CyrusOne FRA7 Frankfurt Westside

Stroofstraße / FRANKFURT WESTSIDE, Frankfurt-Griesheim, Hesse, GermanyUnder construction

Planned critical IT: 81 MW
Updated: Oct 28, 2026
Utility: E.ON Energy Infrastructure Solutions

CyrusOne's FRA7 is under construction inside FRANKFURT WESTSIDE. Its current design is 81 MW of IT capacity across nine halls in two buildings, with up to 40 MW of future waste heat available to the wider development.

Capacity

Total IT capacity

Planned / design or future potential

81 MW

Source

Designed IT load

Design

54 MW

First building · Phase

Phase scope; not a whole-site figure

Source

Designed IT load

Design

9 MW

Initial 9 MW hall/phase · Phase

Phase scope; not a whole-site figure

Source

Expanded total IT plan

Planned / design or future potential

126 MW

E.ON local-generation expansion concept · Phase

Phase scope; not a whole-site figure

Source

Operating IT capacity: Not established in published records

A missing figure does not mean zero. Planned, utility and generation figures are not operating IT capacity.

Development

FRA7 full campusUnder construction

2 buildings

Current 81 MW IT design across nine halls in two three-story buildings.

First buildingUnder construction

1 building

Operator/DCD describe 54 MW IT for the first building; service commencement unconfirmed.

Initial 9 MW hall/phaseUnder construction

Do not treat target as achieved operation.

Second building / remaining campusPlanned

1 building

No residual-capacity arithmetic or delivery date inferred.

Milestones (6)

CyrusOne announced FRA7 partnership and design

Sep 8, 2023 · Recorded actual event

Completed · Announced

Source not linked

First plot handover and responsibility split documented

Apr 18, 2024 · Recorded actual event

Completed · Construction completed

Source not linked

FRA7 construction began

Jul 2024 · Recorded actual event

Completed · Construction started

Source not linked

First FRA7 building topped out

Feb 2026 · Recorded actual event

Completed · Construction completed

Source not linked

CyrusOne removed FRA7 long-term local-generation component

May 2026 · Recorded actual event

Completed · Cancelled

Source not linked

Initial 9 MW delivery target passed without service confirmation

Q2 2026 · Forecast / planned record

Forecast · Forecast completion

Source not linked

Participants

BEOS AG

Developer

Sources by role

Developer (1)

BEOS AG and CyrusOne Reach Key Milestone in Solidifying Strategic Partnership in FRANKFURT WESTSIDE · Apr 18, 2024 · Corroborating

Developer (1)

CyrusOne Announces New Frankfurt Data Center with BEOS and Swiss Life Asset Managers · Sep 8, 2023 · Primary

CyrusOne

Owner

Sources by role

Owner (1)

CyrusOne Announces New Frankfurt Data Center with BEOS and Swiss Life Asset Managers · Sep 8, 2023 · Corroborating

Owner (1)

Frankfurt, Germany: FRA7 · Primary

Owner (1)

CyrusOne Breaks Ground on Most Recent Data Center in Germany · Corroborating

Swiss Life Asset Managers Deutschland GmbH

Investor

Sources by role

Investor (1)

BEOS AG and CyrusOne Reach Key Milestone in Solidifying Strategic Partnership in FRANKFURT WESTSIDE · Apr 18, 2024 · Corroborating

Investor (1)

CyrusOne Announces New Frankfurt Data Center with BEOS and Swiss Life Asset Managers · Sep 8, 2023 · Primary

Other participants (3)

E.ON Energy Infrastructure Solutions

Utility provider

Sources by role

Utility provider (1)

CyrusOne and E.ON Announce Strategic Partnership to Overcome Data Center Grid Capacity Constraints · Primary

State of Hesse

Government authority

Sources by role

Government authority (1)

CyrusOne Tops Out Latest Frankfurt Data Center in Germany · Feb 9, 2026 · Corroborating

Government authority (1)

CyrusOne Breaks Ground on Most Recent Data Center in Germany · Primary

TSL

Contractor

Sources by role

Contractor (1)

CyrusOne Tops Out Latest Frankfurt Data Center in Germany · Feb 9, 2026 · Primary

Capital & incentives

Capital claims and financing records may overlap. Their amounts are not added together.

Capital claims

Anticipated investment

Transaction scope

€>1000000000

Source

Financing records

Investment commitment

Amount not disclosed

Not stated

Ultimate anticipated FRA7 investment; current spend and capital stack undisclosed. Source wording: anticipated investment exceeds EUR 1 billion.

Parties & sources

CyrusOne (Sponsor)

Sources (2)

Site & development

Site area

Actual

63,000 sq m

Source

Parent development area

Actual

73 hectares

Source

Building count

Design

2 buildings

Source

Additional project facts

Project status

Actual

Under construction; first building topped out

Source

Data hall count

Design

9 halls

Source

Technical space

Design

25,266 sq m

Source

Waste heat export potential

Forecast

40 MW thermal

Source

Utility supply design

Design

150 MVA

Source

Infrastructure & permits

Technical details (5)

Electric grid

Secured or contracted

150 MVA

utility supply — 150 MVA; secured design.

Electric grid

Under construction

dedicated substation; under development.

Heat reuse

Planned or represented

40 MW thermal

waste heat recovery — 40 MW_thermal; design dependent on campus network.

Onsite generation

Cancelled or not proceeding

61 MW electric

onsite power generation — 61 MW_electric; cancelled.

Cooling system

Planned or represented

free cooling; design.

Public-source research. Plans may change. See Evidence for sources and qualifications.