18Dec, 2025
    100G SFP56-DD SR2 Optical Interconnect Solution

    Overview

    The 100G SFP56-DD SR2 optical module is built on 2×50G PAM4 modulation technology, delivering double-density capability and exceptional port density for next-generation high-performance networks.

    The SFP56-DD (Double Density) form factor maintains the compact footprint of a traditional SFP+ module (approximately 14 × 56 mm), while enabling 100 Gbps high-speed transmission through two 53.125 Gbps electrical lanes.

    Compared with QSFP28 (18.35 × 72.4 mm), the SFP56-DD significantly optimizes PCB utilization, reducing occupied board space by approximately 35%. This enables a higher number of ports within the same system footprint, supporting ultra-high-density network deployments and improved system scalability.

    Key Product Highlights

    • Operate on 2x 50G PAM4
    • SFP-DD MSA Compliant
    • 2×53.125Gb/s(PAM4 optical interface
    • 2×53.125Gb/s(PAM4) electrical interface
    • Operating Case Temperature Standard: 0~+70℃
    • Optical interface MPO-12
    • Power consumption <3W

    Application Scenarios

    18Dec, 2025
    Immersion Liquid-Cooling Silicon Photonics Modules– 400G DR4 / 800G DR8

    Overview

    GIGALIGHT, as one of the global leaders in liquid-cooled interconnects, has developed a comprehensive immersed liquid-cooling product line. Its solutions cover the 5G fronthaul product line as well as the latest AI compute applications with 400G and 800G products. These offerings not only address the thermal challenges of high-performance computing but also help drive data centers worldwide toward higher density and lower carbon footprints.

    The 400G DR4 and 800G DR8 silicon photonics liquid-cooled modules combine SiPh technology with liquid cooling, reducing module power consumption while further improving energy efficiency.

    Technical Highlights

    • Silicon Photonics Integration (SiPh): Offers high integration, low power consumption, lower cost, and high-speed transmission. Reduces module power consumption by 30%, supporting 400G/800G and future 1.6T speeds.
    • Packaging Design: Unique hermetically sealed housing with pressure resistance >0.2Mpa. The enclosure uses high thermal conductivity materials for 50% improved cooling efficiency in liquid environments. Includes a dedicated seal-check valve to ensure sealing quality.
    • Compatibility: Supports multiple form factors, including QSFP112, QSFP-DD, OSFP, and OSFP-RHS, compatible with 100G–800G modules and future 1.6T modules.
    • CPO (Co-Packaged Optics) Compatible: Offers ultra-low power options for next-gen 51.2T switches.
    • Coolant Types Supported: Fluorinated liquid, mineral oil, silicone oil, etc.

    GIGALIGHT Liquid-Cooling SiPh Optical transceviers Portfolio:

    No.NameForm FactorStatusNotes
    1800G DR8OSFPsamplesInphi DSP++ + silicon photonics
    2400G DR4OSFP-RHSsamplesInphi DSP+ + silicon photonics
    3400G DR4QSFP112samplesInphi DSP + silicon photonics

    Application Scenarios

    17Dec, 2025
    Immersion Liquid-Cooling Optical Extender Solutions

    Overview

    As a leader in optical interconnect technology, GIGALIGHT has successfully developed a comprehensive liquid-cooled interconnect product line, including immersed liquid-cooled optical modules, AOCs, and liquid-cooled extenders. These solutions are widely applicable to 5G fronthaul and the latest AI compute scenarios, covering 400G and 800G high-speed interconnect requirements and supporting data centers in moving toward low-carbon, high-density operations.

    The liquid-cooled extender series further addresses the interconnect demands of high thermal-density data centers, enabling efficient and reliable connectivity in demanding environments.

    Technical Highlights

    • High-Speed Core: Supports extension up to 0.5m (0.3m for 800G), featuring GIGALIGHT’s patented “fish-shaped” design.
    • Packaging Compatibility: Supports SFP112, QSFP28, QSFP-DD, OSFP, etc., covering 25G~800G and paving the way for 1.6T.
    • Thermal Optimization: Integrated 1.5W silent fan inside the socket to enhance heat dissipation.
    • Visual Monitoring: Equipped with indicator lights, ideal for frequent plug-and-play scenarios, effectively extending switch port lifespan.

    GIGALIGHT Immersion Liquid-Cooling Extender Portfolio

    No. NameForm FactorStatusSpecs
    1100GQSFP28MP（Mass）26AWG, up to 0.5m
    2200GQSFP56MP（Mass）26AWG, up to 0.5m
    3400GQSFP-DDMP（Mass）26AWG, up to 0.5m
    4800GQSFP-DDOptimization30AWG, up to 0.3m
    525G/50GSFP56Sample Phase
    640GQSFP+Sample Phase
    7100GSFP112Sample Phase
    8200GQSFP-DDSample Phase
    9400GOSFP-RHSSample Phase
    10800GOSFP/OSFP-RHSSample Phase
    11800GOSFP to QSFP-DDSample Phase

    Application Scenarios

    17Dec, 2025
    COLOR X SiPh DWDM Solutions– 100G QSFP28 DWDM1 and 400G QSFP-DD PSM DWDM4, O-Band

    Overview

    GIGALIGHT’s Color X O-BAND series modules operate in the O-Band with a 200 GHz channel spacing. Based on this platform, GIGALIGHT offers a complete O-BAND DWDM solution, including 100G, 200G, and 400G O-BAND DWDM modules and systems. These solutions are widely applicable to metro access and aggregation networks, data center interconnects (DCI), and 5G fronthaul, providing cost-effective connectivity for 5G networks, enterprise private lines, and distributed computing in medium- to short-reach scenarios.

    For applications requiring longer transmission distances, the use of SOA amplifiers can extend the reach up to 30 km, and the system supports 1+1 fiber link protection to ensure stable and reliable transmission. Additionally, the GIGALIGHT O-BAND DWDM solution supports remote NMS (Network Management System) control, allowing users to monitor and manage the network in real time, while reducing operational and maintenance costs.

    Key Products & Highlights

    Color X 400G QSFP-DD PSM DWDM4 O-Band

    • 30-wavelength O-BAND DWDM,
    • 200 GHz spacing
    • Up to 15 km and 30km under SOA
    • Power comsuption <12.75W

    Color X 200G QSFP-DD PSM DWDM4 O-Band

    • 30-wavelength O-BAND DWDM,
    • 200 GHz spacing
    • Up to 20 km and 30km under SOA
    • Power comsuption <11W

    Color X 100G QSFP28 DWDM1 O-BAND

    • 100G PAM4 SiPh MZ
    • O-Band 200GHz 16-Channels
    • Up to 30km with SOA
    • Power Consumption <3.5W

    Application Scenarios

    17Dec, 2025
    COLORZR+ WDM Optical Module & Subsystem Solutions– 100G QSFP28 PSM DWDM4, C-Band

    Overview

    GIGALIGHT’s Four-Carrier Color ZR+ C-BAND 100G QSFP28 PSM DWDM4 optical module features an MPO-12 interface on the optical port side. When combined with an external wavelength multiplexer/demultiplexer, along with DCM dispersion compensation and EDFA amplification, it can support transmission distances of at least 80 km.

    The optical module has a total power consumption below 5 W. Under dual-fiber transmission, the system bandwidth reaches 1200G, while under single-fiber conditions, it supports 400G. This module can be directly inserted into 100G QSFP28 switch ports, eliminating the need for traditional DWDM optical layer devices.

    GIGALIGHT also provides a one-stop solution with its self-developed intelligent 1U optical layer equipment, which includes DWDM EDFA, AAWG, and tunable TDM or fixed DCM. This enables customers to deploy a complete non-coherent DWDM transmission system quickly and efficiently.

    Key Product Highlights

    • 4x25G NRZ EML
    • C-Band 100GHz 48-Channels
    • Up to 80km with EDFA
    • Power Consumption <5W

    Application Scenarios

    17Dec, 2025
    Single-Wavelength 800G DCI BOX Coherent Subsystem Solution

    Overview

    GIGALIGHT’s single-wavelength 800G DCI BOX coherent subsystem leverages high-bandwidth 800G single-wavelength coherent transmission with low-loss performance to optimize data center interconnect (DCI) links. This solution combines long-reach transmission capability with flexible deployment, meeting the critical demands of cross-domain connectivity in compute networks and achieving enhanced bandwidth density and transmission efficiency.

    Key Products & Highlights

    800G CFP2 DCO

    2x 800G Transponder

    • DWDM Support: Enables wavelength conversion and DWDM transmission.
    • High Capacity: Features a flexible architecture based on 800G CFP2-DCO technology.
    • Throughput: Single card supports 2x 800G channels (Uni/Bi-directional).
    • Line Interface: Accepts 2x 800G CFP2-DCO modules; supports OFEC.
    • Client Interface: Supports 800G QSFP-DD (SR8, FR8, DR8, DR8+).
    • Standardization: Uses Standard MSA pluggable modules.
    • Reach:800G: Metro applications up to 200km.400G: Long-haul applications up to 1000km.

    Application Scenarios

    17Dec, 2025
    Single-Wavelength 400G DCI BOX Coherent Subsystem Solution

    Overview

    GIGALIGHT’s Open Optical Network Lab has successfully deployed single-wavelength 400G DCI BOX network systems at overseas data centers and with telecom operator clients. The system leverages the latest 400G QSFP-DD ZR/ZR+ coherent optical modules and is available in 2U chassis (with optional 1U and 2U configurations), supporting a maximum transmission capacity of 6.4T and featuring a white-box design.

    Additionally, GIGALIGHT has launched the first domestic 400G QSFP-DD DCO Muxponder, with line-side ports supporting cost-effective 400G QSFP-DD DCO ZR/ZR+ and client-side ports supporting 4×100GE QSFP28, catering to DCI interconnect applications.

    Key Products & Highlights

    400G QSFP-DD DCO ZR+

    • IEEE 400GE or n×100GE (n = 1, 2, 4) Ethernet interface
    • Coherent 400G/200G/100G optical interface (OpenZR+ MSA)
    • Hot pluggable QSFP-DD form factor, Type 2A (93.26 mm × 18.35 mm × 8.5 mm)
    • Supports 400GAUI-8, 4×100GAUI-2, 2×100GAUI-2, 2×CAUI-4, 100GAUI-2, CAUI-4
    • Compliant with QSFP-DD Hardware Rev 6.2 & Common Management Interface Rev 5.2
    • Full C-band tunable, flex grid, compatible with LC duplex connectors
    • Max power consumption: 21W

    400G QSFP-DD Muxponder

    • It supports four channels of 100G service transparent transmission and converts four channels of 100G service signal into one channel of single wavelength 400G coherent optical signal.

    Application Scenarios

    17Dec, 2025
    SDI Ultra-HD Video Transmission Solutions– 12G SDI CWDM / DWDM up to 40 km

    Overview

    GIGALIGHT is a global innovator and leader in SDI video and high-speed broadcast optical transmission. Its SDI optical modules are specifically designed for high-definition video signal transmission, supporting SD-SDI, HD-SDI, 3G-SDI, 6G-SDI, and 12G-SDI standards.

    Video optical extenders are used to extend the transmission distance between SDI source and receiver devices over optical fiber, working seamlessly with SDI optical modules. This product series is ideal for broadcast stations, outdoor sports events, large-scale live stage productions, and multi-party interactive recording, live streaming, and directing scenarios, providing reliable, high-quality video transmission in demanding environments.

    Key Products & Highlights

    O-Band 12G SDI DWDM SFP

    • 16-wavelengths 100GHz
    • Available in 16 product variants
    • Supports 30km(APD Receiver)
    • Especially suitable for long-distance broadcast and media scenarios

    12G SDI CWDM SFP

    • 1270nm – 1450nm, 10 wavelengths
    • Transmission distance: 10km
    • Supports SD/HD/3G/6G/12G SDI
    • First 4 wavelengths support up to 30km

    Application Scenarios

    17Dec, 2025
    Passive xWDM Devices Solutions

    Overview

    With years of experience in optical interconnect device development, GIGALIGHT provides a comprehensive range of passive wavelength division multiplexing (WDM) devices and solutions.

    The portfolio includes:

    • CWDM and DWDM modules based on thin-film filter (TFF) technology.
    • Compact CWDM (CCWDM) and compact DWDM (CDWDM) modules leveraging TFF and free-space optical technology.
    • Passive 17–96CH DWDM MUX/DEMUX modules based on athermal arrayed waveguide grating (AAWG) technology, available with 50 GHz, 75 GHz, 100 GHz, or 150 GHz channel spacing.Packaging options include 1U or 2U rackmount chassis, standard metal modules, and miniature modules, providing flexible solutions for a wide range of network deployments.

    Key Products

    AAWG-DWDM MUX/DEMUX Product Features

    • No electrical power required
    • Athermal design to guarantee operation over outdoor temperature
    • 50GHz Interleaved/100GHz channel spacing optional
    • 100GHz Flat top & Gaussian channel spacing optional
    • Express /UPG/1310nm legacy port available upon request
    • Low insertion loss & high isolation
    • Compact size
    • Telcordia GR-1221/1209-CORE compliant

    Application Scenarios

    17Dec, 2025
    AI 800G/1.6T Data Center MPO Fiber Cabling Solution

    Overview

    As a cabling solutions provider, GIGALIGHT offers customized high-density MPO cabling solutions for a wide range of data centers. Its one-stop MPO/MTP product portfolio includes:

    Cabling Components: MPO/MTP fiber patch cords, MPO/MTP trunk cables, MPO/MTP-LC breakout cables, and MPO/MTP conversion cables.
    Management Components: MPO/MTP patch panels, MPO/MTP distribution frames/enclosures, and MPO/MTP adapter panels.
    Testing Tools: MPO loopback test modules and MPO polarity testers.

    These solutions are designed to meet AI compute requirements and support core cabling for 800G and up to 1.6T high-speed transmission networks.

    Key Product Highlights

    • Optimized for High-Density Deployment: Maximizes space utilization.
    • Reduced Link Loss: Ensures stable and reliable signal transmission.
    • Simplified Operations: Streamlines maintenance and lowers management costs.

    Application Scenarios