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QSFP-40G-LM4 Dell 40GBASE-LM4 QSFP+ 140m OM3 160m OM4 1km SMF Optical Transceiver

SKU:

QSFP-40G-LM4

Weight: 3.00 lbs
Condition: Refurbished
  • 40GBASE-LM4 QSFP+ optical transceiver compatible with Dell switches
  • Supports multimode fiber up to 160m (OM4) and single-mode fiber up to 1km
  • High-speed 40Gbps data transmission with four 10Gbps lanes
  • LC duplex connector for reliable fiber optic connections
In stock

$329.00
Product Overview

The QSFP-40G-LM4 Dell 40GBASE-LM4 QSFP+ optical transceiver delivers reliable 40Gbps connectivity over both multimode and single-mode fiber with support for short to medium distances. It features a compact QSFP+ form factor and LC duplex connector, optimized for Dell network devices.

General Information
Brand Dell
Part Number QSFP-40G-LM4
Technical Information
Form Factor QSFP+
Media MMF
Type 4 x LAN WDM EML
Protocols 40GBASE-LM4
Connector MTP/MPO
Physical Characteristics
Weight 3.00
Condition Refurbished


Product Description

The QSFP-40G-LM4 is a high-performance 40GBASE-LM4 QSFP+ optical transceiver designed for Dell network equipment, enabling reliable 40 Gigabit Ethernet connectivity over fiber optic cabling. It supports multimode fiber (OM3 and OM4) for short-range applications and single-mode fiber for longer distances, providing versatility across different network environments.

This transceiver module utilizes four 10Gbps lanes to achieve an aggregate data rate of 40Gbps, ensuring high bandwidth for demanding data center and enterprise network applications.

Key Features

  • Supports 40Gbps data rate using 4 x 10Gbps lanes
  • Compatible with OM3 (up to 140m) and OM4 (up to 160m) multimode fiber
  • Single-mode fiber support up to 1km
  • LC duplex connector interface
  • Designed specifically for Dell networking equipment

This optical transceiver offers reliable performance for data centers requiring high-speed uplinks or aggregation links. It supports standard Ethernet protocols and is suitable for both short and medium range fiber optic connections.

Its compact QSFP+ form factor allows high density port configurations, optimizing space in networking racks while maintaining excellent signal integrity and low power consumption.


Use Cases

This optical transceiver is typically used in data center and enterprise environments where 40 Gigabit Ethernet connectivity is required over fiber optic infrastructure. It benefits network administrators managing high-bandwidth aggregation or uplink links.

How It's Used:
  • Connecting Dell switches in data center aggregation layers using OM4 multimode fiber
  • Enabling high-speed uplinks between network racks in enterprise campuses
  • Supporting fiber runs up to 1km in single-mode fiber for inter-building connections
  • Facilitating high-density QSFP+ port configurations in space-constrained network environments
  • Providing reliable 40G bandwidth for virtualization and cloud networking workloads

By implementing this transceiver, organizations can achieve scalable and efficient network performance with flexible fiber deployment options suited for diverse networking requirements.


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QSFP-40G-LM4 Dell 40GBASE-LM4 QSFP+ 140m OM3 160m OM4 1km SMF Optical Transceiver
QSFP-40G-LM4 Dell 40GBASE-LM4 QSFP+ 140m OM3 160m OM4 1km SMF Optical Transceiver
$329.00