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Cisco QSFP-40G-LR4 Optical Transceiver Module (SMF, 1310nm, 10km, LC, DOM)

SKU:

QSFP-40G-LR4

Weight: 5.00 lbs
Condition: Refurbished
  • 40 Gigabit Ethernet optical transceiver module
  • Single-mode fiber with 1310nm wavelength
  • Supports transmission distances up to 10 kilometers
  • Uses LC connectors and includes digital optical monitoring (DOM)
In stock

$154.00
Product Overview

The Cisco QSFP-40G-LR4 optical transceiver module supports 40 Gigabit Ethernet links over single-mode fiber, transmitting data up to 10 kilometers using a 1310nm wavelength. It's designed to fit QSFP+ ports and uses LC connectors, making it suitable for longer distance connections in enterprise and data center networks. The module also includes digital optical monitoring to assist with network management and operational visibility.

General Information
Brand Cisco
Part Number QSFP-40G-LR4
Technical Information
Form Factor QSFP+
Media SMF
Type DFB CWDM
Power Consumption ≤3.5W
Protocols OTN OTU3, 40G Ethernet, Fiber Channel, SATA/SAS3, MSA Compliant
Connector LC Duplex
DOM Support Yes
Physical Characteristics
Weight 5.00
Condition Refurbished


Product Description

This Cisco QSFP-40G-LR4 is designed to enable high-speed 40 Gigabit Ethernet connections over long distances. Built for single-mode fiber networks, it's a common choice for data centers and enterprise environments needing reliable, high-bandwidth links.

Often found in aggregation layers or backbone networks, the module supports 10 km transmission, making it ideal for campus or metro area networks. Network engineers and IT professionals frequently deploy this transceiver to extend connectivity without compromising performance.

Key Features

  • Delivers consistent 40G data rates over single-mode fiber
  • Uses 1310nm wavelength for optimal long-distance transmission
  • Incorporates LC duplex connectors for standardized interfacing
  • Equipped with digital optical monitoring to track module status
  • Compatible with Cisco QSFP+ ports for straightforward integration

This transceiver is typically installed in switches or routers where long-reach, high-speed connectivity is essential. Its support for DOM helps maintain network uptime by providing real-time diagnostics. Many organizations rely on this module for efficient data transport across large-scale network infrastructures.


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Cisco QSFP-40G-LR4 Optical Transceiver Module (SMF, 1310nm, 10km, LC, DOM)
Cisco QSFP-40G-LR4 Optical Transceiver Module (SMF, 1310nm, 10km, LC, DOM)
$154.00