• August 07. 2017

Someone always says, we are using the original optical transceivers, we don't need compatible modules. However, most of people says, we are using compatible modules. Do you know why? Do you know what advantages of compatible modules compared with original modules? Let’s show you today! ※ Competitive price: 60%-90% costs can be saved, even more. ※ Compatibility: Work on switch like the original mod...

• June 26. 2017

The optical module as a light components for the modern data center, the market demand is becoming more and more big, the classification of the optical module, according to the rate can be divided into 10G, 40G and 100G; according to the model is divided into single-mode and multimode; in accordance with the conditions of use for hot plug and plug is not a cold, the most common is the classificati...

• June 23. 2017

Recently, many customers asked about the CWDM Modules infomation. In order to know more better about the parameters of the CWDM, and show the professional knowledge when having business , we share the information with you today. Waht is CWDM SFP? CWDM SFP is a kind of optical transceiver combined with CWDM technology. It is an economical and high efficient network connection solution, widely used ...

• June 13. 2017

According to the global optical market, the CWDM modules are more and more widely used in some network project, so what are CWDM modules? Where is it applied on?... 1. What is CWDM? CWDM modules is a optical transceiver which combine the CWDM technology ( Coarse Wavelength Division Multiplexer ) and can connect the different wavelength of optical signals via a op...

• June 13. 2017

The optical module in the communication operations are increasingly receiving attention, SFP optical module is the module in the waiting for a, below we summarize the related knowledge of SFP optical modules from several aspects, expect to bring us must help you. Overview of a.SFP optical module 1. definitions The package to SFP optical module is a hot pluggable small package, now the highest rate...

• June 13. 2017

The 40G optical transceivers are widely used in the market, especially 40G QSFP+ SR4 and 40G QSFP+ LR4 modules. What are their differences? Today we will tell you the answer. The differences between 40G QSFP+ SR4 and 40G QSFP+ LR4module: ※ Application 40G QSFP+ SR4 modules use in data center for multimode optical fibers. 40G QSFP+ LR4 modules use in data center for single mode optical fibers. ※ Tr...

• June 13. 2017

With the development of optical fiber communication industry, more and more customers begin to pay attention to the stability and reliability of optical transceivers. At present, the optical module are intermingled on the market. In order to make big profits, many manufacturers sell second-hand optical modules, brought great harm and hidden danger to the market. ETU-Link has the responsibility to ...

• May 17. 2017

When customer inquiry to us for Gigabit interface module, we usually think that is SFP module, but we have neglected another Gigabit interface module——GBIC. Why would GBIC be gradually replaced by SFP? What are their associations and differences? Let’s learn about it! What is GBIC? GBIC stands for Giga Bitrate Interface Converter, was quite popular in 1990s. The design can be used for hot plug , S...

• May 22. 2017

Whether online or offline sales, there will be customer complaints. ETU-Link think highly of customer complaints. As long as there is a customer complaint, we will work hard to solve, only to solve the customer, the customer has a reason to give us order. Do you think so? What customer complaints we will meet? Today we will make a summary. 1. No lights when plugging into the switches a. Modules ca...

• April 06. 2017

Quality is very important for all products, such as optical Transceiver, only maintain the good quality, the products can be got the trust from the customer , is it right ? To control the quality of the product,we will conduct some testing, including Material testing, Product parameter testing, Distance testing, Switch testing and Aging testing. 1. Material testing Testing the material, ...