NTT DOCOMO BUSINESS TK4 - Tokyo
NTT DOCOMO BUSINESS (Data Centers) · Tokyo · Tokyo Metro · Japan
- Redundancy (as published)
- Incoming power: main and standby line method; emergency generation: gas-turbine engine, 48 hours of operation without refuelling (fuel supply priority contract in place); uninterruptible power (UPS): N+1 parallel redundant configuration, battery hold-up time 10 minutes; air-conditioning equipment: water-cooled, N+1 configuration (brochure_tokyo_4_data_center_jp.pdf, as of August 2025); redundantly configured air-conditioning equipment together with UPS (uninterruptible power supply) and emergency generation equipment supply stable power even in an emergency. (same source); uninterruptible power (UPS) N+1 configuration (tokyo4.html)
- Floor area
- 5,800 m² whitespace
- Security
- 24/7 on-site security
- Year built
- 2008
- Density (as published)
- High-density equipment installation: standard power supply 6kVA/rack; the high floor-load design allows high-density equipment installation. (brochure_tokyo_4_data_center_jp.pdf, as of August 2025)
- Cooling
- Air cooling
- Availability
- Availability on request
Imported · Recorded 08 Jun 2026 · Not recent
- Cross-connect
- On request
- Services
- Colocation and connectivity
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