Name: FWLF1634RL41 Finisar 4.25Gbps 1000Base-ZX 80km DWDM SFP Duplex LC
Brand: Finisar
SKU: FWLF1634RL41
Price: 1176.66 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The FWLF1634RL41 Finisar transceiver module offers a robust solution for long-distance fiber optic networking by supporting 4.25Gbps data rates and operating within the 1000Base-ZX standard. It fits into systems requiring reliable single-mode fiber communication up to 80 kilometers and integrates seamlessly with DWDM setups thanks to its precise 1544.53nm wavelength and duplex LC connector.

General Information
Brand	Finisar
Part Number	FWLF1634RL41

Technical Information
Form Factor	SFP
Media	SMF
Type	DFB
Power Consumption	1.0 W (typical, up to ~1.2 W)
Protocols	1000Base-ZX
Connector	LC Duplex
DOM Support	Yes

Physical Characteristics
Weight	3.00
Condition	Refurbished

Product Description
This Finisar SFP transceiver module is designed to handle high-speed 4.25Gbps data transfer over single-mode fiber. It operates using the 1000Base-ZX standard, which is well-suited for long-distance networking up to 80 kilometers. The module works at a wavelength of 1544.53nm, enabling efficient Dense Wavelength Division Multiplexing (DWDM) applications. Often found in enterprise and service provider environments, this transceiver helps extend network reach without sacrificing performance. Network engineers and IT professionals typically rely on it to connect distant switches or routers where fiber infrastructure is in place. Key Features Operates on a 1544.53nm wavelength tailored for DWDM systems Reliable single-mode fiber transmission optimized for distances up to 80km Duplex LC connector design for stable and easy fiber connections Complies with 1000Base-ZX standards ensuring compatibility with a wide range of devices Supports 4.25Gbps data rates for efficient network throughput This transceiver is typically deployed in metropolitan area networks and data centers where long-haul fiber connections are necessary. Its role is crucial for maintaining signal integrity and network performance over extended distances without frequent signal boosting.

Use Cases
The FWLF1634RL41 Finisar transceiver is specifically suited for enterprise and service provider networks requiring reliable long-distance connectivity over single-mode fiber. Its capability to support 4.25Gbps data rates combined with an 80km reach makes it ideal for inter-building or campus-wide links where minimizing latency and maintaining signal integrity over extended distances are critical. How It's Used: Connecting data center racks across metro-scale facilities to enable high-bandwidth storage and compute communication. Establishing point-to-point links in telecommunications networks requiring DWDM wavelength multiplexing for efficient fiber utilization. Supporting remote office connectivity in enterprise WAN environments where long-distance single-mode fiber is deployed. Integrating with carrier Ethernet infrastructures to provide scalable and stable network transport in metropolitan areas. Facilitating backbone connections within large campus environments to reduce switch-to-switch latency and increase throughput. By leveraging precise DWDM wavelengths and robust long-distance transmission, this transceiver supports scalable network architectures that demand high performance and operational efficiency. Its compatibility with single-mode fiber environments ensures minimal signal degradation, assisting IT teams in maintaining consistent network service levels across diverse deployment scenarios.

FWLF1634RL41 Finisar 4.25Gbps 1000Base-ZX 80km DWDM SFP Duplex LC

Product Overview

General Information

Technical Information

Physical Characteristics

Product Description

Use Cases