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QSFP-40G-ER4 Cisco LC Single-Mode QSFP+ Transceiver Factory New

Availability: In Stock
Part Number#: QSFP-40G-ER4
List Price was: $13134.62
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Short Description:
QSFP-40G-ER4 40GBPS Single-mode Fiber 40km 1310nm Duplex LC Connector QSFP+ Transceiver Module | Made by Cisco | New Factory Sealed | New Factory Sealed
Product Condition:
New Retail Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days

Maximize Your Data Transfer Speed

The QSFP-40G-ER4 Cisco 40 GBPS LC Single-Mode QSFP+ Transceiver is designed to provide high-speed data transfer for data centers and other high-bandwidth networks. It has a maximum data transfer rate of 40 Gbps, which makes it suitable for use in demanding applications.

To maximize the data transfer speed of the QSFP-40G-ER4, it is important to ensure that the transceiver is installed correctly and that the network infrastructure supports the high-speed data transfer.

Here are some steps to maximize the data transfer speed of the QSFP-40G-ER4:

  • Check the compatibility: Before installation, make sure that the QSFP-40G-ER4 is compatible with the network equipment it will be connected to. This will ensure that the transceiver will be able to achieve its maximum data transfer rate.
  • Ensure proper cabling: The QSFP-40G-ER4 uses LC single-mode fiber optic cabling, which should be of high quality and installed correctly to ensure maximum data transfer speed.
  • Update firmware: Make sure that the network equipment is using the latest firmware, which will help optimize the performance of the QSFP-40G-ER4.
  • Monitor network performance: Regularly monitor the network performance to ensure that the QSFP-40G-ER4 is operating at its maximum data transfer rate.

By following these steps, you can maximize the data transfer speed of the QSFP-40G-ER4 Cisco 40 GBPS LC Single-Mode QSFP+ Transceiver and ensure that your network is operating at its maximum potential.

The Ideal Solution for High-Performance Data Centers

The QSFP-40G-ER4 Cisco LC Single-Mode QSFP+ Transceiver is an ideal solution for high-performance data centers that require fast and reliable data transfer. This transceiver supports 40 Gigabit Ethernet (40G) and operates over single-mode fiber, which provides long-distance connectivity up to 40 km. It uses four optical lanes that are multiplexed into a single fiber, providing a cost-effective solution for high-speed data transfer.

This transceiver is designed to meet the high performance requirements of data centers and enterprise networks, delivering high-speed and reliable data transfer. It features a compact form factor, making it easy to install in a variety of network configurations. The QSFP-40G-ER4 is compatible with Cisco switches and routers, providing a seamless integration into existing network infrastructures.

The transceiver has a low power consumption, making it ideal for energy-efficient data centers. It also supports digital optical monitoring (DOM), which provides real-time status information for monitoring and troubleshooting purposes. This helps to minimize downtime and improve overall network performance.

Driving Next-Generation Network Performance

The QSFP-40G-ER4 Cisco LC Single-Mode QSFP+ Transceiver is designed to drive the next-generation network performance by offering high-speed data transmission over long distances. This transceiver provides 40 Gbps data rate and supports single-mode fiber optics, making it ideal for data centers, service provider networks, and high-speed storage area networks.

This transceiver has a range of 40 km, which is sufficient for long-haul network transmission, making it possible to connect remote data centers and campuses. It supports digital optical monitoring (DOM) functionality, allowing network administrators to monitor optical transceiver performance in real-time, reducing downtime and maximizing network uptime.

The QSFP-40G-ER4 transceiver also supports flexible circuit technology, which allows it to adapt to changing network requirements, ensuring that it can handle increasing data demand. This transceiver is fully compliant with the QSFP+ MSA and IEEE 802.3ba standard, ensuring compatibility with different networking equipment.

Moreover, this transceiver has a compact form factor, making it ideal for high-density network applications. It is also easy to install and manage, reducing network complexity and maintenance costs.

General Information

  • Manufacturer: Cisco Systems, Inc
  • Product Name: 40GBASE-ER4 Module for SMF with OTU-3 data-rate Support
  • Product Type: QSFP+
  • SKU: QSFP-40G-ER4

Technical Information

  • Application/Usage: Optical Network
  • Application/Usage: Data Networking


  • Interfaces/Ports Details: 1 x LC 40GBase-ER4 Network


  • Media Type Supported: Optical Fiber
  • Fiber Mode Supported: Single-mode
  • Ethernet Technology: 40 Gigabit Ethernet
  • Network Technology: 40GBase-ER4
  • Maximum Data: Transfer Rate 40


  • Green Compliant: Yes
  • Green Compliance Certificate/Authority: RoHS

Dimensions & Weight

  • Width0.7 Inch
  • Depth2.9 Inch
  • Height0.5 Inch
  • Weight 3.53 oz
Product Condition:
New Retail Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days

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