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FWLF1634RL43 Finisar 4.25Gbps 1000Base-ZX DWDM Single-mode Fiber 80km 1542.94nm Duplex LC Connector SFP Network Transceiver Module

SKU:

FWLF1634RL43

Weight: 3.00 lbs
Condition: Refurbished
  • 4.25Gbps data rate ideal for high-speed network links
  • 1000Base-ZX standard supports long-distance transmission up to 80km
  • Operates at 1542.94nm wavelength for DWDM applications
  • Duplex LC connector ensures reliable single-mode fiber connections
In stock

$1,176.66
Product Overview

The Finisar FWLF1634RL43 is a 4.25Gbps SFP transceiver module built for long-distance single-mode fiber links in DWDM networks. It fits into standard SFP slots and enables optical data transmission up to 80km at a fixed wavelength of 1542.94nm, making it a practical choice for telecom and enterprise environments needing dependable, extended reach connections.

General Information
Brand Finisar
Part Number FWLF1634RL43
Technical Information
Form Factor SFP
Media SMF
Type DFB
Protocols 1000Base-ZX,DWDM
Connector LC Duplex
Physical Characteristics
Weight 3.00
Condition Refurbished


Product Description

This Finisar SFP transceiver module is designed for optical data communication over single-mode fiber, supporting data rates up to 4.25Gbps. It is commonly used in telecommunications and enterprise networks where long-distance connectivity is necessary.

Often found in DWDM systems, it operates at a fixed wavelength of 1542.94nm, suitable for dense wavelength division multiplexing to maximize fiber capacity. Network engineers and IT professionals rely on modules like this to extend network reach without sacrificing signal integrity.

Key Features

  • Supports 1000Base-ZX standard for transmission distances up to 80km
  • Designed for DWDM with a precise wavelength of 1542.94nm
  • Duplex LC connectors for secure fiber coupling
  • Compatible with a range of network devices supporting SFP slots
  • Operates reliably over single-mode fiber infrastructure

This transceiver is typically deployed in backbone networks, data centers, and telecom environments that require stable, long-haul fiber connectivity. Its role in DWDM setups helps efficiently utilize existing fiber strands by allowing multiple wavelengths over a single fiber.


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FWLF1634RL43 Finisar 4.25Gbps 1000Base-ZX DWDM Single-mode Fiber 80km 1542.94nm Duplex LC Connector SFP Network Transceiver Module
FWLF1634RL43 Finisar 4.25Gbps 1000Base-ZX DWDM Single-mode Fiber 80km 1542.94nm Duplex LC Connector SFP Network Transceiver Module
$1,176.66