UnitekFiber Solution.
UnitekFiber Solution.

Optical Transceiver Module|40G QSFP+ Fiber Optic Transceiver MMF SR4 850nm 100M MPO/MTP Connector

UnitekFiber's OSFP+ 40G SR4 transceiver module is designed for use in 40BASE Gigabit Ethernet links up to 70m on OM3 fiber patch cord, and 100m on OM4 fiber patch cord. The wavelength of OSFP+ 40G SR4 fiber transceiver module is 850nm. The optical module has 4 independent electrical input/output channels operating up to 10 Gbps per channel. This high quality of 40G SR4 transceiver modules are suitable for short-distance interconnections between data center equipment, high performance computing networks, enterprise core and distribution layer applications.


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Discover the Advantage of High-Quality 40G QSFP+ SR4 Transceiver

40G QSFP+ optical modules provide higher transmission rates to meet the extreme bandwidth requirements of data centers and high-performance computing networks. While maintaining high-speed transmission, the energy consumption of 40G transceiver module is reduced. Compared with 10G optical modules and 25G optical modules, 40G QSFP+ optical modules have a better energy efficiency ratio. And the 40G QSFP+ SR4 optical module suitable for short-distance transmission, which is the most cost-effective transceiver module option when the transmission distance within 100 meters. 

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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.

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Application of 40G QSFP+ SR4 Optical Modules

For large-scale data centers, high-density and high-bandwidth are the key requirements. The 40G QSFP+ SR4 optical modules meet the requirements of large-scale data transmission in data centers by supporting 40G transmission rate, and 100 meters transmission distance are also suitable for short-distance connection within 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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