• Arista OSFP-400G-FR4 400G silver transceiver module with green label
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Arista

Arista OSFP-400G-FR4 | 400G OSFP Transceiver, 400GBASE-FR4, 2km, Duplex LC

OSFP-400G-FR4

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Description

This 400GBASE-FR4 OSFP transceiver carries 400G Ethernet up to 2km over a duplex single-mode fibre pair with an LC connector. It uses four CWDM wavelengths in the 1310nm band, each running 100G PAM4, and is supplied in the pull tab version. Suited to data centre spine and leaf links, and campus or metro interconnects where multimode reach is not enough.

Enquire with XS Network Tech for new or used pricing and availability.

Features

- Hot swappable
- Four optical channels multiplexed onto one fibre per direction (1 Tx fibre, 1 Rx fibre)
- 8:4 gearbox converts 8 electrical lanes to 4 optical lanes
- Digital optical monitoring for link diagnostics
- Pull tab version for easier removal from the cage
- Supported on Arista EOS platforms listed in the Arista Transceiver and Cable Guide

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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specs-tabs

Technical Specifications

FAQs

Technical Specifications

- Form factor: OSFP (13.0 x 22.6 x 100.4mm)
- Standard: 400GBASE-FR4
- Reach: up to 2km over duplex single-mode fibre
- Connector: duplex LC
- Wavelengths: CWDM 1310nm band (1271/1291/1311/1331nm)
- Optical lanes: 4 x 100G PAM4
- Electrical lanes: 8 x 50G PAM4
- Maximum power consumption: 12W
- Operating case temperature: 0 to 70C
- Digital optical monitoring (DOM) supported

FAQs

Q: What reach does this transceiver support?
A: It supports 400GBASE-FR4 links up to 2km over duplex single-mode fibre using LC connectors.

Q: What fibre type and connector does it use?
A: It uses a single-mode fibre pair with a duplex LC connector, one fibre for transmit and one for receive.

Q: How does it carry 400G over one fibre pair?
A: Four CWDM wavelengths in the 1310nm band (1271, 1291, 1311 and 1331nm) each carry 100G PAM4 and are multiplexed onto a single fibre per direction.

Q: Which port type is it compatible with?
A: It is an OSFP module and fits OSFP ports only. It will not fit QSFP-DD or QSFP28 cages. Check the Arista Transceiver and Cable Guide for supported EOS platforms.

Q: Does it support digital optical monitoring?
A: Yes, DOM is supported, allowing monitoring of parameters such as optical power and temperature.

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