What Innolight makes for data centers
public · HQ China
Innolight is a publicly listed company and based in China. It appears on 1 part of the AI data center — Optical transceivers — in the role of manufacturer. That part sits in Layer 3 — Networking & interconnect. Its shares trade on Shenzhen Stock Exchange as 300308.SZ.
Listing
Shenzhen Stock Exchange: 300308.SZ· 595 CNY -3.08% · mkt cap 695.4B CNY
Snapshot 2026-10-26T10:41:15Z — nightly, not real-time.· Chart on TradingView ↗
Exposure
1 part across 1 layer
No disclosed data-center revenue share on file.
Parts, by layer
Layer 3 — Networking & interconnect
| Part | Role | Confidence | Competitors | Note |
|---|---|---|---|---|
| Optical transceivers | manufacturer | disclosed | Accelink, Applied Optoelectronics, Broadcom, Cisco, Coherent, Eoptolink |
Where Innolight sits in the stack
Innolight's placements in this catalog cover 1 part, all in layer 3, networking & interconnect. None of them currently carries a sourced supply constraint tag. Across these parts it overlaps with other companies most often on the lines below.
What these parts are
- Optical transceivers — Pluggable optical modules that convert electrical signals to light for transmission over fiber between switches and servers, sold at 400G, 800G, and 1.6T speeds.
Closest peers in this catalog
Seen in real machines
Innolight is named in 1 of the rack teardowns and supercomputer breakdowns on this site. Each line below is a piece of that machine.
- Nvidia GB300 NVL72 · rack teardown
- 800G / 1.6T OSFP transceivers (scale-out)
Questions about Innolight
- What does Innolight make for AI data centers?
- This catalog places Innolight on 1 part: Optical transceivers (manufacturer).
- Is Innolight publicly traded?
- Yes — Innolight is listed on Shenzhen Stock Exchange under 300308.SZ. Prices shown on this page are a nightly snapshot, not real-time, and nothing here is investment advice.
- Where is Innolight based?
- China, per the company record in this catalog.
- Who else makes optical transceivers for AI data centers?
- Accelink, Applied Optoelectronics, Broadcom, Cisco, Coherent and Eoptolink are also placed on Optical transceivers in this catalog.
- How well sourced are these placements?
- Every part→company placement carries a confidence tag. For Innolight the mix is 1 disclosed. "disclosed" means the company or a filing says so; "reported" comes from trade press or a reference-design list; "inferred" is a lead from the taxonomy with no citation yet. Treat reported and inferred as leads, not facts.
Answers are generated from this catalog's own rows — see sources & method.