Name: FWLF1634RL55 Finisar 4.25Gbps 1000Base-ZX DWDM 80km 1533.47nm LC SFP Module
Brand: Finisar
SKU: FWLF1634RL55
Price: 1176.66 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Finisar FWLF1634RL55 is a 4.25Gbps SFP transceiver module designed to support 1000Base-ZX connections over single-mode fiber. It fits into network equipment to extend fiber links up to 80km, operating at the 1533.47nm DWDM wavelength. This module is commonly used in telecom and enterprise networks where long-distance fiber communication is needed without sacrificing speed or signal quality.

General Information
Brand	Finisar
Part Number	FWLF1634RL55

Technical Information
Form Factor	SFP
Media	SMF
Type	DFB
Protocols	1000Base-ZX
Connector	LC Duplex

Physical Characteristics
Weight	3.00
Condition	Refurbished

Product Description
This Finisar transceiver module is built for extending network connections over long distances using single-mode fiber. It operates at 4.25Gbps and complies with the 1000Base-ZX standard, making it suitable for backbone or metro networks requiring high-speed data transfers. Often found in data centers, telecom infrastructure, and enterprise networks, it enables efficient communication over spans up to 80 kilometers. Network engineers and IT professionals who manage fiber optic networks benefit from its compatibility with DWDM systems and reliable duplex LC connectors. Key Features Operates at 1533.47nm to integrate with DWDM wavelength grids Supports 4.25Gbps for gigabit Ethernet and Fibre Channel applications Designed for single-mode fiber links extending up to 80km Duplex LC connector type ensures stable fiber connections Compact SFP form factor allows flexible deployment in network equipment This transceiver is typically deployed in long-haul fiber optic networks where maintaining signal integrity over distance is crucial. It helps network operators achieve reliable data transport without frequent signal regeneration, reducing complexity and cost.

Use Cases
The Finisar FWLF1634RL55 SFP transceiver module is widely implemented in environments requiring robust long-distance fiber connectivity, such as telecom infrastructure and large enterprise networks. It is particularly suited for network engineers and IT professionals managing extended single-mode fiber deployments where maintaining high-speed data transmission over significant distances is critical. How It's Used: Connecting data centers across metropolitan areas to enable seamless high-speed data replication and disaster recovery. Extending enterprise campus networks where fiber runs exceed typical multi-mode limits, supporting backbone connectivity. Deployments in telecom networks requiring DWDM technology to maximize fiber utilization across long-haul routes. Linking remote office locations with central IT infrastructure to support latency-sensitive applications over distances up to 80km. Supporting storage area networks (SAN) where reliable, high-bandwidth fiber links are essential for data integrity and performance. By enabling stable 4.25Gbps transmission over extended distances, this module facilitates scalable network architectures and optimizes fiber infrastructure usage. It supports operational continuity in scenarios demanding both speed and reach without compromising signal quality across complex fiber deployments.

FWLF1634RL55 Finisar 4.25Gbps 1000Base-ZX DWDM 80km 1533.47nm LC SFP Module

Product Overview

General Information

Technical Information

Physical Characteristics

Product Description

Use Cases