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400G QSFP-DD LR4 Optical Transceiver

Optech is proud to announce that the 400G QSFP-DD LR4 Optical Transceiver is now availabale !


It is a cost effective and high quality solutions to upgrade to a 400G network.

For more information or to order the 400G QSFP-DD LR4, contact us at

Features of the 400G QSFP-DD LR4 Optical Transceiver

The 400G QSFP-DD LR4 transceiver supports connections of up to 10 kilometers over single-mode fiber and uses LC connectors. The wavelengths are 1296 to 1309nm. It is compliant with the QSFP-DD MSA.

  • Supports 400G data rate
  • 4 channels EML CWDM4 transmitter
  • Wavelenghts: 1296 to 1309nm
  • Reach distance up to 10 kilometers over single-mode
  • LC Connector
  • Power Consumption 12.0W
  • Single 3.3V power supply
  • Temparature range: 0 to 70°C

Application of the 400G QSFP-DD LR4 Optical Transceiver

  • 400GE Ethernet
  • High-speed storage area networks
  • Data Center
  • Cloud Network

Other 400G QSFP-DD Optical Transceivers

400G QSFP-DD SR8 Optical Transceiver

400G QSFP-DD DR4 Optical Transceiver

400G QSFP-DD Loopback Transceiver

Where can you see the 400G QSFP-DD LR4 Transceiver ?

Opt Optech will be attending Computex 2020, the biggest computer exhibition in Asia from June 2nd to June 6th 2020. Visit our booth No. R0204 to see our 400G QSFP-DD100G QSFP2825G SFP28 and 40G QSFP+ products.

About Optech

Optech Technology Co. Ltd was founded in 2001 in Taipei, Taiwan. The company was created with a sole purpose, to provide a wide and high quality portfolio of optical products to a very demanding and fast evolving market.

To respond to the permanent increase of IP traffic, Optech portfolio is constantly growing. Since the beginning, the company has always been up to date with the latest innovations on the market. Today, we are proud to deliver a large selection of 25G SFP28, 40G QSFP+, 100G QSFP28 and 400G QSFP-DD optical transceivers and cables.

Optech has a large portfolio of products which include optical transceiversdirect attach cablesactive optical cablesloopback transceiversmedia converters and fiber patch cords.

Through its large selection of optical products, that have a range of data speed from 155 Mbps to 400 Gbps and reach distances up to 120km, Optech products are suitable for various industries such as telecom, data centers as well as public and private networks.

Optech also has a strong experience as an OEM supplier. We put our expertise and knowledge at the service of your brand.

To ensure the quality and the compatibility of our products, every product is carefully tested before delivery to our customers. In addition, Optech obtained several certifications such as UL, TUV Rheinland, ISO9001 and ISO14001 certification. All our optical transceivers are MSA and RoHS compliant.

At Optech, we value each and every customer. We know every demand is unique. For this reason, our team of experts is glad to answer all our customers’ specific demands.

Just like data, Optech has no boundaries and will optimize your network all over the world.

For more information you can visit or contact us at

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