• May 21. 2026

As AI large-scale models accelerate their iteration, computing power clusters are moving from "thousands of cards" to "tens of thousands of cards" and "hundreds of thousands of cards." As the "blood vessels" connecting computing power, the internal hierarchical relationships of optical communication are becoming increasingly crucial. However, optical devices, optical modules, and optical engines a...

• May 09. 2026

In popularizing optical modules, SFP and QSFP are often confused. They are actually packaging interface standards from different eras, with the core differences being size, number of channels, and data rate, which determine their application scenarios and adaptation requirements. Simply put, the packaging of an optical module is like a mobile phone charging interface, iterating and upgrading with ...

• March 13. 2026

In the field of optical communication, every minute detail is crucial to the stability and efficiency of data transmission. For optical modules, the design of the casing not only affects the overall performance of the product but also directly impacts the customer's experience in practical applications. Previously, a customer encountered a problem where the optical module got stuck in the switch c...

• August 14. 2025

At a time when network technology is changing rapidly, 10G networks are gradually becoming popular among the general public, and 10G optical modules, as key components for achieving high-speed optical fiber transmission, are of great importance. ETU-Link 10G SFP+ optical modules use the latest mainstream optical chip technology and packaging technology to achieve lower power consumption and lower ...

• August 06. 2025

In the complex network world of data centers, optical modules play a crucial role, efficiently converting electrical and optical signals to ensure stable, high-speed data transmission across fiber optic networks. The color of the small pull tab on an optical module, while seemingly insignificant, hides a wealth of crucial information. Let's uncover its mysteries with Xiaoyi . I. The Core Identific...

• May 23. 2025

In the construction of high-speed networks, 10G optical modules are core components of data centers, enterprise networks, and telecommunication networks. However, facing the numerous models on the market , such as LRM, SR, LR, ER, ZR and other optical modules , how to choose the most suitable module becomes a key issue. In this article, ETU-LINK will deeply analyze the differences between differen...

• February 20. 2025

Although data centers have developed to 400G / 800G optical modules, 10G Ethernet is still one of the main products in many schools, institutions, telecommunications transmission and enterprise computer rooms. Therefore, for 10G data transmission, 10G SFP+ optical modules and 10G XFP optical modules are still in high demand. Here, we will introduce the 10G SFP+/XFP dual-fiber long-distance transmi...

• July 22. 2023

The current branch deployment of ports has become one of the popular ways to build networks, and has driven the development of the parallel optical module market. At present, the commonly used parallel modules are 40G QSFP+ SR4 and 100G QSFP28 SR4, which can be converted into four 10G/25G links for link. This parallel optical module is conducive to multi-link applications, such as the constru...