• November 14. 2025

Driven by the demands of cross-domain disaster recovery in cloud computing, 5G backbone network transmission, and wide-area data interconnection, 40G optical modules need to balance short-distance high density with long-distance breakthroughs. ETU-LINK has expanded to include an 80km ultra-long-distance model, forming a full-distance coverage matrix ranging from 100 meters to 80 kilometers. With m...

• July 25. 2024

Recently, the sales partner encountered a thorny problem, the customer received the optical module can not be used, after much research to find the reason, the original customer purchased the optical module with a heat sink, and the existing network card slots do not match. What is the difference between the flat top of the optical  transceiver module and the top of the heat sink? In the use ...

• May 21. 2024

Recently in the background received a lot of user consultation about 400G optical module information, that 400G optical module as the current mainstream optical module type, what problems are concerned? Let's take a look at the detailed answer! 1.What is 400G QSFP-DD optical module?   A:400G optical module refers to the transmission rate of 400Gbps optical module products. At present, the mai...

• May 05. 2023

With the rapid development of the communication industry and data centers at home and abroad, the demand for optical modules has increased sharply. In addition to the original optical modules of equipment manufacturers, there are also third-party optical module manufacturers. So how should we choose optical modules? In this article, ETU-LINK will introduce to you what factors we need to consider w...

• July 14. 2020

In order to ensure the compatibility of optical modules, ETU-Link has introduced an EDS-510E Gigabit Ethernet switch, which is designed for severe mission critical applications, such as factory automation, ITS and process control. The switch is equipped with 3 Gigabit Ethernet ports and has strong flexibility to build a Gigabit redundant ring network and a Gigabit uplink. EDS-510E uses USB interfa...

• April 24. 2020

The main categories of HUAWEI optical modules are: SFP, SFP+, SFP28, QSFP+, QSFP28, etc, In this blog, ETU-Link will introduce these different packaging forms of optical modules. HUAWEI SFP optical modules SFP（SMALL FORM PLUGGABLE）, It has the advantage of miniaturization, it only has the thumb size, because it does not contain SerDes part, only provides a serial data interface, put CDR and e...

• April 17. 2020

SFP optical module is a small hot pluggable optical transceiver module, which is widely used in the communication industry. The size and power consumption of the SFP module are compressed by placing CDR and electric dispersion compensation outside the module. In the base station or man, it is usually connected with the switch and other transmission equipment by using the SFP gigabit optical module...

• October 09. 2019

Nowadays, with the prevalence of 5G, optical modules are also developing rapidly, ranging from 155m, 1.25G, 8G, 10G, 25G, 40G to 100G. The higher the speed, the higher the price of the optical module, if only applied to Gigabit ethernet, there is no need to buy a higher rate. SFP optical module is widely used in Ethernet because of its small size, low cost and high density. So what are the types o...