The product is a 8 x Avago AFBR-57F5MZ-ELX 850nm optical SW transceivers, each with a 20 pin connector and SFP network port. These units are designed for enterprise networking and servers, providing high-speed 16GB FC connections. With the trusted Avago brand, these transceivers are reliable and efficient for various networking needs. Ideal for businesses looking to enhance their network capabilities with fast and secure optical connections. taken from working environment. manufacturing date is Oct 2021
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