Ultrastar Serv24-4N NVMe Storage Server

4-Node Storage Server for High Performance HCI


High-density for Hyper Converged Infrastructure Deployments

The Ultrastar Serv24-4N is a 4-node NVMe storage server designed for high-performance hyper-converged infrastructure deployments for data-intensive applications that depend on fast, efficient storage. Featuring the latest Intel® Xeon® CPUs, core count and power can be selected to balance data workload and datacenter efficiency requirements.

Dual-port NVMe SSD technology means that all-flash deployments can now benefit from the promise of NVMe performance. The Ultrastar Serv24-4N is built to deliver high availability and enterprise-class reliability.


Designed for HCI

High Density

Four servers and up to 184TB1 in a 2U enclosure


Options to balance capacity and performance

High Performance

Full bandwidth of NVMe SSDs available to CPUs


  • 2U 4-Node Server with 24 2.5” SSD’s
  • Compact - less than 1m depth
  • Dual Intel Xeon Scalable Processor CPUs per node
  • Up to 16 DDR4-2933 RDIMM support per node
  • Flexible CPU and capacity options
  • Supports NC-SI in OCP slot
  • Up to 184TB total capacity with 7.68TB NVMe SSDs1

Applications and Workload

  • HCI Deployments
  • High Performance SDS
  • Clustered Container Infrastructure
  • Public and Hybrid Cloud
  • Data Analytics
  • High Performance Computing
  • Video Rendering and Editing



Ultrastar Serv24-4N

Form Factor



Dual Intel Xeon Scalable Processors up to 165W, 

Up to 28 Cores per processor

DIMM Slots

Up to 1 TB DDR4 

16 DIMMs 2933 MHz 

Front Drive Bays

Up to 24 x SFF NVMe SSDs (6 per Node)

Power Supply

2x 2000W Platinum 100-240VAC, Hot Plug

PCIe Expansion

2x PCIe x16, 1x PCIe x8 OCP

Boot Media



TPM 2.0

Rear I/O

VGA, 2x USB2.0, 2x RS232, 1Gb Management Port (IPMI2.0)


10oC – 35oC

Chassis Dimensions (Height x Width x Depth)

8.75 x 44.60 x 80.50 cm

3.44 x 17.60 x 31.69 in 


44.9kg including 24 NVMe SSDs 

People Also Viewed



One GB is equal to one billion bytes and one TB equals 1,000GB (one trillion bytes) when referring to storage capacity. Accessible capacity will vary from the stated capacity due to operating environment.

How to Buy Western Digital

Get in touch with distributors and resellers across the world.

Have a question for our storage experts?

Fill out this form and one of our storage experts will reach out to you to help you determine which configuration best meets your needs and give you best pricing for that configuration.

Field cannot be empty.
Field cannot be empty.
Enter a valid email address.
Field cannot be empty.
Field cannot be empty.
Field cannot be empty.
Field cannot be empty.
Field cannot be empty.
Field cannot be empty.

I authorize Western Digital and its selected partners to use my personal data in order to get updated information on Western Digital products, services, promotions, news, surveys and events from the marketing and sales organizations.