Cisco QSFP-100G-LR4-S — 100G QSFP28 LR4 Transceiver Module

Product Name: Cisco QSFP-100G-LR4-S

• Description: 100 Gigabit Ethernet QSFP28 long-reach transceiver module designed for single-mode fiber applications. Supports 100GBASE-LR4 standard with 4-lane LAN-WDM optics, enabling high-speed 100GbE connectivity up to 10 km over duplex LC single-mode fiber. Compact QSFP28 form factor offers significant space and power savings compared to CFP modules.

• Manufacturer: Cisco Systems

• Part Number: QSFP-100G-LR4-S

• Compatibility: Cisco networking platforms with QSFP28/QSFP100 slots (verify specific platform compatibility)

• Typical Applications: 100G Ethernet, Data Center Interconnect (DCI), Metro networks, Service Provider backhaul, Enterprise backbone links, Cloud infrastructure, High-density 100GbE dir="ltr" style="list-style-type: disc; font-size: 12pt; font-family: Arial, sans-serif; font-variant: normal; vertical-align: baseline; white-space: pre;" aria-level="1">

  Form Factor: QSFP28 (Quad Small Form-factor Pluggable 28)

• Data Rate: 100 Gbps

• Standard Compliance: IEEE 802.3ba 100GBASE-LR4, SFF-8665, SFF-8679

• Wavelength: 4-lane LAN-WDM — 1295.56 nm, 1300.05 nm, 1304.58 nm, 1309.14 nm

• Fiber Type: Single-Mode Fiber (SMF)

• Reach / Distance: Up to 10 km

• Connector: Duplex LC

• Media Interface: 4x 25 Gbps lanes (LAN-WDM)

• Transmitter Type: DFB (Distributed response) Laser

• Receiver Type: PIN Photodiode

• Power Consumption: ~3.5W typical

• Operating Temperature: 0°C to 70°C (Commercial)

• Storage Temperature: -40°C to 85°C

• Digital Diagnostics Monitoring (DDM): Yes (CMIS compliant)

• Hot-Pluggable: Yes

• DOM Support: Yes — real-time monitoring of TX/RX power, temperature, voltage, bias current

Returns are accepted within 30 days of receipt.

• Items must be returned in their original condition and packaging.

• Buyers are responsible for return shipping.

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• Orders are processed within 1-2 business days after cleared payment..

• Estimated delivery times vary by location and shipping method.

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• Payment is required within 3 days of purchase.

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