Join the low-power optical module 40G franchise

This article explains what QSFP 40G SR4 is, how it works, its key specifications, typical use cases, and how it compares with other 40G transceiver options—helping you determine when SR4 is the righ...
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QSFP SR4 40G Optics: 40GBASE Short Range Transceiver Guide

Learn what QSFP 40G SR4 transceivers are, including key specifications, fiber requirements, typical use cases, and how to choose the right module.

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Cisco 40GBASE QSFP Modules Data Sheet

This module can be used for native 40G optical links over 12-fiber ribbon cables with MPO/MTP connectors or in 4x10G mode with parallel-to-duplex fiber breakout cables for connectivity

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40G QSFP+ Cable and Transceiver Modules Data Sheet | FS

The QSFP-LR4-40G Optical Transceiver Module is designed for use in 40Gb/s FDR10 InfiniBand systems throughput up to 10km over single mode fiber (SMF) using a wavelength of

40G QSFP Transceiver

QSFPTEK offers 40G transceivers with QSFP form factor, enabling customers cost-effective, high-density, and low-power 40G Ethernet connectivity solutions. Portfolio includes 40G QSFP SR4, LR4,

Dell networking transceivers and cables

Long- and short-range optical connectivity options are suited to a wide range of data center and campus applications. For the shortest connections, passive copper direct attach cable (DAC) is a simple and

40 Gb SR4 QSFP+ Module

The SR4 QSFP+ module provides a 40 Gb optical connection using MTP ® (MPO) optical connectors over four pairs of parallel multimode fiber. The SR4 QSFP+ module is compatible with OM3 or OM4

40Gbps QSFP SR4 Optical Transceiver Module

A single +3.3V power supply is required to power up the module. Both power supply pins VccTx and VccRx are internally connected and should be applied concurrently.

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40G QSFP Optical Transceiver

Its modules are designed to operate over multimode fiber systems using an 850nm VCSEL laser array. An optical fiber ribbon cable with an MPO/MTP connector can be plugged into the QSFP module

40G QSFP+ DWDM 80km Optical Transceivers

Wave Thought Tech 40GBASE QSFP+ is a portfolio of optical transceiver modules designed upon Multi-Source Agreement (MSA) of high-density and low-power 40 Gigabit Ethernet connectivity options for

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40G QSFP+ DWDM 80km Optical Transceivers

Wave Thought Tech 40GBASE QSFP+ is a portfolio of optical

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40G QSFP+ Module

Key2 Optics 40G QSFP+ optical module series, including 150m/400m SR4, 2km/10km/30km LR4, adopts LC or MPO optical port, compatible with IEEE802.3bm, SFF-8436 and other standards; with

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Micro-Modular & Edge DC

Prefabricated micro-modular data centers and edge pods, scalable from 5 to 50 racks, ready for 5G and edge AI workloads.

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Single-phase immersion cooling tanks and direct-to-chip liquid cooling switches, achieving PUE below 1.1.

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GPU-accelerated AI servers, high-density server racks, and network cabinets optimized for AI/ML workloads.

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Real-time data center infrastructure management, plus overhead cable trays and fiber bridges for structured cabling.

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Contact CSC Energia Data Infrastructure

We provide custom data center infrastructure solutions, from micro-modular DCs to immersion cooling and AI-ready racks.
From design to deployment, our team ensures energy-efficient, scalable, and carrier-grade digital infrastructure.

Al. Jerozolimskie 180, Entrance B, 02-486 Warsaw, Masovian Voivodeship, Poland

+48 571 392 846  |  +48 571 392 846  |  [email protected]