# Optical Transceiver List

> Optical transceiver manufacturers run from module makers such as InnoLight, Coherent and Eoptolink to the DSP, laser and co-packaged optics suppliers behind them. Of the 47 companies here, 29 list 1.6T optics, 15 sell LPO or LRO and 9 build co-packaged optics. Compare the documented speeds, form factors and dated product status below.

Every maker from laser to module, on one eye diagram. 47 makers, each field linked to its public source, last verified 2026-11-11.
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## Data
- [Optical transceiver manufacturers, compared](https://opticaltransceiverlist.com/): the full comparison table
- [Data (JSON)](https://opticaltransceiverlist.com/data.json): every record with sources
- [Data (CSV)](https://opticaltransceiverlist.com/data.csv): one row per maker
- [Methodology](https://opticaltransceiverlist.com/methodology/): what each field means and how it is verified

## Makers
- [Accelink](https://opticaltransceiverlist.com/accelink/): Accelink, based in Wuhan, makes optical chips, transceivers and DWDM components, from a 1.6T OSFP224 DR8 and 800G LPO modules to a 400G L-band CFP2-DCO coherent module, and is building a silicon photonic chip line.
- [Amphenol (XGIGA)](https://opticaltransceiverlist.com/amphenol/): Amphenol offers 1.6T OSFP transceivers in fully retimed and linear receive variants. The catalog includes DR8 and dual-DR4 configurations with integrated or riding heat sinks.
- [Applied Optoelectronics](https://opticaltransceiverlist.com/applied-optoelectronics/): Applied Optoelectronics (AOI) makes its own lasers and transceivers in Texas, Taiwan and China and began shipping 800G modules to a large hyperscale customer in Q1 2026. Data center sales were US$195.7M of US$455.7M in 2025.
- [Arista Networks](https://opticaltransceiverlist.com/arista/): Arista sells branded 800G OSFP and QSFP-DD optics, including three LPO OSFP types rated below 9 W versus 16 W for the listed retimed 800G types. Its transceiver guide also lists an 800G ZR/ZR+ OSFP module.
- [AXT](https://opticaltransceiverlist.com/axt/): AXT makes the indium phosphide and gallium arsenide wafers that transceiver lasers are grown on, in Beijing, Kazuo and Dingxing through its subsidiary Tongmei.
- [Ayar Labs](https://opticaltransceiverlist.com/ayar-labs/): Ayar Labs makes TeraPHY optical I/O chiplets that sit in the package next to GPUs and switches, now 8 Tb/s over UCIe, fed by its SuperNova 16-wavelength external light source.
- [Broadcom](https://opticaltransceiverlist.com/broadcom/): Broadcom sells the PAM4 DSPs, VCSELs and EMLs that module makers build 800G and 1.6T optics around, and ships Tomahawk 6 Davisson, a 102.4 Tb/s switch with co-packaged optics. Its 3 nm Sian3 DSP targets sub-23 W 1.6T modules.
- [Cambridge Industries Group (CIG)](https://opticaltransceiverlist.com/cig/): CIG demonstrated 1.6T and 800G transceivers at OFC 2025, with silicon photonics and EML designs. Its portfolio also includes 800G LPO and LRO modules.
- [Celestial AI](https://opticaltransceiverlist.com/celestial-ai/): Celestial AI built the Photonic Fabric, an optical I/O chiplet that co-packages with XPUs and scale-up switches, with 16 Tb/s per first-generation chiplet. Marvell closed its US$3.25B upfront acquisition on 2 February 2026.
- [Ciena](https://opticaltransceiverlist.com/ciena/): Ciena offers WaveLogic 6 Nano coherent pluggables, including 800ZR/ZR+ and a 1.6 Tb/s Coherent-Lite design for data center fabric and campus links. The latter supports dual 800G data paths within one 3 nm DSP.
- [Cisco (Acacia)](https://opticaltransceiverlist.com/cisco-acacia/): Cisco sells 800G ZR and ZR+ coherent pluggables in QSFP-DD and OSFP, built by its Acacia unit on the Delphi DSP, for data center interconnect from 120 km to beyond 1,000 km. Cisco was 18.2% of Fabrinet's fiscal 2025 revenue.
- [Coherent](https://opticaltransceiverlist.com/coherent/): Coherent (formerly II-VI and Finisar) builds datacom transceivers from its own lasers up: VCSELs, EMLs, InP CW lasers and silicon photonics. It started revenue shipments of 1.6T transceivers in its fiscal fourth quarter of 2025.
- [Credo](https://opticaltransceiverlist.com/credo/): Credo supplies Bluebird optical DSPs for 800G and 1.6T modules in full-DSP and linear receive variants, alongside its active electrical cables. Its fiscal 2025 revenue was US$436.8M across the company.
- [Eoptolink](https://opticaltransceiverlist.com/eoptolink/): Eoptolink makes 400G, 800G and 1.6T pluggables in Chengdu, with EML and silicon photonics options, LPO and LRO variants and 400G ZR/ZR+ coherent modules in mass production. NVIDIA names it among its pluggable transceiver suppliers.
- [Fabrinet](https://opticaltransceiverlist.com/fabrinet/): Fabrinet is the contract manufacturer behind a large share of the world's AI optics: optical products were US$2.62B of its US$3.42B fiscal 2025 revenue, with NVIDIA at 27.6% and Cisco at 18.2%.
- [Formerica Optoelectronics](https://opticaltransceiverlist.com/formerica/): Formerica specifies the TES-K19BF-CFC 1.6T OSFP224 transceiver for AI and HPC data centers. It uses a silicon photonics modulator and DSP with dual MPO-12/APC optical connectors.
- [Gigalight](https://opticaltransceiverlist.com/gigalight/): Shenzhen-based Gigalight designs and builds pluggable optics from 100G to 1.6T, silicon photonics modules, a 1.6T linear-drive NPO engine under 11 W and a 400G ZR+ coherent module.
- [Hengtong (Hengtong Rockley)](https://opticaltransceiverlist.com/hengtong/): Hengtong markets 800G DR8 and 400G FR4/DR4 transceivers through its Hengtong Rockley business. The cited 800G design uses cooled EMLs and a 7 nm DSP for short single-mode links.
- [HG Genuine](https://opticaltransceiverlist.com/hg-genuine/): HG Genuine supplies 800G LPO modules and coherent QSFP-DD optics using in-house silicon photonics. Its OIF demo sheet specifies 800ZR and 400G OpenZR+ reach separately.
- [Huawei](https://opticaltransceiverlist.com/huawei/): Huawei sells StarryLink optical modules for data center switches, with a catalog spanning GE to 800GE. Its separate 2020 OptiXtrans announcement describes a tunable 200G–800G transport module; it does not identify a ZR pluggable.
- [Hyper Photonix](https://opticaltransceiverlist.com/hyper-photonix/): Hyper Photonix designs the HSOM-T16-DR-P8S9 silicon photonics transceiver for 1.6T Ethernet and InfiniBand. The OSFP224 module provides parallel single-mode links with dual MPO-12/APC connectors.
- [InnoLight (Zhongji Innolight)](https://opticaltransceiverlist.com/innolight/): InnoLight, the transceiver arm of Zhongji Innolight, sells 100G to 1.6T modules to cloud data center operators on two platforms, EML and silicon photonics. It reported CN¥23.86B in 2024 revenue and was first to launch a 1.6T-DR8 OSFP224 LPO.
- [Intel (silicon photonics)](https://opticaltransceiverlist.com/intel-silicon-photonics/): Intel put silicon photonics into volume with more than six million 100G transceivers and integrated lasers in use, then handed its pluggable module lines to Jabil in 2023 to focus on silicon photonics components and optical I/O.
- [Jabil](https://opticaltransceiverlist.com/jabil/): Jabil took over Intel's silicon photonics pluggable transceiver lines in 2023 and builds 800G and 1.6T OSFP modules on Intel silicon photonics engines, alongside contract photonics manufacturing.
- [Juniper Networks](https://opticaltransceiverlist.com/juniper/): Juniper sells branded 800G and 1.6T client optics and JCO800 coherent pluggables. The JCO800 QSFP-DD reaches 120 km at 800ZR and up to 1,800 km at 400G on amplified links.
- [Ligent (formerly Hisense Broadband)](https://opticaltransceiverlist.com/ligent/): Ligent, formerly Hisense Broadband, makes optical chips and modules and lists 1.6T OSFP DR4, 2xDR4 and 2xFR4 modules, including LRO variants. Its company profile reports volume production of 800G and 1.6T modules and identifies the HKEX ticker 9856.
- [Lightmatter](https://opticaltransceiverlist.com/lightmatter/): Lightmatter announced Passage L200 and L200X 3D co-packaged optics engines with 32 and 64 Tb/s aggregate transmit-plus-receive bandwidth. Its M1000 silicon photonics interposer reference platform is specified at 114 Tb/s total optical bandwidth.
- [Linktel Technologies](https://opticaltransceiverlist.com/linktel/): Linktel, from Wuhan's Optics Valley, makes 800G LPO modules on silicon photonics and showed 1.6T LPO, LRO and FRO modules at OCP 2026 after the September 2026 LPO-MSA plugfest.
- [Lumentum](https://opticaltransceiverlist.com/lumentum/): Lumentum supplies the EML lasers inside most 800G and 1.6T modules and sells its own 1.6T OSFP transceivers, including a transmit-retimed (TRO) version at 16 W. Cloud & Networking brought in US$1.41B of its US$1.65B fiscal 2025 revenue.
- [MACOM](https://opticaltransceiverlist.com/macom/): MACOM sells the analog chipsets and lasers module makers build transceivers and active copper cables from: PAM4 retimers, TIAs, modulator drivers, high-power CW DFB lasers and 200G PIN photodiodes, for links up to 1.6T and 3.2T.
- [Marvell](https://opticaltransceiverlist.com/marvell/): Marvell makes the PAM4 DSPs (Ara, the first 3 nm 1.6T DSP), LPO chipsets and COLORZ 800 ZR/ZR+ coherent modules inside AI networks, and bought Celestial AI for optical I/O in February 2026. Data center made up 74% of its US$8.2B fiscal 2026 revenue.
- [MaxLinear](https://opticaltransceiverlist.com/maxlinear/): MaxLinear announced customer sampling of its Rushmore 1.6T PAM4 DSP in March 2025. It supports 200G lanes and works with the Washington TIA for next-generation optical modules.
- [Mitsubishi Electric](https://opticaltransceiverlist.com/mitsubishi-electric/): Mitsubishi Electric supplies optical chips for data center transceivers, including a 200 Gbps PIN photodiode for 800G and 1.6T modules and a 112 GBaud PAM4 EML in development.
- [Molex](https://opticaltransceiverlist.com/molex/): Molex supplies pluggable optics including a 400G OpenZR+ QSFP-DD module for data center interconnect. Its cited optical catalog spans short multimode links through long-reach single-mode links.
- [Nokia (Infinera)](https://opticaltransceiverlist.com/nokia-infinera/): Nokia offers ICE-X 800G ZR/ZR+ coherent pluggables and ICE-D 1.6T DR8 linear pluggable optics. Infinera became part of Nokia on 28 February 2025.
- [NVIDIA (LinkX)](https://opticaltransceiverlist.com/nvidia-linkx/): NVIDIA sells its own LinkX transceivers and cables up to 1.6T for its Quantum and Spectrum switches and ConnectX NICs, and builds co-packaged optics into Quantum-X and Spectrum-X Photonics switches with 800 Gb/s ports.
- [O-Net Technologies](https://opticaltransceiverlist.com/o-net/): O-Net lists 1.6T OSFP DR8 and 2xFR4 transceivers using silicon photonics transmitters, alongside 800G OSFP modules and active optical cables.
- [POET Technologies](https://opticaltransceiverlist.com/poet-technologies/): POET builds optical engines on its optical interposer platform, with 1.6T 2xFR4 and DR8 transmit and receive engines and an 800G 2xFR4 receive engine, sold to module makers.
- [Ranovus](https://opticaltransceiverlist.com/ranovus/): Ranovus makes Odin multi-terabit optical engines for co-packaged and near-packaged optics, with its own quantum dot and quantum well lasers; the Odin 128 carries 12.8 Tb/s for XPU and switch scale-up.
- [Semtech](https://opticaltransceiverlist.com/semtech/): Semtech supplies FiberEdge and DirectEdge analog laser drivers and transimpedance amplifiers for retimed and linear pluggable optics. These components support optical module designs from 400G through 1.6T.
- [Shijia Photons](https://opticaltransceiverlist.com/shijia/): Shijia supplies AWG chips, fiber-array assemblies and laser chips for optical module makers. Its first-half 2026 filing reports small-batch shipments of AWG components for 1.6T modules and fiber-array components for CPO.
- [Source Photonics](https://opticaltransceiverlist.com/source-photonics/): Source Photonics ships 1.6T and 800G transceivers built on its own 200G-per-lane EMLs, with silicon photonics and InP PIC variants of its 1.6T DR8, from sites in the US, Taiwan and China.
- [Sumitomo Electric](https://opticaltransceiverlist.com/sumitomo-electric/): Sumitomo Electric supplies EML, continuous-wave and tunable laser sources for optical networks. It has also announced a 400G FR4 QSFP-DD module; its data center growth strategy emphasizes optical devices and substrates.
- [T&S Communications](https://opticaltransceiverlist.com/ts-communications/): T&S introduced an 800G OSFP transceiver with an MMC optical interface in March 2026. The module uses dual 400G channels and covers DR8 and SR8 architectures for high-density switching.
- [TE Connectivity](https://opticaltransceiverlist.com/te-connectivity/): TE Connectivity offers optical transceivers for cloud, AI and high-performance computing networks, complementing its active optical cables. Its published portfolio includes 200G through 1.6T modules.
- [TFC Optical Communication](https://opticaltransceiverlist.com/tfc-optical/): Suzhou TFC (Tianfu) supplies the passive optics and 800G and 1.6T optical engines inside other makers' modules and is a named partner in NVIDIA's silicon photonics ecosystem. Its 2025 revenue was CN¥5.11B, 58% from active optical components.
- [Yuanjie Semiconductor](https://opticaltransceiverlist.com/yuanjie/): Yuanjie makes laser chips in Shaanxi from MOCVD epitaxy to test: 10G to 50G DFB lasers for CWDM and LWDM and high-power CW lasers for data center and carrier links.

## Optional
- [All records in one file](https://opticaltransceiverlist.com/llms-full.txt)
- [Sitemap](https://opticaltransceiverlist.com/sitemap.xml)