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NTT Hemel Hempstead 1 Data Center (HH1)
NTT DATA, Inc. · Hemel Hempstead · London Metro · United Kingdom
- Design resilience tier
- III
- Redundancy (as published)
- Two separate UPS systems (A- and B-supply) · Redundantly designed emergency power system · Power distribution boards located in the M&E corridors separate from IT equipment · Redundant water-cooled system (N+1) · Data halls utilize a free cooling system · Redundant monitoring of all critical functions · Service level agreement: 99.999% power uptime availability (data sheet 09/2022)
- Floor area
- 700 m² whitespace
- Security
- 24/7 on-site security
- Power band
- 1–5 MW
Platform reviewed · 05 Sept 2026 · Recent
- Cooling
- Air cooling, Free cooling
- Availability
- Availability on request
Imported · Recorded 08 Jun 2026 · Not recent
- Cross-connect
- On request
- Services
- Colocation, connectivity and high-density
- Certifications 4
- ISO 27001ISO 9001ISO 14001PCI DSS
Location
View on the full map · Elevation 140 m above sea level
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Data sources
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