Data centre resilience at Delta House, Manchester

Looking for the ultimate in data centre resilience? With 2(N+N) UPS redundancy, Delta House is Manchester’s most resilient colocation facility – offering unparalleled performance and protection against downtime.

2(N+N) UPS redundancy, unrivalled in the region


2(N+N) UPS redundancy, unrivalled in the region

The resilience of our data centre is unrivalled in Manchester, meaning our customers can expect total peace of mind when it comes to performance and protection against downtime. Delta House is a Tier 3 facility, but our uptime record and UPS redundancy levels beat the requirements of Tier 4. That’s an expected availability level of 99.995%.

In addition to our 2(N+N) UPS redundancy, we benefit from an extremely low environmental risk location, and we’re committed to maintenance and quality control – taking every step possible to protect your business against disruption.

Technical specifications > Watch the video >



  • Diversely routed direct 11,000 HV feed from the National Grid
  • Own high voltage substation and transformer monitored by CCTV
  • Backup power provided by on-site Caterpillar diesel generation plant
  • Independent generator change over panels for each UPS pair
  • 10,000-litre double skin diesel tank feed
  • Guaranteed 8-hour SLA for diesel refuel
  • Permanent connection points for regular load bank tests


  • Multi-redundant 2(N+N) in parallel pairs Riello UPS systems
  • Diverse power paths to and from each UPS pair
  • Independent bypass and rectifier supplies to each UPS
  • Independent external wrap around bypass for each UPS
  • Permanent connection points for temporary UPS and generators
  • Diverse power paths to dual feed racks
  • Remote status monitoring by Riello
Air handling

Air handling

  • N+1 Stulz and Airdale close control air handling units
  • Dual circuits in each air handling unit
  • Separate distribution boards to the air handling units
  • Split supplies to the air handling distribution boards
  • Independent pumps, pipe work and condensers for each unit
  • Free air handling units
Control centre

Control centre

  • Separate and independent UPS and generator sets
  • Separate and independent network and telephony system
  • Direct link to emergency services with high priority response
  • Secure concrete shell with no windows
  • Blast-proof steel air lock doors
  • Viper vibration sensor detectors every 2.4 meters on walls, ceiling and floor
  • Redundant fresh air supplies with automatic shutoff in case of gas attack

Monitoring and maintenance

  • 24/7/365 environmental monitoring
  • On-site inventory of critical spare parts for all critical plant
  • 4-hour call-out service contracts on all critical plant
  • Security vetted and approved subcontractors with pre-agreed method statements and risk assessments


  • Carrier-neutral
  • Multiple fibre entry points
  • Redundantly provisioned Enterprise class Cisco infrastructure
  • Multiple carriers

Book a tour

Our Manchester data centre is accessible, state of the art, and one of the most secure and resilient in Europe. But don’t take our word for it – why not get in touch to book a guided tour?