4 ports

Additional server components that are capable of controlling internal hardware - such as RAID controllers for hard drives and SSDs, or cache modules that are able to dynamically move data between RAM and cache memory and others. Among the supported disks, we can find all standard formats from platter disks to SSD or NVME. An optional accessory is also a battery module, which ensures the preservation of unwritten data during a power failure. 

If you are unsure about your choice, feel free to contact our sales referent: +1 (757) 909-6188