BlueOptics QSFP-40G-LM4 Compatible Dell EMC QSFP Transceiver, LC-Duplex, 40GBASE-LX4, Multimode OM4 160m, Singlemode 2km, 4xWDM, 0°C/+70°C, DDM QSFP-40G-LM4-BO

Upgrading your network to 40 Gigabit Ethernet often means expensive OEM transceivers. The BlueOptics QSFP-40G-LM4 compatible transceiver solves that by delivering Dell EMC QSFP-40G-LM4 performance at a fraction of the cost, without compromising on reliability or compatibility.

Who is it for

Network engineers and data center managers who need to deploy 40G links over existing multimode or single-mode fiber. It is ideal for enterprise backbones, campus networks, and service provider aggregation where budget and performance both matter.

Main features

• Fully compatible with Dell EMC QSFP-40G-LM4 switches and routers
• 40GBASE-LX4 standard with 4xWDM technology
• LC-Duplex connector for easy patching
• Supports multimode OM4 up to 160 meters and single-mode fiber up to 2 kilometers
• Digital Diagnostic Monitoring (DDM) for real-time monitoring
• Hot-pluggable QSFP form factor
• Operating temperature range 0°C to +70°C

Specifications

• Form Factor: QSFP
• Data Rate: 40 Gbps
• Ethernet Standard: 40GBASE-LX4
• Connector: LC-Duplex
• Multimode Fiber: OM4, max distance 160 m
• Single-mode Fiber: OS2, max distance 2 km
• WDM Channels: 4xWDM (1271nm, 1291nm, 1311nm, 1331nm)
• Operating Temperature: 0°C to +70°C
• Digital Diagnostic Monitoring: Yes
• Hot-Pluggable: Yes
• Power Supply Voltage: 3.3 V

Tips

For multimode links, use OM4 fiber to achieve the full 160-meter reach. For longer distances up to 2 km, switch to single-mode OS2 fiber. Always clean the LC connectors before installation to prevent signal loss.