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Applied Optoelectronics

800G and 1.6T data-center transceivers, own lasers

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Where it fits in an AI server rack

Received a first volume order of more than $200 million for 1.6T data-center transceivers from a long-term hyperscale customer (Mar 9, 2026), with shipments from early Q3 to Q4 2026; Q2 2026 data-center revenue was $107.7 million of $191.9 million as 800G shipments more than doubled. Its 2025 10-K says most of its data-center transceivers use its own laser chips, all made in Sugar Land, Texas.

What the evidence establishes

AI-rack evidence

Disclosed: AOI’s releases and 2025 10-K describe the 1.6T order, the 800G ramp and its in-house laser manufacturing.

An explicit AI-server or AI-rack product, design-in, supply role, program, reference design or partnership, such as a part named for rack-scale AI systems or a product sold for AI data centers. For a rack builder, it means the company’s own AI servers or racks. This does not establish revenue, market share, volumes or future sourcing.

Component role800G and 1.6T data-center transceivers, own lasers
EvidenceDisclosed: AOI’s releases and 2025 10-K describe the 1.6T order, the 800G ramp and its in-house laser manufacturing.
How we knowDisclosed The company’s own filing, release, annual report, product page or investor record describes the AI-server or AI-rack role. Where customers are unnamed, the listing says so.
Primary sourceApplied Optoelectronics — supporting disclosure
Company or official disclosure; vendor claims are attributed to their source.
Checked. This is the research review date, not the source publication or quote time.

Keep in perspective

The 1.6T customer is unnamed; Microsoft was 28.8% of 2025 revenue, and CATV products were 53.8% of 2025 revenue. Amazon holds a warrant to acquire AOI shares (Mar 13, 2025), which does not by itself establish volumes.

Diversified business exposure. This describes the breadth or role of the business; it is not an investment rating. An AI-server product, design-in or partnership does not by itself establish material AI-rack revenue, market share, or future returns.

Connections to the assembly

These links explain the technology relationship. The model is illustrative and does not represent an actual manufacturer’s bill of materials.

Optical transceivers

Pluggable 800G and 1.6T modules that convert electrical signals to light and back for links that leave the rack.

Scope of the company links: 800G and 1.6T pluggable modules (OSFP) for the rack’s scale-out links. NVIDIA names Coherent, Eoptolink, Fabrinet and Innolight as pluggable-transceiver leaders (Mar 18, 2025). Innolight, Eoptolink and Accelink list 1.6T OSFP modules in their 2025 annual reports, Coherent and Lumentum describe 800G/1.6T modules in their 10-Ks, and AOI has a first 1.6T volume order of over $200 million from an unnamed hyperscaler. Fabrinet is a contract manufacturer (NVIDIA was 16.3% of FY2026 revenue), not a module brand. NVIDIA sells LinkX-branded optical transceivers without naming their makers. TFC supplies optical engines and passive parts that go inside modules, and Credo sells ZeroFlap optical transceivers. None of these sources gives volumes or says which system a given module ships into. Cisco ships 1.6T OSFP and 800G linear-drive optics with its Silicon One systems, and Luxshare lists 800G and 1.6T optical modules in small-batch supply.

Related research

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