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CyrusOne LON2 Heathrow Data Center

Hayes, England, United KingdomOperating
Evidence
Planned critical IT
14 MW
Updated
Oct 28, 2026

CyrusOne LON2 Heathrow Data Center, also known as CyrusOne LON2, is a data center project in Hayes, England, GB associated with CyrusOne. Purpose-built two-story facility; 7,484 square metres of technical space; 14 MW IT capacity. Heathrow-area facility with active-active power, chilled-water cooling and diverse carrier connectivity.

Capacity

Reported capacity

Design

14 MW

Source

Reported capacity

Planned / design or future potential

14 MW

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

Operating facility and documented expansionOperational

14 MW is the operator-published facility or campus design boundary.

Participants

CyrusOne

Developer

Sources by role
Developer (1)

Site & development

Location context

Actual

CyrusOne LON2 | Hayes | England | GB

Source

Location context

Actual

CyrusOne LON2 | Hayes | England | GB

Source

Location context

Actual

Hayes, England, GB

Source

Development detail

Actual

Purpose built two story facility; 7,484 square metres of technical space; 14 MW IT capacity.

Source

Additional project facts

Lifecycle status

Actual

Operational

Source

Capacity basis

Actual

CyrusOne describes LON2 as delivering 14 MW of IT capacity.

Source

Lifecycle status

Actual

Operating

Source

Capacity basis

Actual

14 MW facility or campus design capacity.

Source

Project boundary

Actual

CyrusOne LON2

Source

Lifecycle status

Actual

Operating

Source

Capacity basis

Actual

14 MW facility or campus design capacity.

Source

Infrastructure & permits

Technical details (2)
Electric grid

Energized

Heathrow-area facility with active-active power, chilled-water cooling and diverse carrier connectivity.

Cooling system

Operational

Operator describes resilient cooling; Public sources do not establish water use or delivered capacity beyond the cited project specification.

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

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