UnitekFiber Solution.
UnitekFiber Solution.

200G Optical Transceiver

Fiber Optic

The High-Speed Capabilities of 200G Optical Transceivers

The 200G optical transceiver is a key component in modern networking infrastructure, enabling the seamless transmission of large volumes of data at incredibly fast speeds. 200G optical transceiver is typically used in conjunction with high-speed switches and routers to establish high-capacity connections between network devices.

One of the primary advantages of the 200G optical transceiver is its ability to support higher bandwidth requirements while minimizing power consumption and physical space. This makes 200G optical transceiver a cost-effective solution for organizations looking to enhance their network performance without significant infrastructure upgrades.

Comparison of 200G QSFP56 and 200G QSFP-DD Optical Transceivers

Currently, there are two main types of 200G optical transceivers: 200G QSFP56 optical transceiver and 200G QSFP-DD optical transceiver.

The 200G QSFP56 optical transceiver is a compact module uses PAM4 modulation technology, which supports four 50G channels. QSFP56 optical transceiver can achieve higher network speeds compared to previous iterations like QSFP+ and QSFP28 optical transceiver. The QSFP56 optical transceiver offering backward compatibility with QSFP28 optical transceiver ports and is suitable for applications where compatibility with QSFP28 optical transceiver is desired.

The 200G QSFP-DD optical transceiver is referred to as "double-density" because it supports double the number of high-speed electrical interfaces compared to standard QSFP28 optical transceiver. QSFP-DD optical transceiver can support data rates of up to 25Gx8 (channels) using NRZ modulation technology, enabling 200G network transmission.

In terms of capacity, QSFP-DD optical transceiver can support 400Gbps, while QSFP56 optical transceiver are limited to 200Gbps. Therefore, the QSFP56 optical transceiver package form is more commonly used for 200G optical transceiver. The choice between the two depends on factors such as compatibility requirements and desired port density in the networking infrastructure.


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UnitekFiber is a professional manufacturer of optical transceivers, can offers a comprehensive range of optical transceivers, including 400G, 200G, 100G, 40G, 25G, 10G, and 1.25G optical transceivers. These optical transceivers are designed to meet the needs of various networking applications, from data centers to telecommunications networks. Please contact us via Email at sales@unitekfiber.com if you have any inquiry.

More Options on Optical Transceiver UnitekFiber Provides

Active Optical Cable(AOC)

Direct Attach Copper(DAC) Cable

400G Optical Transceiver

200G Optical Transceiver

100G Optical Transceiver

40G QSFP+ Optical Transceiver

25G SFP28 Optical Transceiver

10G SFP+ Optical Transceiver

10G XFP Optical Transceiver

SFP Optical Transceiver


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