Fujitsu ETERNUS DX100 S4
The Fujitsu ETERNUS DX100 S4 is a scalable hybrid storage array designed for mid-sized environments requiring unified block and file storage. Supporting dual controllers with up to 32GB cache, up to 144 drive bays, automated storage tiering, and Extreme Cache flash acceleration, it delivers high availability and business continuity.
Specifications
| Brand | Fujitsu |
|---|---|
| Family | ETERNUS DX |
| Form factor | 2U rack |
| Released | Sep 2017 |
| End of sale | Dec 2021 |
| End of support | Dec 2026 |
| Form factor | 2U rack |
| Controllers | Dual active-active |
| Cache memory | 32GB |
| Max drives | 144 |
| Host interfaces | 16Gb FC, 10Gb iSCSI, 12Gb SAS |
| Max raw capacity | 2160TB |
Generations
- Next generation: Fujitsu ETERNUS DX100 S5
Works together
How the Fujitsu ETERNUS DX100 S4 connects to servers, storage and the network: 1 way, with the parts and products on each path.
File storage (NFS and SMB)
Front-end ports face the clients; back-end ports (on scale-out systems) connect the nodes to each other and need their own switch pair.
Servers
Fujitsu PRIMERGY RX2530 M4 1U rack
Fujitsu PRIMERGY RX2540 M4 2U rack
Fujitsu PRIMERGY RX4770 M4 2U rack
Fujitsu PRIMERGY RX2530 M5 1U rack
Fujitsu PRIMERGY RX2540 M5 2U rack
Fujitsu PRIMERGY RX4770 M5 2U rack
Adapters for the server
BCM957414A4142CC Broadcom NetXtreme-E BCM57414 Dual-Port 25GbE SFP28 PCIe 3.0 Ethernet Network Adapter
BCM957416A4160C Broadcom NetXtreme-E BCM57416 Dual-Port 10GBASE-T PCIe 3.0 Ethernet Network Adapter
BCM957504A5041CC Broadcom NetXtreme-E BCM57504 Quad-Port 100GbE QSFP56 PCIe 4.0 Ethernet Network Adapter
540-BBGN Dell Broadcom 57412 Dual Port 10GbE SFP+ PCIe Adapter
Switches
Arista 7020R 7020TR-48 1U fixed switch
Arista 7060X 7060CX2-32S 1U fixed switch
Arista 7280R 7280CR2-60 2U fixed switch
Arista 7280R 7280SR2K-48C6 1U fixed switch
Optics
QSFP-100G-CWDM4-AR Arista 100GBASE-CWDM4 QSFP28 Optical Transceiver Module
QSFP-100G-LR4-AR Arista 100GBASE-LR4 QSFP28 Optical Transceiver Module
QSFP-100G-SR4 Arista 100GBASE-SR4 QSFP28 Optical Transceiver
Plan and size it
- Draw this setup in the topology planner mrplanb.com
- Add up rack power and space rack-density.com
- NFS explained mrplanb.com
- Block vs object storage mrplanb.com
- Object storage Ledger mrplanb.com
Check compatibility with Fujitsu
Before you buy, confirm the exact configuration against the vendor's own lists: firmware levels, operating systems, adapters and optics that Fujitsu has tested with the Fujitsu ETERNUS DX100 S4.
- Specifications Fujitsu PRIMERGY and ETERNUS product documentation
- Support Fujitsu Support
Equivalent models from other brands
FAQ
Does the ETERNUS DX100 S4 support automated tiering?
Yes, Fujitsu Automated Storage Tiering automatically migrates active data blocks to high-speed SSDs and inactive blocks to nearline drives.
What is the maximum number of drive enclosures supported?
The base unit supports connection of up to five drive expansion enclosures accommodating up to 144 drives.
Buying or selling ETERNUS DX100 S4?
New, refurbished or used. Tell us the quantity and condition and we connect you with a vetted reseller in your region, usually within one working day.
Sources
- Fujitsu ETERNUS DX100 S4 Datasheet, checked 2026-10-28