---
product_id: 294514914
title: "FCLF8521P2BTL 1000Base-T Copper SFP Transceiver"
brand: "finisar"
price: "32303 som"
currency: KGS
in_stock: true
category: "Finisar"
url: https://www.desertcart.kg/products/294514914-fclf8521p2btl-1000base-t-copper-sfp-transceiver
store_origin: KG
region: Kyrgyzstan
---

# 1.25 Gbps blazing speed RJ-45 plug & play Lifetime warranty assurance FCLF8521P2BTL 1000Base-T Copper SFP Transceiver

**Brand:** finisar
**Price:** 32303 som
**Availability:** ✅ In Stock

## Summary

> ⚡ Elevate your network game with Finisar’s lightning-fast copper SFP!

## Quick Answers

- **What is this?** FCLF8521P2BTL 1000Base-T Copper SFP Transceiver by finisar
- **How much does it cost?** 32303 som with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kg](https://www.desertcart.kg/products/294514914-fclf8521p2btl-1000base-t-copper-sfp-transceiver)

## Best For

- finisar enthusiasts

## Why This Product

- Trusted finisar brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Last:** Backed by a lifetime warranty, ensuring your network stays future-proof and reliable.
- • **Compact Powerhouse:** Tiny 0.25 cm form factor fits anywhere, perfect for sleek, space-conscious setups.
- • **Plug & Play Simplicity:** No batteries, no fuss—just instant, stable connection out of the box.
- • **Gigabit Speed, Zero Lag:** Experience seamless 1.25 Gbps data transfer for ultra-responsive networking.
- • **Universal RJ-45 Compatibility:** Effortlessly integrates with standard copper twisted pair cables for instant connectivity.

## Overview

The Finisar FCLF8521P2BTL is a compact, high-performance 1000Base-T copper SFP transceiver delivering 1.25 Gbps gigabit Ethernet over twisted pair cables. Featuring a universal RJ-45 connector and backed by a lifetime warranty, it ensures reliable, plug-and-play network expansion for professional-grade data environments.

## Description

Finisar FCLF8521P2BTL 1.25Gbs 1000BASE-T Gigabit Ethernet -4085¨®¨Æ_C Copper SFP Transceiver. In-Stock. Lifetime Warranty.

## Features

- Application/Usage: Data Networking
- Total Number of Ports: 1
- Connector Type: RJ-45
- Interfaces/Ports Details: 1 x RJ-45 1000Base-T LAN
- Media Type Supported: Twisted Pair

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B017U4EA86 |
| Are Batteries Included | No |
| Best Sellers Rank | #52,336 in Computers ( See Top 100 in Computers ) #77 in Network Transceivers |
| Brand | Finisar |
| Customer Reviews | 5.0 5.0 out of 5 stars (1) |
| Date First Available | 17 August 2016 |
| Item Weight | 22.7 g |
| Item model number | FCLF8521P2BTL |
| Manufacturer | FINISAR - IMSOURCING |
| Product Dimensions | 0.25 x 0.25 x 0.25 cm; 22.68 g |

## Images

![FCLF8521P2BTL 1000Base-T Copper SFP Transceiver - Image 1](https://m.media-amazon.com/images/I/51zeSlFtWAL.jpg)

## Frequently Bought Together

- FCLF8521P2BTL 1000Base-T Copper SFP Transceiver
- FLYPROFiber- LC to LC Fiber Patch Cable 1M/3ft, OM3 Multimode Fiber Optic Cable Cord, 10GB/40GB, Duplex, 50/125um, LSZH, Options: 0.2m-200m
- FLYPROFiber- 1M/3ft OS2 Single Mode LC to LC Fiber Patch Cable, SM Singlemode Duplex, SMF Fiber Optic Cable Cord, 1G/10GB, 9/125um, LSZH

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**Shop now:** [https://www.desertcart.kg/products/294514914-fclf8521p2btl-1000base-t-copper-sfp-transceiver](https://www.desertcart.kg/products/294514914-fclf8521p2btl-1000base-t-copper-sfp-transceiver)

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*Product available on Desertcart Kyrgyzstan*
*Store origin: KG*
*Last updated: 2026-06-03*