English
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. Many network maintenance engineers and procurement staff often ask: What does each pull tab color of optical module stand for? How to judge wavelength/fiber type/distance via pull ring? A...
In today's rapidly developing communications sector, electrical-to-optical transceivers, as key components for data transmission, are crucial for various network applications due to their performance and applicability. With a precise grasp of market demand and a deep understanding of chip technology, ETU-Link has meticulously crafted a series of copper SFP module transceivers designed to provide u...
In the rapidly developing field of high-speed data communication networks, optical modules play an indispensable and key role. As the connecting "bridge" between switches, routers and other devices, these small and easily replaceable modules are responsible for the conversion between electrical signals and optical signals. From connector types to external dimensions, optical modules show rich dive...
When building an efficient and stable network architecture, the 10G SFP+ optical module 120km version stands out with its unique highlights and becomes a powerful assistant in the field of long-distance communication. In response to this, ETU-Link launched the 10G SFP+ 1550nm dual-fiber optical module, which uses an LC single-mode optical fiber interface with a maximum transmission distance of up ...
In today's rapidly developing information age, data centers and network communications have an increasing demand for high-speed and stable data transmission. As a key component to meet this demand, 25G optical modules have been widely used in the market. Among them, SFP-25G-SR and SFP-25G-ESR in 25G multimode optical modules are two common types. Let's take a closer look at their differences. 1. 2...
Despite the rapid development of 100G and 400G technologies, 40G QSFP+ optical modules are still the mainstream choice for small and medium-sized data center upgrades due to their high cost-effectiveness and mature ecosystem. Faced with the two major technical routes of QSFP-40G-SR-BD (short-distance bidirectional) and QSFP-40G-LR4-S ( medium- distance single-mode), how to accurately match the nee...
In today's era of data explosion, high-speed and stable data transmission has become a demand of various industries. As an important component of 100G network, the core component 100G QSFP28 dual-fiber optical module has attracted much attention. Today, we will deeply analyze the four mainstream models of 100G QSFP28 dual-fiber optical modules: QSFP28-100G-SR4, QSFP28-100G-LR4, QSFP28-100G-ER...
This artical technical article explains Clock‑and‑Data‑Recovery (CDR) working principle, PLL internal composition, different deployment positions (module‑side vs host‑side), difference between CDR and FEC, real‑world network faults caused by CDR unlock, and industry development trends. In an era where information travels at the speed of light, optical modules, as the "bridge" of network communicat...
For inquiries about our products or pricelist, please leave your information with us and we will be in touch with in 24 hours.
13th Floor, Building 6, Honghualing Base, Nanshan Intelligent Manufacturing Base, Liuxian Avenue, Taoyuan Street, Xili, Nanshan District, Shenzhen, China
© Copyright: 2026 ETU-Link Technology CO ., LTD All Rights Reserved.
IPv6 network supported
Friendly Links:
易天官网
