Data Centre

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ASK4 owns and operates a carrier neutral Data Centre optimised for the internet industry.

The ASK4 Data Centre in Sheffield connects to ASK4’s 10Gb/s carrier neutral dedicated national network. DC1 is well connected to key network locations in London, Manchester and Leeds via our high capacity network alongside other tier 1 network providers. Making claims about having the best connectivity, equipment and security is easy. That’s why we let the facility do the talking.


Power Specifications

  • On-site dedicated HV substation

  • 1.5 MVA of power

  • Socomec Delphy Green Power N+1 UPS System

  • 8, 16 and 32 Amp racks (subject to availability)

  • 1 x 550KVA prime rated generator launch, up to 3 parallel in line with load requirements

  • Schneider Electric and General Electric (GE) power distribution system

General Specifications

  • 42u x 1000 x 700 racks

  • Computer Room 1 – 250m2 ground floor to house up to 100 racks

  • Computer Room 2 – 250m2 first floor to house up to 80 racks

  • 10KN/m2 raised access floors

  • Dedicated build room with anti-static build area and welfare facilities

  • Secure loading bay

Security Specifications

  • Detached building in secure compound

  • Securex Perimeter security fence system

  • 24/7 Monitored CCTV system with police priority response

  • Two-factor authentication access control system

  • ISO27001:2013 certified


Fire Prevention Specifications

  • VESDA fire detection

  • FM-200 fire suppression

  • 24/7 monitored fire alarm

Cooling Specifications

  • Airedale Smartcool down flow Air Conditioning system N+1 configuration

  • Cold aisle containment system using Cannon Data Room Cabinet system

Network Specifications

  • Carrier neutral facility

  • Carriers present: BT Openreach, Virgin Media, Level 3 Communications, KCOM, CityFibre

Support Information

  • 24/7 access (with advanced booking)

  • 24/7 NOC

Space & Power*

  • 1/2 rack - 21 single unit slots / 4 Amps of power

  • Full rack - 40 single unit slots / 8, 16 or 32 Amps of power

  • Full pod - 16 racks / up to 32 Amps of power per rack

* Subject to availability

Contact Us

For availability enquiries and for a personalised quote, please get in touch and we will be happy to assist.


Duncan Batty
+44 (0)7984 778582

I recommend ASK4 DC services to any IT team looking for an excellent, personalised service and quality colocation.
— Neill Birchenall, Managing Director, BirchenallHowden
The location of AKS4 Data Centre is perfect for us. The facility and the staff are very professional, operating under very strict guidelines.
— Ian Mordey, Head of Global Infrastructure & IT, Wandisco