Furukawa vs Sumitomo Electric
Furukawa and Sumitomo Electric are both placed on 3 of the same AI data center parts in this catalog, spanning layers 3, 7, 8. Furukawa appears on 4 parts in total and Sumitomo Electric on 4.
At a glance
| Furukawa | Sumitomo Electric | |
|---|---|---|
| Ownership | public | public |
| Headquarters | Tokyo, Japan | Osaka, Japan |
| Primary listing | 5801.T | 5802.T |
| Market cap | 2.04T JPY | 5.72T JPY |
| Parts placed | 4 | 4 |
| Layers covered | 4 | 3 |
| Units / subsidiaries | 0 | 0 |
| Seen in machines | 0 | 0 |
Market caps are a nightly snapshot in each listing's own currency, never converted.
What the shared parts are
- Fiber, connectors, structured cabling — The fiber optic cable, connectors, and structured cabling that carry optical signals between transceivers across a data hall or campus.
- LV cable, wire, tray, raceway — Low-voltage power cable and wire, and the tray and raceway systems that route and support it between switchgear, PDUs, and racks.
- HVDC — Manufacturers of high-voltage direct current converter stations and cable used to move bulk power over long distances or between asynchronous grids.
The 3 parts both make
| Part | Furukawa | Sumitomo Electric |
|---|---|---|
| Fiber, connectors, structured cabling Layer 3 — Networking & interconnect | manufacturer inferred / OFS | manufacturer inferred |
| LV cable, wire, tray, raceway Layer 7 — Electrical: power distribution (grid to rack) | manufacturer inferred | manufacturer inferred |
| HVDC Layer 8 — Power generation & energy supply | manufacturer inferred | manufacturer inferred |
Only Furukawa
- Copper foil layer 4
Only Sumitomo Electric
- Lasers layer 3
Questions
- Do Furukawa and Sumitomo Electric compete?
- In this catalog they are both placed on 3 of the same parts, across 3 layers: Fiber, connectors, structured cabling, LV cable, wire, tray, raceway, HVDC. Sharing a part does not mean selling the same product to the same buyer, so read each row's product note.
- Which has more placements, Furukawa or Sumitomo Electric?
- Furukawa has 4 placements and Sumitomo Electric has 4. Placement counts reflect how thoroughly each company has been catalogued as well as its real breadth, so they are not a ranking.
Generated from the catalog's part-to-company table. Each placement is tagged disclosed, reported or inferred; see sources & method. Neither company is endorsed or ranked here.