Name: QSFP28-100G-CWDM4 Dell 100Gbps QSFP28 CWDM4 Duplex LC SMF 2Km
Brand: Dell
SKU: QSFP28-100G-CWDM4
Price: 324.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Dell QSFP28-100G-CWDM4 module provides a straightforward way to achieve 100Gbps connections over single-mode fiber, ideal for distances up to 2km. It fits into QSFP28 slots on switches or routers and uses duplex LC connectors with CWDM technology to keep signals clear and efficient. This transceiver suits network environments needing reliable high-speed data transfer without long-distance or multi-fiber setups.

General Information
Brand	Dell
Part Number	QSFP28-100G-CWDM4

Technical Information
Form Factor	QSFP28
Media	SMF
Type	DFB CWDM
Power Consumption	≤3.5W
Protocols	100GBASE-CWDM4
Connector	LC Duplex
DOM Support	Yes

Physical Characteristics
Weight	5.00
Condition	Refurbished

Product Description
This Dell QSFP28-100G-CWDM4 transceiver module is designed to deliver high-speed 100Gbps connectivity using CWDM4 technology. It is often found in data centers and enterprise networks requiring reliable long-distance single-mode fiber links. Built for network engineers and IT professionals, this module fits standard QSFP28 ports and facilitates high-capacity data transfer without the need for complex multiplexing equipment. Key Features Enables 100Gbps data rates over single-mode fiber Uses duplex LC connectors for easy installation Supports 2km reach, suitable for short to medium distance links Employs CWDM4 for efficient wavelength division multiplexing Compatible with Dell QSFP28 ports and many other QSFP28-enabled devices This transceiver is typically deployed in enterprise backbones, data center interconnects, and campus networks where 100G speed and moderate reach are required. It helps maintain fast and stable connections without excessive cabling complexity. Its role in simplifying upgrades to 100Gbps links makes it a practical choice for organizations growing their network capacity.

Use Cases
The Dell QSFP28-100G-CWDM4 transceiver is commonly utilized in data centers and enterprise environments where high-bandwidth, short to medium-range connectivity is essential. It benefits network architects and IT professionals aiming to optimize 100Gbps traffic over single-mode fiber within campus or metropolitan area networks. How It's Used: Interconnecting top-of-rack switches in data centers requiring up to 2km reach for aggregated traffic transport. Establishing high-speed uplinks between enterprise core switches and distribution layers in campus networks. Supporting storage area network (SAN) clusters that demand low-latency, high-throughput connections within limited geographic spans. Enabling high-bandwidth links in edge computing sites where fiber runs do not exceed 2 kilometers. Facilitating scalable network expansion in service provider metro networks focusing on efficient wavelength multiplexing. This module streamlines network infrastructure by providing a reliable 100Gbps interface with manageable reach limitations, making it suitable for environments that prioritize efficient fiber use and simplified cabling over extended transmission distances.

QSFP28-100G-CWDM4 Dell 100Gbps QSFP28 CWDM4 Duplex LC SMF 2Km

Product Overview

General Information

Technical Information

Physical Characteristics

Product Description

Use Cases