Maincubes FRA02
Hessen, Germany
Source: OpenStreetMap
Maincubes FRA02 is a mapped data center in Hessen, Germany, operated by maincubes. DataCentersExposed has documented a 43,651 sq ft footprint at this site. It runs on Germany's grid, which was 41% fossil-fuelled at 330 gCO₂e/kWh in 2025 (Ember).
Reporting by Eric Keller · Updated Jun 14, 2026
Most sites are mapped — located but awaiting a second source. How we verify
Dot size = disclosed capacity (MW). Smallest = undisclosed, not small.
Overview
source: linkMaincubes FRA02 is a data center in Germany operated by maincubes. Public records map its footprint at 43,651 square feet. The ultimate corporate parent above maincubes is not disclosed in available records.
Operator chain
The grid behind this site
source: Ember · EurostatA large data center in Germany pays 21.56¢/kWh for electricity — a household pays 39.43¢, 45% more than the data center (Eurostat).
National grid context, not this facility's own metering. Full country picture: Germany data centers.
In the news
source: Google News (local + English)- Rechenzentrum heizt die StadtDataCenter-Insider· Apr 16, 2026
- Grüne Fernwärme bis 2045stadt+werk· Apr 15, 2026
- Spatenstich in Nauen für Umspannwerk und Kabeltrasse für neues RechenzentrumDataCenter-Insider· Mar 26, 2026
- Maincubes sichert sich eine Milliardenfinanzierung für AusbauDataCenter-Insider· Jan 13, 2026
- Frankfurt lehnt Gespräch über Abwärme-Projekt trotz Schul-Lösung abfnp.de· Dec 22, 2025
- FRA03: Richtfest für grünes Maincubes-DatacenterDataCenter-Insider· Jun 17, 2025