UnitekFiber Solution.
UnitekFiber Solution.

Optical Transceiver Module|40G QSFP+ Fiber Optic Transceiver LR4 1310nm 10KM Duplex LC

The 40G QSFP+ LR4 transceiver module from UnitekFiber is equipped with an LC duplex connector ports, and the fiber transceiver can achieve links up to 10 km over OS2 single-mode fiber (SMF). This 40G optical transceiver is equipped with a bidirectional 4-lane QSFP+ connector and can achieve 10Gbps data rate per lane for a total of 40Gbps bandwidth. The QSFP 40G fiber optic transceiver supports DDM (Digital Diagnostic Monitoring) function for real-time operational parameter monitoring. The 40GBASE-LR4 QSFP+ fiber modules manufactured by UnitekFiber are compliant with the QSFP+ MSA and IEEE 802.3ba 40GBASE-LR4 specifications. Idea for data centers, high-performance computing networks, enterprise core and distribution layer applications. 


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40G Fiber Transceiver, Enable Seamless Network Connectivity

40G QSFP+ transceiver modules are key components in modern network connectivity, providing fast and reliable data transmission and compatibility with a wide range of fiber types and protocols. The high bandwidth capacity and versatility of fiber optic modules make them an essential element in modern network design.


For 40G Connectivity with Direct Connect Cabling

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For 40G Structured Cabling Connections with 40G Transceiver

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Compatible with all your Switch and 100% Tested in Host Devices

Each 40GBASE QSFP+ transceiver module is quality tested to ensure compatibility in multi-brand switch environments for perfect operation. Such as Cisco, Arista, HP, HUAWEI, Juniper, TP-Link and more.

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Build Your Data Center with High Quality 40G Fiber Transceivers

40G QSFP+ transceivers are primarily used to interconnect within and across data centers. Within the data center, single-mode QSFP+ transceiver module are used to connect servers and storage devices to support massively parallel computing and high-speed data analysis. In the data center room, 40G fiber transceivers are used to support long-haul, high-speed data transmission to meet the communication needs of geographically diverse data centers.

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How can I control the internal registers of the module?

Hi Dear, you could read register information through the I2C bus.

I decide to split the 40G LR4 transceiver into 4 channels of 10G. Is FEC still supported?

RS-FEC is supported. Please ensure that FEC modes and types are consistent at both ends when interconnecting transceivers.

What type of cable is required for a direct connection with the QSFP+ LR4-40G transceiver?

The QSFP+ LR4-40G module requires a single-mode cable with duplex LC for direct connection.

How can we achieve a 100G to 40G connection?

It is recommended to use a 40G rate optical module on the switch port supporting a 100G rate to ensure compatibility.

Can I plug a 100G QSFP28 module into a QSFP+ port?

Yes, QSFP28 can be inserted into the QSFP+ port. QSFP has backward compatibility. But QSFP+ cannot be inserted into QSFP28 port.

Aviva
Jun 09, 2023

Insert transceiver modules into service and they work well. I use them in a personal environment rather than a professional one, but I will probably buy more in the near future.

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Ashley
Jun 09, 2023

Very happy with the cables, price and delivery and will probably continue to buy from UnitekFiber. I'm sure I'll be placing another small order in the next few days.

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Becky
Jun 09, 2023

The ordering process was great, with a speedy delivery. I am due to have the products installed next week and can follow up with further feedback once tested. So far I have been very impressed.

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Carina
Jun 09, 2023

Currently, I am conducting compatibility testing between the 40G transceiver module and my devices, and the UnitekFiber products seem quite impressive. They have started running, and everything is working well. There are no compatibility or performance issues, and the bandwidth and transmission speed have been tested successfully.


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Charlotte
Jun 09, 2023

This module meets my expectations and has been running reliably without any issues so far. And The logistics were fast. Highly recommended.

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