NTT Hemel Hempstead 4 (HH4)
NTT's fourth Hemel Hempstead data centre, opened in December 2021 with half its capacity in phase one and 24MW of IT load at full build-out. NTT also operates HH1-HH3 nearby.
- Operator
- NTT Global Data Centers
- Location
- Hemel Hempstead, Hertfordshire, HP2
- Status
- Capacity
- 24 MW
- Last checked
- 1 Nov 2026
Sources
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