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Home Networking Transceiver Cisco DWDM-SFP-3977 1539.77nm DWDM SFP Module | 100GHz ITU Grid | SMF LC

Cisco DWDM-SFP-3977 1539.77nm DWDM SFP Module | 100GHz ITU Grid | SMF LC

Cisco DWDM-SFP-3977 1539.77nm DWDM SFP Module | 100GHz ITU Grid | SMF LC

Brand:

Cisco

Specifications

Product Overview:

The Cisco DWDM-SFP-3977 is a high-precision DWDM (Dense Wavelength Division Multiplexing) SFP transceiver engineered for high-capacity optical networking over single-mode fiber (SMF). Operating at 1539.77nm wavelength on the standardized 100GHz ITU grid, this module enables multiple optical channels to run simultaneously across a single fiber pair, dramatically increasing network bandwidth without additional fiber deployment.
Designed for metro networks, enterprise backbone infrastructures, telecom operators, and data center interconnect (DCI) environments in Singapore, the DWDM-SFP-3977 ensures stable, long-distance optical transmission with enterprise-grade reliability.
Its hot-pluggable SFP form factor allows easy installation, upgrades, and maintenance without network disruption, making it ideal for scalable and mission-critical optical deployments.

Features:

1539.77nm DWDM wavelength
100GHz ITU-T grid compliant
Dense Wavelength Division Multiplexing support
Single-Mode Fiber (SMF) compatible
LC duplex optical interface
Hot-pluggable SFP form factor
High spectral efficiency for fiber optimization
Reliable long-distance optical transmission
Seamless compatibility with Cisco networking platforms

Specifications:

Brand: Cisco
Model: DWDM-SFP-3977
Technology: DWDM (Dense Wavelength Division Multiplexing)
Wavelength: 1539.77 nm
Channel Spacing: 100GHz (ITU Grid compliant)
Fiber Type: Single-Mode Fiber (SMF)
Connector Type: LC Duplex
Form Factor: SFP (Small Form-Factor Pluggable)
Hot-Pluggable: Yes
Typical Applications: Metro Ethernet networks Enterprise backbone connectivity

Why Choose This Product Model?

Maximizes fiber capacity using DWDM technology
Precise ITU-compliant 100GHz channel spacing
Ideal for high-density metro and backbone networks
Trusted Cisco-grade optical reliability
Plug-and-play deployment
Scalable solution for Singapore enterprise environments

Features

Brand:

Cisco

Warranty:

1 Year

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