The 400GBASE-DR4 silicon photonics module, MTP/MPO-12 connector, up to 500m over parallel single-mode fiber. It is compliant with OSFP MSA, CMIS 4.0 I2C Interface and 400GAUI-8 standards.
The 400 Gigabit Ethernet signal is carried over four parallel 1310nm optical lanes by one wavelength per lane. It can be used as 4x100G breakout to QSFP-DR-100G.
OSFP-DR4-400G-Si Optical Transceiver Module Overall Introduction | FS 
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Product Highlights
Built-in Broadcom 7nm DSP Chip, Max. Power Consumption 10W
SiPh-Based Technology for Lower Power, Cost and Higher Density
Tested in Targeted Switches for Superior Performance, Quality, and Reliability
Compliant with OSFP MSA, CMIS 4.0
Support 4x100G Breakout to QSFP-DR-100G
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Optical Transceivers Testing
Take a look at our test program to get the reliable and high-performance optical transceivers
1.6T/800G/400G/200G Transceivers and Cables Insights
View our full range of high-speed optical solutions designed forCloud, HPC, storage and Al, data center
Transceiver Compatibility Verification
Use the Compatibility Tool to verify FS transceiver compatibility with your device and access test reports.
Generic Compatible 400G DR4 OSFP PAM4 Silicon Photonics Optical Transceiver Module (SMF, 1310nm, 500m, MPO-12/APC, DOM, Finned Top)
Certifications
Fully certified to meet strict international safety and quality standards for the industry. Go to the Compliance Center for specific certifications.
Please Note: Installing a third party transceiver does not void your network equipment warranty. Network equipment manufacturers all have guidelines stating that warranty support on their products will not be affected.
Generic Compatible 400GBASE-DR4 OSFP Finned Top PAM4 1310nm 500m DOM MPO-12/APC SMF SiPh-Based Optical Transceiver Module, Breakout to 4 x 100G-DR
OSFP-DR4-400G-Si500m, SiPhGeneric
US$1,369.00