Adaptec 2185900-R | PCI-Express x8 SATA / SAS 4805SAS SGL/256

1. Interface Type: PCI-Express x8
2. Controller Type: SAS/SATA
3. Data Transfer Rate: 3 Gbps
4. RAID Levels: 0, 1, 1E, 5, 5EE, 6, 10, 50, 60
5. Cache Memory Size: 256 MB
6. Number of Ports: 8
7. Supported Devices: SAS/SATA
8. Form Factor: Low Profile
9. Operating Temperature: 0°C to 55°C
10. Operating Voltage: 3.3V
11. OS Support: Windows, Linux, VMware
12. Dimensions (WxDxH): 6.6 in x 2.5 in

Notes:
1. This controller supports up to 256 devices with SAS expanders.
2. The Adaptec Storage Manager software provides easy-to-use tools for configuring, monitoring, and managing storage.
3. The low profile form factor makes it ideal for use in space-constrained environments.