REFURBISHED

Cisco QSFP-40G-LR4-S 40-Port 40GBASE-LR4 QSFP Module – Refurbished | QSFP-40G-LR4-S

In Stock — Ready to Ship
1 units available
SKU
QSFP-40G-LR4-S-REFURBISHED
MPN
QSFP-40G-LR4-S
$247
The Cisco QSFP-40G-LR4-S is a refurbished 40GBASE-LR4 transceiver module ideal for data centers. It supports 10km distance, operates at 1310nm, and has a power consumption of 3.5W.
In Stock — Ready To Ship
Device Type QSFP+ transceiver module
Form Factor Plug-in module
Color Blue
Interfaces 1 x Ethernet 40GBase-LR4 - LC single-mode x 2
Data Transfer Rate 40 Gbps
Max Transfer Distance 10 km

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Cisco · QSFP Series
QSFP-40G-LR4-S 40-Port 40GBASE-LR4 QSFP Module Refurbished
Optimised for long-range data communication in refurbished condition.
Overview
The Cisco QSFP-40G-LR4-S is a high-performance transceiver module designed for long-range 40 Gigabit Ethernet connectivity. It operates over four wavelengths (1270nm, 1290nm, 1310nm, and 1330nm) and supports distances up to 10 kilometers on single-mode fiber (SMF). This module is ideal for data center, core-routing, and high-end switching applications.
Key Features
  • Hot-swappable: Allows for easy replacement without downtime.
  • Digital Optical Monitoring (DOM): Enables real-time tracking of operational parameters.
  • Low Power Consumption: Operates at just 3.5W.
  • Long Distance Support: Capable of transmitting data up to 10km.
  • Wavelength: Operates at 1310nm for optimal performance.
  • Compatibility: Interoperable with other IEEE-compliant 40GBASE interfaces.
Specifications
General
Device TypeQSFP+ transceiver module
Form FactorPlug-in module
ColorBlue
Ports & PoE
Interfaces1 x Ethernet 40GBase-LR4 - LC single-mode x 2
Performance
Data Transfer Rate40 Gbps
Max Transfer Distance10 km
Optical Wavelength1270 nm / 1290 nm / 1311 nm / 1331 nm
Power
Power Consumption3.5 W
Physical
Dimensions13.5 x 18.4 x 72.4 mm
Weight3.53 oz
Environmental
Operating Temperature0 to 70°C (32 to 158°F)
Storage Temperature-40 to 85°C (-40 to 185°F)
Compliance
StandardsIEEE 802.3ba, ITU-T G.652, MSA SFF-8436

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Common questions about the Cisco QSFP-40G-LR4-S 40-Port 40GBASE-LR4 QSFP Module – Refurbished | QSFP-40G-LR4-S.

The QSFP-40G-LR4-S supports a maximum distance of 10 kilometers over single-mode fiber.
It operates on four wavelengths: 1270nm, 1290nm, 1310nm, and 1330nm.
Yes, the QSFP-40G-LR4-S is a hot-swappable module, allowing for easy replacement without downtime.
The power consumption of the QSFP-40G-LR4-S is 3.5 watts.
The QSFP-40G-LR4-S uses single-mode fiber (SMF) for connectivity.
It complies with IEEE 802.3ba and ITU-T G.652 standards.

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