---
product_id: 47487930
title: "FCLF8521P2BTL 1000Base-T Copper SFP Transceiver"
brand: "finisar"
price: "฿4762"
currency: THB
in_stock: true
reviews_count: 1
category: "Finisar"
url: https://www.desertcart.co.th/products/47487930-fclf8521p2btl-1000base-t-copper-sfp-transceiver
store_origin: TH
region: Thailand
---

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

**Brand:** finisar
**Price:** ฿4762
**Availability:** ✅ In Stock

## Summary

> ⚡ Elevate your network game with Finisar’s unstoppable copper power!

## Quick Answers

- **What is this?** FCLF8521P2BTL 1000Base-T Copper SFP Transceiver by finisar
- **How much does it cost?** ฿4762 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/47487930-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, guaranteeing peace of mind and durability.
- • **Blazing Gigabit Speed:** Experience seamless 1.25 Gbps data transfer for ultra-responsive networking.
- • **Plug & Play Simplicity:** Hot-pluggable SFP design means zero downtime and effortless upgrades.
- • **Trusted Industry Standard:** Finisar’s genuine module trusted by professionals for consistent performance.
- • **Reliable Copper Connection:** RJ-45 copper interface ensures stable, long-distance reach up to 100 meters.

## Overview

The Finisar FCLF8521P2BTL is a genuine hot-pluggable SFP transceiver delivering 1.25 Gbps 1000BASE-T Gigabit Ethernet over copper with RJ-45 connectivity, supporting up to 100 meters reach. Designed for professional-grade networking, it comes with a lifetime warranty ensuring long-term reliability.

## Description

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

Review: happy with product - we are providing this to one of our customers

## Features

- Genuine Finisar FCLF8521P2BTL
- Hot-Pluggable SFP Transceiver Module
- 1000BASE-T Gigabit Ethernet, 1.25 Gbps Data Rate
- Copper, RJ-45 Connector, Up to 100m reach
- LIFETIME WARRANTY

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B017U4EA86 |
| Best Sellers Rank | #298 in Computer Networking Transceivers |
| Brand | Finisar |
| Customer Reviews | 5.0 5.0 out of 5 stars (2) |
| Date First Available | February 27, 2015 |
| Is Discontinued By Manufacturer | No |
| Item Dimensions LxWxH | 0.1 x 0.1 x 0.1 inches |
| Item Weight | 0.8 ounces |
| Item model number | FCLF8521P2BTL |
| Manufacturer | Finisar |
| National Stock Number | 5895-01-582-0482 |
| Product Dimensions | 0.1 x 0.1 x 0.1 inches |

## Images

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ happy with product
*by S***S on November 15, 2019*

we are providing this to one of our customers

## 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.co.th/products/47487930-fclf8521p2btl-1000base-t-copper-sfp-transceiver](https://www.desertcart.co.th/products/47487930-fclf8521p2btl-1000base-t-copper-sfp-transceiver)

---

*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-04-28*