2x100G QSFP-DD Modules | Dual 100G Optical Transceivers
High-density 2x100G QSFP-DD transceivers for 200G breakout applications. SR4, CWDM4, and LR4 options from 100m to 10km. Compatible with major vendors.
HOME / Distributor Optical Modulator QSFP-DD - Lwazi Photonic Multiplexing & Optical Networks
High-density 2x100G QSFP-DD transceivers for 200G breakout applications. SR4, CWDM4, and LR4 options from 100m to 10km. Compatible with major vendors.
What is QSFP-DD? QSFP-DD is an advanced hot-pluggable optical transceiver form factor that doubles the bandwidth density of traditional QSFP28
FS 400G QSFP-DD module solutions featuring high-performance, high-bandwidth, and cost-effectiveness, are ideal for 400GbE and data centres.
QSFP-DD 400G ZR and ZR+/ZR+ Pro coherent optical modules have obvious differences in transmission distance, module specifications, power consumption,
Generic Compatible 400GBASE-SR4 QSFP-DD module is designed to support speed up to 425Gbps with a distance up to 100m over OM4/OM5 multimode fiber. It is quite suitable for short
Key differences between SR4, DR4, FR4, and LR4 400G optical modules. Expert advice from Asterfusion engineers to optimize your data center network.
The QSFP-DD standard represents the pinnacle of optical interconnect evolution — enabling unprecedented bandwidth density, efficiency, and scalability for modern data centers.
Shop high-speed optical transceivers from Unitekfiber. We offer 100% compatible 40G, 100G, and 400G QSFP-DD modules for data centers. Expert technical support & wholesale pricing.
Arista Compatible 200GBASE-2xLR4 QSFP-DD 8x25G NRZ 1310nm 10km SMF DOM Dual CS Duplex Optical Transceiver Module The QDD-200G-2xLR4 transceiver module is designed for use in 200
QSFP-DD ports incorporate a riding heatsink that can be sized independently of the optical module, added on top of the module, or placed between modules. This flexibility enables switch and routing
The TQD011-TUNC-SO is an QSFP-DD form-factor (type 2a) DWDM transceiver for coherent 100Gbps Ethernet applications. The transceiver is intended for use in interconnect applications between data
QSFP-DD transceivers double the number of high-speed electrical interfaces in QSFP to achieve 400G Ethernet speeds – and double them again to reach 800G.
Smartoptics QSFP-DD transceivers provide cost-efficient 400G and 800G optical networking. QSFP-DD (Quad Small Form-Factor Pluggable Double Density)
The 400G QSFP-DD ZR+ is a C-Band optical frequency tunable coherent optical module, combines 7nm coherent DSP ASIC functionality with best in class ultra-narrow line-width tunable
How does a QSFP-DD optical module actually work? This animation shows a simplified end-to-end signal flow inside a QSFP-DD transceiver. The host sends high-speed electrical data through eight
The 800G QSFP-DD Optical Module Market was valued at USD 1.43 Billion in 2025 and is projected to reach USD 8.52 Billion by 2035, growing at a CAGR of 19.5% from 2027 to 2035. Market
The Cisco 400GBASE Quad Small Form-Factor Pluggable Double Density (QSFP-DD) portfolio offers customers a wide variety of super high
QSFP-DD Optical transceivers (Double Density) have gained popularity as the preferred form factor for 400G connectivity, thanks to their compact size and
Discover the key factors that drive 400G optical transceiver pricing—from form-factor and component costs to market dynamics and sustainability.
QSFP modules draw from 3.5W (SR4) to 6.0W (LR4) for 100G applications, with newer DSP-based QSFP-DD modules requiring up to 12W for 400G. Reach and Optical Budget: Standardized over 11
Quad Small Form-factor Pluggable Double Density (QSFP-DD) solution that fits into high-density switch and router client ports for optical interconnect links
Learn how Cisco 400G QSFP-DD High-Power (Bright) Optical module''s small size and low power make it an optimal choice for a wide range of
Discover the differences between 800G QSFP-DD and OSFP modules. Learn which packaging offers the best performance, heat dissipation, and scalability.
Amphenol''s QSFP-DD Linear Pluggable Optical (LPO) Transceiver delivers low-latency, high-bandwidth PCIe ® Gen 5.0 over optical link, enabling
By form factor, QSFP28 and QSFP-DD devices held 38.72% share in 2025, while OSFP packages are on course for a 14.83% CAGR to 2031. By fiber
The QSFP-DD ZR Plus variant complies with OpenZR+ MSA, allowing to cope for distances going from regional to long haul with multiple amplification sites between the end point. This variant is also
400 Gb/s DR4+ (Data Center Reach 4-lane) QSFP-DD Optical Transceiver is a small form-factor, high speed, and low power consumption product targeted for use in optical interconnects for data
The InnoLight''s 400G QSFP-DD is on of the first 400G optical transceiver on the market and it allows to communicate up to 2km in PSM4. The InnoLight solution is based on the INPHI chipset, the