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by Arista
Product Line: Arista QSFP-100G-DZ2-31
Product Type: Transceiver
Original price $2,328.00 - Original price $2,668.00
Original price
$2,328.00 - $2,668.00
Current price $2,668.00
Title: Surplus

Orders typically ship within 1-3 Business days, if you need an item to ship sooner please contact us.

Product Description

The QSFP-100G-DZ2-31 Arista features a duplex LC termination/connector type, designed for use with SMF (Single-Mode Fiber). It supports a data rate of 100 Gb/s and utilizes DWDM (Dense Wavelength Division Multiplexing) technology for efficient data transmission. This module is equipped with a pull tab for easy installation and removal, conforming to the QSFP form factor.

Key Feature for the QSFP-100G-DZ2-31

  • What is the data rate supported by the QSFP form factor?
    The supported data rate is 100 Gb/s.
  • Can I use the Duplex LC connector with any fiber type?
    The Duplex LC connector is designed for use with Single-Mode Fiber (SMF).
  • Is a pull tab included with this QSFP module?
    Yes, a pull tab is included to facilitate easier removal and insertion.
  • What wavelength technology does this module utilize?
    It utilizes Dense Wavelength Division Multiplexing (DWDM) technology.
  • What are the compatibility requirements for the fiber type?
    The module is compatible with Single-Mode Fiber (SMF) to ensure optimal performance.
  • How does the module's form factor benefit its use in networking hardware?
    The QSFP form factor allows for high-density installations, supporting increased bandwidth in network infrastructures.
  • Can the QSFP module support connections over long distances?
    Yes, when paired with Single-Mode Fiber (SMF), it is capable of sustaining long-distance connections efficiently.
  • What is the significance of the DWDM technology in this module?
    DWDM technology enables multiple data streams to be transmitted simultaneously on different wavelengths, significantly increasing the bandwidth.
  • Is the installation of the QSFP module with Duplex LC connectors straightforward?
    Yes, the inclusion of a pull tab and the compatibility with Duplex LC connectors simplifies the module's installation and removal processes.
  • How does the module ensure reliable data transmission at 100 Gb/s?
    Through the use of DWDM technology and compatibility with SMF, it ensures high-capacity and reliable data transmission over considerable distances.

Product Review

The Arista QSFP-100G-DZ2-31 supports a high data rate of 100 Gb/s, catering efficiently to data-intensive applications over single-mode fiber (SMF) with a duplex LC connector, ensuring compatibility with a wide range of networking equipment. The inclusion of a pull tab facilitates easier handling and installation, reducing the risk of damage during network setup or maintenance. However, the reliance on Dense Wavelength Division Multiplexing (DWDM) technology, while optimizing bandwidth and improving data transmission rates, may introduce complexity in deployment and require additional equipment for wavelength management.


The Arista QSFP-100G-DZ2-31 is a high-performance, 100 Gigabit Ethernet transceiver designed for long-distance optical communication over single-mode fiber (SMF). This transceiver module is equipped with a duplex LC connector, ensuring a secure and reliable connection to the network. Its compact QSFP form factor allows for efficient use of port space on network equipment, making it an ideal solution for data centers and high-density networking environments. With a data rate of 100 Gb/s, the Arista QSFP-100G-DZ2-31 supports high-bandwidth connections for demanding applications, including high-performance computing, enterprise core and distribution layers, and service provider transport applications. This transceiver uses Dense Wavelength Division Multiplexing (DWDM) technology, allowing for the transmission of multiple data streams simultaneously over the same optical fiber, significantly increasing the bandwidth capacity without the need to lay additional fiber. The integration of DWDM technology into the Arista QSFP-100G-DZ2-31 supports a wide range of wavelengths, making it flexible for use in various network configurations and capable of long-distance transmission without signal degradation. This feature is particularly beneficial for organizations looking to extend their network over long distances or connect multiple data centers across geographical locations. Key hardware specifications of the Arista QSFP-100G-DZ2-31 include:
  • Duplex LC termination/connector type, providing a stable and secure means of connecting to the network.
  • Compatibility with single-mode fiber (SMF), allowing for long-distance data transmission with minimal signal loss.
  • A pull tab for easy insertion and removal from network devices, minimizing the risk of damage to the transceiver or the device during installation or maintenance.
The Arista QSFP-100G-DZ2-31 is designed with reliability in mind, ensuring uninterrupted service and optimal performance in various networking environments. Its ability to operate over single-mode fiber, combined with the high data rate and DWDM technology, makes it a versatile solution for expanding network capacity, upgrading existing infrastructure, or deploying new high-speed connections. In summary, the Arista QSFP-100G-DZ2-31 is a sophisticated network transceiver that offers 100 Gb/s data transmission capabilities over single-mode fiber. It is equipped with a duplex LC connector and utilizes DWDM technology for efficient, high-capacity communication. The inclusion of a pull tab for easy handling and its compatibility with the QSFP form factor further enhance its usability and integration into existing network infrastructures. Whether for data center interconnects, enterprise networking, or service provider applications, the Arista QSFP-100G-DZ2-31 provides a reliable, high-speed connection solution.


Item Number Arista QSFP-100G-DZ2-31
Manufacturer Arista
Connectivity/End Type LC Duplex
Compatible Fiber Mode Single-Mode Fiber (SMF)
Extraction Mechanism Tab for Easy Removal
Transmission Speed 100 Gigabits per Second
Module Form Quad Small Form-factor Pluggable (QSFP)
Operating Wavelength Dense Wavelength Division Multiplexing (DWDM)

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