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CyrusOne NYM5 Norwalk Data Center

Norwalk, Connecticut, United StatesOperating / Stabilized
Capacity
16 MW
Planned critical IT
Lead participant
CyrusOne
Developer
Last updated
Aug 28, 2026
Most recent public record update

About CyrusOne NYM5 Norwalk Data Center

CyrusOne NYM5 Norwalk Data Center, also known as CyrusOne NYM5, is a data center project in Norwalk, CT, US associated with CyrusOne. New York metro facility; 168,000 square feet of technical IT space; up to 16 MW of power. Dual-utility facility with N+1 cooling, carrier-neutral connectivity and extensive business-continuity space. CyrusOne’s current NYM5 profile reports 4 MW of IT capacity. The legacy 16 MW figure described a wider facility power ceiling and is not retained as the public IT headline.

Capacity

Planned critical IT
Operating capacityAn operating IT-capacity figure has not been publicly disclosed.
It Load16 MWDesign · CyrusOne NYM5 Norwalk Data Center
Design4 MWDesign · CyrusOne NYM5 Norwalk Data Center

Development

1 phases · 1 milestones
Operating facility and documented expansionOperational

CyrusOne’s current NYM5 profile reports 4 MW of IT capacity. The legacy 16 MW figure described a wider facility power ceiling and is not retained as the public IT headline.

Aug 27, 2026
Current source record reviewed for CyrusOne NYM5
Completed

Infrastructure

Electric GridEnergized

Dual-utility facility with N+1 cooling, carrier-neutral connectivity and extensive business-continuity space.

Cooling SystemOperational

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

Project map

0 of 1 project point mapped
Infrastructure facts
2
Mapped records
1
Capacity figures
0

No map point available

Power & interconnection: 1Cooling & water: 1

Facts & sources

Published claims and their source links.

11 facts
Location Context
CyrusOne NYM5 | Norwalk | CT | US
Actual
Lifecycle Status
Operational
Actual
Reported Capacity
16 MW
Design
Capacity Basis
CyrusOne publishes up to 16 MW for NYM5; Cartis records 16 MW as the facility design ceiling.
Actual
Location Context
CyrusOne NYM5 | Norwalk | CT | US
Actual
Lifecycle Status
Operating
Actual
Reported Capacity
4 MW
Design
Capacity Basis
CyrusOne’s current NYM5 profile reports 4 MW of IT capacity. The legacy 16 MW figure described a wider facility power ceiling and is not retained as the public IT headline.
Actual
Building Area
168,000 square feet
Actual
Work Area Recovery
30,000 square feet
Actual
Utility Feeds
3 feeds
Actual