QNAP REXP-1220U-RP 12-Bay SAS 12G Expension Unit for Enterprise Models, Without Rail Kit. 3 yr AR wty (NO RAIL)

The REXP-1220U-RP expansion enclosure is designed for expanding the storage space on a QNAP NAS* by connecting multiple expansion enclosures via high-speed mini SAS cables. Featuring a 12 Gbps SAS interface on the chassis, the REXP-1220U-RP ensures fast data passthrough from 12 Gbps SAS-enabled QNAP NAS even when using 6Gbps hard drives. This is especially useful for large data applications that require high performance interconnection, such as video surveillance, archiving large data, and TV broadcast storage.
• Plug and use, seamless capacity expansion
• Missing mode protection
• High density, high efficiency and high scalability
• Flexible management with the QTS Storage Manager
• Backup storage for the QNAP NAS
• Supports SAS 12 Gbps, SAS/SATA 6 Gbps HDD and SSD

Host Interface Three SAS 12Gbps 4x wide port
Hard Drive 12x 3.5' SAS/SATA 12/6Gb/s, SAS/SATA 3Gb/s hard drive or 2.5' SAS/SATA SSD
LED Indicators Front panel: Status, fault, system over heat, fan error
Rear panel: SAS link, SAS error, enclosure ID
Form Factor 2U rackmount
Dimensions (DxWxH) mm 88 (H) x 439 (W) x 520(D) mm
3.46 (H) x 17.28 (W)x 20.47 (D) inch
Weight Net weight (NAS only): 14.8 kg/ 32.63 lb
Gross weight (with packing and accessories):21.99 kg/ 48.48 lb
Sound Level* Sound pressure (LpAm): 46.1 dB(A)
Temperature 0-40˚C
Humidity 5~95% RH non-condensing, wet bulb: 27˚C
Power Consumption: In Operation 162.47W
Power Supply Redundant/ Hot Swap ATX Power Supply, 400W, 90-264Vac~, 47-63Hz
Fan 3 x 6 cm smart cooling fan (hot-swappable fan module)