Companies that benefit most from CPO optical modules

Key leaders in the CPO optical module sector include Lumentum, Coherent, Marvell, Fabrinet, AAOI, Broadcom, Cisco, and top Chinese players such as Innolight, Eoptolink, and Huawei.

US Market Leaders

• Lumentum: Dominates the EML chip segment, providing critical optical engines for CPO modules, with strong vertical integration and high-performance solutions for AI and hyperscale data centers .
• Coherent: Offers vertically integrated photonics platforms, combining multiple optical technologies to support high-speed interconnects and large-scale deployments .
• Marvell: Integrates AI chips with optical interconnects, enabling efficient CPO solutions for next-generation data centers .
• Fabrinet: A pure contract manufacturer specializing in optical modules, supporting large-scale production for CPO deployments .
• AAOI (Applied Optoelectronics): Represents the LPO route but also contributes to CPO development, particularly in high-speed optical interconnects .
• Broadcom and Cisco: Continue to expand their CPO portfolios, leveraging silicon photonics and strategic partnerships to meet growing data center bandwidth demands .

Chinese Market Leaders

• Innolight Technology: Tops the leaderboard in datacom revenue and high-speed module shipments, particularly 400G+ and 800GbE modules, and is a major supplier for hyperscale AI data centers .
• Eoptolink: Supplies high-speed optical modules and packaging substrates, supporting miniaturization and high-density CPO development .
• Huawei (HiSilicon): Develops coherent DWDM modules and invests heavily in local supply chains for optical and electronic components, maintaining competitiveness despite US export restrictions .
• Yuanjie Technology, Zhongji Xuchuang, Mingyang Circuit, Shijia Photon: These companies are achieving breakthroughs in optical chip mass production, 800G/1.6T module shipments, and packaging substrates, driving domestic CPO capabilities and challenging global incumbents .

Market Trends and Drivers

• Rapid Growth: The CPO market is projected to grow from USD 1.9 billion in 2026 to USD 3.2 billion by 2034, driven by AI workloads, hyperscale data centers, and 400 Gb/s+ Ethernet adoption .
• Technological Integration: CPO modules integrate optical engines with switch chips or DSP ASICs, reducing power consumption and increasing bandwidth density .
• AI and Hyperscale Demand: AI cluster deployments are accelerating 800GbE and 1.6TbE module shipments, with CPO adoption expected to scale significantly by 2030 .
• Strategic Collaborations: Partnerships, such as Intel and Acacia, are accelerating next-generation CPO solutions, highlighting the importance of co-development in the sector . These enterprises collectively shape the global CPO landscape, with US companies leading in chip technology and integration, while Chinese firms excel in high-volume module production and domestic supply chain development.