Name: FWLF1634RL53 Finisar 4.25Gbps 1000Base-ZX 80km 1535.04nm Duplex LC SFP
Brand: Finisar
SKU: FWLF1634RL53
Price: 1176.66 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Finisar FWLF1634RL53 is a single-mode fiber SFP transceiver module designed to deliver 4.25Gbps data rates over distances up to 80 kilometers. It fits into standard equipment requiring 1000Base-ZX compatibility and operates at a wavelength of 1535.04nm, making it suitable for DWDM network segments where long-distance, high-speed communication is crucial.

General Information
Brand	Finisar
Part Number	FWLF1634RL53

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 SFP transceiver module enables reliable long-range data transmission at speeds up to 4.25Gbps. It’s built for single-mode fiber networks requiring extended reach, supporting distances up to 80 kilometers. The module operates on the 1000Base-ZX standard and uses a precise 1535.04nm wavelength to maintain signal integrity over long fiber runs. Often found in metro and access networks, this transceiver suits network engineers and service providers who demand consistent performance for point-to-point fiber links. Its duplex LC connectors ensure compatibility with standard fiber cabling setups. Key Features Enables 4.25Gbps data transmission over single-mode fiber Designed for 1000Base-ZX applications with up to 80km reach Operates at a fixed wavelength of 1535.04nm for DWDM networks Uses duplex LC connectors for straightforward fiber connections Compact SFP form factor fits common network equipment slots This transceiver is typically deployed in environments where long-haul, single-mode fiber links are required, such as telecommunications or large enterprise backbones. It provides a reliable, straightforward option for extending network reach without sacrificing signal quality.

Use Cases
The Finisar FWLF1634RL53 transceiver module is primarily deployed in enterprise and service provider environments requiring long-distance, high-bandwidth connectivity. It is well-suited for connecting geographically dispersed data centers or network nodes over single-mode fiber infrastructure where DWDM is utilized for wavelength multiplexing. How It's Used: Linking remote data centers in large enterprises to support disaster recovery and workload migration. Extending metro area networks (MAN) for service providers delivering high-speed connectivity across city-wide fiber rings. Facilitating backbone connections between branch offices in distributed corporate networks requiring reliable, long-distance links. Integrating with storage area networks (SANs) for high-throughput data replication over extended distances. Deploying in telecom infrastructure for DWDM systems to increase fiber utilization and network scalability. By enabling 80km reach with DWDM compatibility, this module supports scalable network architectures that reduce the need for additional infrastructure. Its capability to maintain link integrity over long distances ensures operational continuity and performance in critical IT deployments.

FWLF1634RL53 Finisar 4.25Gbps 1000Base-ZX 80km 1535.04nm Duplex LC SFP

Product Overview

General Information

Technical Information

Physical Characteristics

Product Description

Use Cases