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CyrusOne London 3

CyrusOne Data Centers · Slough · London Metro · United Kingdom

Design resilience tier
III
Redundancy (as published)
Highly resilient, concurrently maintainable power and cooling to Tier III; Active / Active dual redundant power supplies of 15 MVA; Mains power supplied via 100% rated A&B 33 kV incomers diversely routed active / active with a capacity of 15 MVA; 4.5 MW distributed redundant topology with 4 independent and compartmentalised blocks; Distributed redundant UPS topology with 10-minute battery back-up as standard two UPS systems per block; Fully rated distributed redundant LV back-up generators with 48-hour fuel autonomy; N+1 Indirect Adiabatic Air Cooled solution as standard; A+B Power Supplies to cooling equipment for full redundancy (local ATS's)
Floor area
3,600 m² whitespace
Security
24/7 on-site security
Power band
5–20 MW

Imported · Recorded 08 Jun 2026 · Recent

Cooling
Air cooling, Indirect evaporative, Free cooling
Availability
Availability on request

Imported · Recorded 08 Jun 2026 · Not recent

Cross-connect
On request
Renewable power
100% renewable power
PUE note
The operator describes ultra-low PUE through indirect adiabatic cooling; no figure is published.
Services
Colocation
Certifications 6
ISO 14001ISO 27001PCI DSSSOC 2ISO 45001ISO 9001

Location

View on the full map · Elevation 34 m above sea level

Aerial view of CyrusOne London 3
Aerial view of the site. Imagery MapTiler, OpenStreetMap contributors.

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Data sources

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