Product: Exp3000 Rack Mountable - 12 X 3.5inch - 1/3h Internal Hot-swappable Storage Enclosure Without Rail And Bezel. 
 General: 
device Type : Storage Enclosure 
enclosure Type : Rack-mountable - 2u 
 Cabinet (chassis): 
supported Devices / Modules Qty : 12 
supported Drives : Serial Attached Scsi 
 Storage: 
max Supported Capacity : 3.6 Tb 
 Hard Drive: 
type : Hot-swap - Plug-in Module 
capacity : 0 
interface Type : Serial Attached Scsi 
 Expansion / Connectivity: 
expansion Bays Total (free) : 12 ( 12 ) X Hot-swap - 3.5 X 1/3h 
interfaces : 2 X Serial Attached Scsi - 26 Pin 4x Shielded Mini Multilane Sas (sff-8088) 
 Power: 
power Device : 2 X Power Supply - Hot-plug - Plug-in Module 
max Supported Qty : 2 
power Redundancy : Yes 
power Redundancy Scheme : 1+1 
voltage Required : Ac 120/230 V ( 50/60 Hz ) 
power Provided : 515 Watt 
 Dimensions : 
width : 17.6 In 
depth : 21.7 In 
height: 3.4 In 
weight: 60 Lb