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Arista OSFP-400G-SR8 400GB OSFP (Octal Small Formfactor Pluggable) Transceiver up to 100m over parallel OM4 MMF

Mfr. Part #: OSFP-400G-SR8
Brand: Arista
Condition: Refurbished
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OSFP-400G-SR8

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OSFP-400G-SR8 Overview

ARISTA OSFP-400G-SR8 400gb Osfp (octal Small Formfactor Pluggable) Transceiver Up To 100m Over Parallel Om4 Mmf

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faqs

Frequently Asked Questions

What is the primary application for the Arista OSFP-400G-SR8 transceiver? +
The Arista OSFP-400G-SR8 is designed for high-density 400G Ethernet connectivity in data center environments. It is specifically optimized for short-reach multi-mode fiber links, making it the ideal choice for connecting switches and servers within the same rack or across rows where latency and high bandwidth throughput are critical requirements.
Does the OSFP-400G-SR8 support breakout configurations for 100G links? +
Yes, this transceiver supports breakout functionality. By utilizing MPO-16 or MPO-12 cabling, network engineers can split the 400G interface into 8 lanes of 50G PAM4, enabling connectivity to 100G-SR2 or other compatible downstream devices. This provides significant flexibility for scaling your network architecture as capacity demands shift toward higher density distribution.
What type of optical fiber cabling is required for the OSFP-400G-SR8? +
This module requires OM4 or OM5 multi-mode fiber optic cabling to reach its full rated distance. Because it uses 8-lane parallel optics, ensure your cabling plant utilizes MPO/MTP connectors with the correct polarity to match the transceiver interface. Using high-quality fiber is essential to maintain signal integrity at 400G transmission speeds.
What is the maximum reach of the Arista OSFP-400G-SR8 over multi-mode fiber? +
The OSFP-400G-SR8 is engineered for short-reach applications, typically providing a link distance of up to 100 meters over OM4 multi-mode fiber. Performance and signal reliability remain stable within these specifications, assuming properly cleaned connectors and compliant cabling infrastructure are used throughout the link path.
Is the OSFP-400G-SR8 compatible with QSFP-DD ports? +
The OSFP form factor is designed to be highly versatile. While physically distinct, many Arista switches support mixed environments; however, you must verify the specific port compatibility on your chassis. Always confirm that your host equipment supports OSFP modules, as physical port dimensions must align for proper mechanical installation and thermal management.
How does the OSFP-400G-SR8 handle thermal management in dense switch configurations? +
The module is built with an integrated heatsink surface consistent with the OSFP standard to facilitate efficient airflow. In high-density deployments, proper cable management and adequate server room cooling are vital to ensure the module maintains its operating temperature range, preventing performance throttling or link instability during heavy traffic loads.
Does the OSFP-400G-SR8 require specific Arista EOS software versions? +
To ensure full management visibility and transceiver recognition, it is recommended to run a current version of Arista EOS. The switch software needs the appropriate driver support to read the digital diagnostic monitoring (DDM) data provided by the module, which allows you to track real-time power levels and transceiver status effectively.
What are the power consumption characteristics of this 400G module? +
The power consumption is optimized for high-density 400G deployments, though it is slightly higher than traditional lower-speed optics due to the complexity of the PAM4 signaling used. Planning for the total power budget of your line cards is recommended when populating a switch with multiple OSFP-400G-SR8 units to ensure reliable system operation.
How can I obtain a bulk quote for the Arista OSFP-400G-SR8 from BuyRouterSwitch.com? +
For organizations requiring large quantities of Arista hardware, please reach out to our dedicated sales team through the contact form or direct email provided on our site. We specialize in enterprise-level procurement and can provide aggressive pricing for volume orders, ensuring you receive the necessary equipment to scale your data center efficiently and cost-effectively.
Why should I choose BuyRouterSwitch.com for my networking transceiver needs? +
BuyRouterSwitch.com is a trusted source for genuine enterprise networking equipment. We focus on providing seamless procurement experiences for IT departments looking for authentic components. Our platform is designed for professionals who prioritize secure ordering processes and direct access to high-demand infrastructure components, helping you streamline your supply chain with confidence and reliability.
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