Site: CyrusOne Frankfurt I

Company: CyrusOne
Metro: Frankfurt
State: Hesse
Country: Germany / Deutschland
Region: Western Europe
Region: Europe
Region: EMEA
Region: World
Leonhard-Heißwolf-Straße 4

Gross SqFt: 53,819
Total Power: ??? NN
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PUE: 1.3

The facility was previously known as Zenium Frankfurt One.


  • Block A offers 5,000 sq m of high specification technical space
  • Expansion up to 15,000 sq m with Blocks B & C (5000sq m each)
  • Three buildings, each arranged over five storeys plus basement level
  • Fully flexible solutions from 1500W/sq m and higher if required
  • 24 x 7 x 365 building operation
  • 800mm raised floor with 3.4 metres to underside of soffit
  • Secure managed delivery bay with 3 tonne goods lifts
  • Floor loading 15kN per sq m


  • Highly resilient, concurrently maintainable power and cooling to Tier III+
  • Dedicated electrical plant to each floor
  • Mains power supplied via A&B 110kV incomers diversely routed Active / Active with a capacity of up to 45MVA
  • All IT power metered and charged as consumed at dedicated MV meters
  • N+N power solutions dedicated to each hall
  • Minimum N+N UPS with 10 minute battery back-up as standard
  • Fully rated N+N back-up generators with 36 hour fuel autonomy at full load, capable of continuous running


  • N+1 adiabatic cooling plant
  • Cooling infrastructure individually managed and linked to BMS
  • Dedicated DFU’s at N+2 to each hall
  • Independently regulated temperature and humidity to each space
  • Option for air cooled solutions if required

Security and Compliance:

  • 3 metre high secure perimeter fence
  • External CCTV and Geoquip trembler wire to fence
  • 24 x 7 x 365 on-site security located in secure control room
  • Extensive CCTV and access control throughout the facility
  • Progressive layers of security to restrict access through the site
  • Swipe card access

Map and Nearby Locations:

Leonhard-Heißwolf-Straße 4

SITES within 15 miles of CyrusOne Frankfurt I

Show SqM

Distance Site name SqFt
0.00 miles CyrusOne Frankfurt II 80,729
0.01 miles CyrusOne Frankfurt III 123,786
0.06 miles CyrusOne Frankfurt IV 51,667
0.13 miles Digital Frankfurt Sossenheim 179,757
0.29 miles Colt Frankfurt West 107,639
0.69 miles Global Switch Frankfurt 304,705
0.80 miles NTT Frankfurt 1 Campus 699,654
0.82 miles Amazon FRA54
2.09 miles Equinix Frankfurt FR4 FR6 86,002
2.13 miles Equinix Frankfurt FR8 51,600

Frankfurt I Facility
Source: CyrusOne
Zenium Frankfurt One before rebranding
German Colocation Matrix (2017) Rankings by Research in Action
Posted in Germany / Deutschland
Source: Computer World and Research in Action

October 2018

Frankfurt I Data Sheet (PDF)

May 2015

Zenium 2015 Spec Sheet

May 2015

Zenium 2015 Brochure