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Main image of Finisar® FCLF-8521-3 Compatible TAA 10/100/1000Base-TX SFP Transceiver (Copper, 100m, RJ-45)

Alt view image 2 of 8 - Finisar® FCLF-8521-3 Compatible TAA 10/100/1000Base-TX SFP Transceiver (Copper, 100m, RJ-45)

Alt view image 3 of 8 - Finisar® FCLF-8521-3 Compatible TAA 10/100/1000Base-TX SFP Transceiver (Copper, 100m, RJ-45)

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Finisar® FCLF-8521-3 Compatible TAA 10/100/1000Base-TX SFP Transceiver (Copper, 100m, RJ-45)

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With 10/100/1000Base-T technology, get up to 1000Mbps data transfer rate over twisted pair cable
Gigabit Ethernet port for ultra-fast network speeds
Twisted Pair media support ensures maximum convenience and great usability
SFP (mini-GBIC) offers enhanced dependability with maximum productivity
SFP (mini-GBIC) with data networking application/usage for maximum dependability and convenience
Hot-pluggable form factor allows hassle-free and easy usage with increased efficiency

Overview

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Add-On's Small Form Factor Pluggable (SFP) transceivers are designed to exceed OEM system requirements. All products are guaranteed 100% compatible and will not void OEM Service/support programs. Our SFP Transceivers utilize industry standard bi-directional serial optical data communication protocols such as Gigabit Ethernet or Fiber Channel reaching speeds up to 8Gbps.

All our SFP Transceivers are compliant with the Multi-Source Agreement (MSA) ensuring compatibility with a wide range of networking equipment. Select your choice or Copper or Fiber versions that support Fast Ethernet and Gigabit Ethernet speeds

AddOn Finisar FCLF-8521-3 Compatible TAA Compliant 10/100/1000Base-TX SFP Transc

Model
Brand	AddOn
Part Number	FCLF-8521-3-AO

Details
Compatible Brand	Finisar®
Device Type	Transceiver
Form Factor	SFP

Features
Feature	Compatible OEM: Finisar® Compatible With OEM Part Number(s) FCLF-8521-3 Transceiver Type: TX Reach: 100m Connector: RJ-45 Form Type: SFP Wavelength: N/A Media: Copper Speed Description: 1-Gigabit Environment: 0 to 70C Speed: 10/100/1000Base Non-DOM

Additional Information
First Listed on Newegg	November 01, 2026

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Return for refund within: 30 days
Return for replacement within: 30 days
This item is covered by Aztek Computers Return Policy

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Item#: 9SIAKACM9W5667