
QSFP-DD Product Family » Acacia
Quad Small Form-factor Pluggable Double Density (QSFP-DD) solution that fits into high-density switch and router client ports for optical interconnect links
QSFP-DD is a new module and cage/connector system similar to current QSFP, but with an additional row of contacts providing for an eight lane electrical interface. It is being developed by the QSFP-DD MSA as a key part of the industry's effort to enable high-speed solutions. QSFP-DD extends the use. This guide provides a comprehensive overview of QSFP-DD compatible switches across major vendors, explains the fundamentals of backward compatibility at the port level, and outlines how to verify transceiver compatibility before procurement. 8mm pitch and a dual-mating interface. This. In 2026 enterprise designs, the most common "balanced" pattern is 10G/25G at the access edge + 100G uplinks-beca...

Quad Small Form-factor Pluggable Double Density (QSFP-DD) solution that fits into high-density switch and router client ports for optical interconnect links

The QSFP-DD family supports legacy QSFP channels on the front interface and four additional channels on the rear interface. This interconnect

QSFP-DD I2C Topology As shown in the following figure, the card uses a combination of I2C switches (PCA9545A) and I/O expanders (TCA6408A) to

Our QSFP-DD cages feature a proprietary heat sink design, making them the only solution to work in 15-18W applications at a low cost – providing superior thermal and signal integrity performance.

QSFP-DD to 4xQSFP28 cable assemblies are high performance, high bandwidth and cost effective interconnect solutions that support 400G standard applications with different data rates.

This article outlines key OSFP and QSFP-DD differences and offers four practical interconnection solutions to support scalable 400G/800G data

Learn how to choose QSFP-DD transceivers for 400G/800G networks, including reach, compatibility, power, and breakout options.

Explore the OSFP roadmap from 800G to 1.6T. Compare OSFP vs QSFP-DD and plan your 2025-2027 data center deployment with our complete infrastructure guide.

These 200G Q-DD AOCs automatically configure a Q-DD port to operate in 4-channel QSFP56 mode. Because of the 2xQSFP28 ends, this limits the Q-DD

Discover the complete HPE 400GbE QSFP-DD product guide, including cables, transceivers, and adaptor kits. Buy HPE products for your data

40G-QSFP-SR4-ST Optical Transceiver Module How to Choose the Right QSFP Cable? Choosing a QSFP cable isn''t just about matching the speed.

Amphenol's QSFP-DD high-speed connector family features a scalable, high-performance interconnect platform with 76 contacts on a 0.8mm

This data sheet provides detailed information about Cisco C9610 Series Smart Switches including chassis, line cards, supervisor engines, power

Cable Specifications for QSFP+, QSFP28, and QSFP-DD Transceivers The 40-GbE QSFP+, 100-GbE QSFP28, 400GbE (QDD-400G-DR4 and QDD-400G-SR4P2), and 800GbE

21 DD1600) connector and cage system. QSFP-DD MSA family of modules and cages remain fully backward 22 compatible with the classic QSFP+ formfactor. This document provides a common

It''s a switch-port planning guide: how to map access / aggregation / core roles to the right port form factors (SFP+/SFP28/QSFP28/QSFP-DD), then

20 mechanical and thermal requirements of the pluggable QSFP Double Density (QSFP-DD/QSFP-DD800) and 21 the QSFP112 module in the classic 4-lanes QSFP form factor, connector and cage

Find which switches support QSFP-DD modules. Our 2025 guide covers Cisco, Arista, Juniper and NVIDIA platforms with backward compatibility tips.

They include: QSFP+: This is the most common type that supports up to 40Gbps in data centers. QSFP28: It has a higher bandwidth than QSFP+,

Explore the latest QSFP switches for modern network solutions with this comprehensive guide. Learn about port configurations, features, and more.

Amphenol Commercial QSFP Double Density (DD) Interconnect System is backwards mating compatible with QSFP products. The connectors
Our team can help review your product selection.