• 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...

• October 18. 2017

40G network is more and more popular nowadays. Know the information about 40G optical transceiver module is important for you to deploy 40G Ethernet. Question: what is the maximum transmission distance supported by 40GbE? Answer: IEEE 40GBASE-X standard is described as follows: 40GBASE-SR4 transmission distance is 100m when using OM3 multimode fiber, can up to 150m when using OM4 multimode fiber. ...

• March 07. 2018

With the rapid development of 40G Ethernet, the 40G optical mode is becoming more and more popular. Now we usually use the 40G QSFP+ optical module. This optical module can be divided into three types. Do you know what are the difference between them? Let’s learn about it! Three types of 40G QSFP+ optical modules: QSFP-40G-SR4, QSFP-40G-LR4 and 40G LR4 PSM. QSFP-40G-SR4 module: Generally used with...

• July 12. 2018

As we all know, currently the mainstream optical communication transmission rate is 40G and 100G on the market, their competition is also fierce. Today we will list some common questions in 40G networks. What are the common solutions for 40G networks? At the core of the 40G network layer, a pair of optical modules are usually connected at both ends of a multimode optical fiber such as OM3 or OM4(M...

• July 17. 2018

With the development of the networks, upgrading the 10G to 40G networks is the requirement of networks, But there is a very largest problem to build the cable system when upgrading, especially the short distance transmission of 40G. So in order to solve this problem, 40G QSFP+ SR4 BIDI modules produced by engineers... And today, we will introduce this to you , and hope it can be helpful ...

• July 19. 2018

QSFP+ have Single-mode and multimode, it means QSFP+ optical module works on different types of fiber optic, the single-mode QSFP + use with single mode fiber, and the multimode QSFP + used with multimode fiber. Then what are the differences between them? Where are they applied? What should we pay attention to when we use them? In this article, we will discuss this topic. Optical module difference...

• August 08. 2018

Today let's learn about the MPO Patch cord. Last time one of our customer bought 100G SR4 MPO 100M, compatible with Juniper QFX5110 Switch.   1.How to connect the 2 transceivers in 2 switches with a patch cord directly? It's a question for him. So I gave him a solution, like the following picture shows. ①we imagine you use Juniper QFX5110-32Q to test the modules. ②100G SR4 MPO ...

• September 21. 2018

100G has a variety of packaging forms, including CFP/CFP2/CFP4, CXP and QSFP28. Among these different 100G packaging forms, QSFP28 optical module has the advantages of high port density, low power consumption and low cost, so it has become the main packaging form of 100G network. Therefore, we will focus on four types of 100G QSFP28 optical modules today. 1.100GBASE-SR4 QSFP28 optical transce...