSFP+ 2km SMF Optical Transceiver – Used
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Finisar FTL4C1QL1L 40GBASE-LR4 QSFP+ 2km SMF Optical Transceiver – Used
Price: US $7.00

Item specifics:

  • Brand: Finisar

  • Model: FTL4C1QL1L

  • Form Factor: QSFP+

  • Data Rate: 40Gbps

  • Wavelength: 1310nm (LAN-WDM)

  • Reach: Up to 2km over SMF

  • Connector Type: Duplex LC

  • Type: 40GBASE-LR4 Optical Transceiver

  • Fiber Type: Single-Mode Fiber (SMF)

  • Condition: Used – Tested, fully functional

  • Shipping: 🚚 Same Day Shipping (orders before cut-off)

Condition description:
This is a Genuine Finisar FTL4C1QL1L 40GBASE-LR4 QSFP+ Optical Transceiver Module.
The unit has been tested and confirmed fully functional.
It may show light cosmetic wear from normal handling, but it meets all operational specifications.

Description (long form):
The Finisar FTL4C1QL1L is a high-performance, hot-pluggable QSFP+ optical transceiver designed for 40 Gigabit Ethernet (40GBASE-LR4) and data center interconnect applications.

Features:

  • Compliant with IEEE 802.3ba 40GBASE-LR4 standard

  • Supports 40 Gbps data rate (4 × 10 Gbps channels)

  • LAN-WDM 4-channel DFB laser design

  • Duplex LC optical connector

  • Transmission distance up to 2 km over single-mode fiber (SMF)

  • Digital diagnostics via I²C

  • Hot-pluggable QSFP+ form factor

✅ Fully tested and guaranteed working
✅ Ships same day (orders placed before shipping cutoff)

📦 Everything shown in the photos is included.

Package includes:

  • 1× Finisar FTL4C1QL1L 40GBASE-LR4 QSFP+ 2km SMF Optical Transceiver Module – Tested



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