WESTERN DIGITAL Ultrastar Data102 4u 1224TB Ntaa SAS 4kn Se-4u102-12f01

• High Density : Up to 102 HGST HelioSeal® HDDs providing up to 1.2PB of raw storage in a 4U enclosure
• Flexible : Choice of SAS or SATA and up to 24 slots can be populated with SSDs for a data acceleration tier
• Innovative : Patented IsoVibe™ and ArcticFlow™ technologies improve performance and cooling

General
Host Connections

• Dual redundant I/O Modules (IOM),
• 6 Mini-SAS HD ports per IOM

Available Capacities

• HDD up to 12TB
• SSD up to 6.4TB

Management

SCSI Enclosure Services

• Redfish (out of band, via RJ45)
• Maximum Number of Drives
  • 102 x 3.5” drive bays
  • Up to 24 can be SAS or SATA SSD

LED Indicator

• Front/Rear: Power, ID, Fault
• Drive: Activity, Fault

Serviceability

• Cable-free hot-swappable IOM, power supply, fans, and drives

Physical Size

• Rack Size Height x Width x Depth mm (in)
• Height: 175mm (6.89”)
• Width: 447mm (17.61”)
• Depth: 1047mm (41.25”)
• Weight kg (lbs)
  • 4U102 w/o drives: 31.8kg (70lbs)
  • 4U102 w/ 102 HDDs: 118.8kg (262lbs)
• Rack Space Requirements (rack units)
• Max of 1197mm (47.13”) w/ dual CMA—includes 24 SAS cables)

Power and Cooling: Operating

• Cooling Fans
• 4 main enclosure fans, front-to-rear system cooling with zero-loss backflow prevention
• 1 IO module fan
• Dual PSUs with built-in fans