Key Features Two hot-pluggable systems (nodes) in a 4U form factor. 1. High Availability Storage Appliance Platform 2. Redundant Hot-swap expandertrays 3. 4 SAS3.0 IO ports 4. 24 Hot-swap 3.5" Drive Bays 5. IPMI 2.0 with dedicated LAN 6. 4x 40mm and 4x 80mm cooling fans 7. 1200W Redundant Power Supplies Titanium Level Certified | 