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The FUJITSU JX40 S2 DAS Subsystem is a reliable and highly performant easy-to-use storage subsystem. It extends the storage capacity of FUJITSU PRIMERGY servers through a fastest 12 Gbit/s SAS connection. JX40 S2 provides the flexibility to mix and match up to 24 x2.5" or 12 x3.5" SAS/ Nearline SAS HDDs or SSDs in a compact 2U enclosure. By cascading 4 enclosures, it can provide support upto 96 x 2.5 inch or 48 x 3.5 inch disk drives with maximum capacity of 737 TB (SSD with cascading). It is integrated with FUJITSU Software ServerView Suite for easy management and control. It is ideal for small and mid-range businesses looking for high performance, low footprint storage solutions. The most common workloads include storage virtualization, file servers, backup devices etc.
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  • Microsoft Windows Server 2012 R2

Features & Benefits

Features Benefits
Performance and flexibility
  • Direct Attached Storage (DAS) for PRIMERGY and other x86-based servers with 12 Gbit/s SAS connection
  • Up to 96x 2.5" / 48x 3.5" disk drives with max. storage capacity of 192 TB/480 TB (cascading)
  • Expand storage capacity by up to 737 TB (SSD with cascading)

  • Faster data transfer rate with 12 Gbit/s SAS connection
  • Flexibility to mix and match different disk drive types - SAS / Nearline SAS HDDs and SSDs
  • Scale as your storage demands grow
Quality and reliability
  • Components like hot plug devices and power supply modules can be replaced while the server is running
  • The redundant hot-plug power supply units can be connected with phase redundancy via separate power lines
  • Optimum and secure cooling of the devices are ensured by two independent fans in each power supply unit
  • Disk drives can be organized in different RAID levels

  • Hot-swap devices and hot-swap/redundant power supplies provide maximum uptime
  • Continuous operation during flexible drive replacements
Ease of use
  • Flexible and modular components enables easy deployment and management
  • Status of the components is signalized by LED displays and light-emitting diodes
  • Disk drive extension is completely managed by the server and can be used in all usage scenarios with certified PRIMERGY servers
  • Integrated with standard FUJITSU server management ServerView Suite

  • Seamless integration with PRIMERGY Servers for storage expansion
  • Easy installation and control of the subsystem

Technical details

TypePassive direct server attached drive extension
Host InterfacesSAS 3.0 I/O-module (expander)
Maximum Disk Drives96 SAS disks and SSDs
48 Nearline SAS disks
Maximum Storage Capacity737 TB (by cascading 4 enclosures) TB
Drive interfaceSerial Attached SCSI (12 Gbit/s)

For more detailed technical information, please have a look at the FUJITSU JX40 S2 datasheet.

Support Packs

Support Pack OptionsX - Available in major business areas:
9x5, Next Business Day Onsite Response Time
9x5, 4h Onsite Response Time (depending on country)
24x7, 4h Onsite Response Time (depending on country)
Recommended ServiceX - 24x7, Onsite Response Time: 4h


Product Support Services