Name: FWLF-1631-37 Finisar 2.7Gbps DWDM SFP Single-mode Fiber 80km 1547.72nm
Brand: Finisar
SKU: FWLF-1631-37
Price: 499.00 USD
Availability: InStock
Rating: 4.8 (130 reviews)

Product Overview
The FWLF-1631-37 Finisar SFP transceiver module provides 2.7Gbps DWDM transmission over single-mode fiber, stretching network connections up to 80 kilometers. It's designed to fit into SFP ports, making it a practical choice for extending long-distance optical networks and supporting dense wavelength division multiplexing systems.

General Information
Brand	Finisar
Part Number	FWLF-1631-37

Technical Information
Form Factor	SFP
Media	SMF
Type	DFB
Protocols	DWDM, 2.7Gbps
Connector	LC Duplex

Physical Characteristics
Weight	3.00
Condition	Refurbished

Product Description
The FWLF-1631-37 is a single-mode fiber SFP transceiver module built for long-distance data transmission in DWDM networks. It operates at a wavelength of 1547.72nm and supports data rates up to 2.7Gbps, making it suitable for high-capacity optical links. Often found in telecommunications and data center environments, this module helps extend fiber network reach up to 80 kilometers without signal loss. Network engineers and IT professionals typically use this transceiver to add or upgrade network nodes requiring reliable long-haul connectivity. Key Features Operates at a precise 1547.72nm wavelength for DWDM channel allocation Maintains signal integrity over distances up to 80km on single-mode fiber Compatible with SFP slots for easy integration into existing hardware Supports a steady 2.7Gbps data rate for consistent network performance Low power consumption suited for dense network deployments This transceiver is typically deployed in backbone network links and metro area networks where high data throughput and extended reach are critical. It plays a key role in managing optical bandwidth efficiently across fiber infrastructures.

Use Cases
The FWLF-1631-37 Finisar SFP is primarily utilized in environments requiring long-distance, high-bandwidth optical connections, especially where dense wavelength division multiplexing (DWDM) is implemented. Network architects and IT teams managing metropolitan area networks, telecom infrastructure, or enterprise backbones find this module valuable for extending reach without sacrificing data integrity. How It's Used: Connecting data center clusters across metropolitan campuses to support high-bandwidth inter-site communication. Extending fiber links in telecom carrier networks for enhanced wavelength multiplexing over long haul distances. Deploying in enterprise WAN backbones to bridge geographically dispersed offices with minimal signal degradation. Enabling high-capacity storage area networks (SANs) that require reliable single-mode fiber links beyond typical short-reach limits. Supporting edge computing nodes in remote or distributed environments where fiber runs span tens of kilometers. By enabling efficient DWDM transmission over single-mode fiber, this SFP module facilitates scalable network designs that optimize fiber infrastructure while maintaining performance. It supports IT operations seeking to balance capacity growth with cost-effective optical transport solutions.

FWLF-1631-37 Finisar 2.7Gbps DWDM SFP Single-mode Fiber 80km 1547.72nm

Product Overview

General Information

Technical Information

Physical Characteristics

Product Description

Use Cases