QTS Ashburn (Carpathia)

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Site: QTS Ashburn (Carpathia)

Company: QTS Data Centers
Metro: Ashburn: Data Center Alley
Metro: Northern Virginia
Country: Virginia
Country: United States
Region: North America
Region: Americas
Address: 21701 Filigree Ct, Ashburn, VA
Gross SqFt: 17,650
Total Power: 2.2 Megawatts

QTS acquired this site via the Carpathia acquisition in 2015.


  • 2N on MGE UPS Power
  • 4kW Cabinets and 6kW cabinets available
  • UPS supportable loads (N+1); block redundant system with (5+1) electrical bus
  • 6 power transformers Utility voltage = 34.5 kV
  • Standby power configuration: N+1 block redundant
  • N+1 on Cummins generators and Trane Chiller System
  • Three generators. One primary generator and one primary utility per 1125 kW


  • Cooling plant – split system, direct expansion, air cooled
  • Hydronic chilled water closed look system feeding multiple central air handling units
  • Five 650 ton water-cooled Carrier chilled water units
  • Five primary chilled water pumps and three secondary chilled water pumps, both having one redundant pump
  • 21 Rascan air handling units supply conditioned air


4,040 SqFt of Office space

Map and Nearby Locations:

21701 Filigree Ct, Ashburn, VA

SITES within 15 miles of QTS Ashburn (Carpathia)

Show SqM

Distance Site name SqFt MW
8.11 miles Lincoln Rackhouse 1807 Michael Faraday 19,237 0.90
8.11 miles Amazon IAD1
8.28 miles Evocative Virginia DC1 25,000 1.60
8.39 miles ANEXIO Reston
8.39 miles 1780 Business Center Drive (VA3) Digital Realty 256,000 13.00
13.08 miles Equinix Vienna DC8 24,576 0.40
14.25 miles Cogent Vienna 18,292
14.29 miles 8100 Boone - Digital Realty 27,600 0.40
14.72 miles Equinix Vienna DC7 27,356 2.20
14.74 miles Level3 McLean 1
Map of data centers immediately surrounding the Equinix campus and Beaumeade Circle.
Ashburn Data Center Cluster Map
Posted in Northern Virginia

Map of data centers immediately surrounding the Equinix campus and Beaumeade Circle.