| Models |
 |
1726-21X—single controller
1726-22X—dual controller
1726-22T—dual controller telco |
|
| RAID controller |
 |
Dual active |
|
| Cache per controller |
 |
512 MB battery-backed cache with 1 GB upgrade option |
|
| Host interface |
 |
One or three host ports per controller, Serial Attached SCSI (SAS) 3 Gbps |
|
| Drive interface |
 |
Serial Attached SCSI (SAS) |
|
| Supported drives |
 |
3 Gbps SAS: 73 GB, 146 GB, 300 GB, and 450 GB SAS drives at 15,000 rpm speeds
3 Gbps SATA: 500 GB, 1.0 TB SATA drives at 7,200 rpm speed |
|
| RAID levels |
 |
RAID-0, -1, -3, -5, -6, -10 |
|
| Storage partitions |
 |
4, 8, 16, 32 |
|
| Maximum drives supported |
 |
48 drives (utilizing three EXP3000 Expansion Units) |
|
| Fans and power supplies |
 |
Dual-redundant, hot-swappable |
|
| Rack support |
 |
19" industry-standard rack |
|
| Management software |
 |
IBM System Storage DS3000 Storage Manager |
|
| Warranty1 |
 |
Three-year parts and labor |
|
| Size |
 |
Height: 8.7 cm (3.4 in.)
Depth: 55.0 cm (21.6 in.)
Width: 44.7 cm (17.6 in.)
Weight: approximately 17.2 kg (38.0 lb) for a standard unit; when fully configured, 29.2 kg (64.5 lb) |
|
| Environment |
 |
Air temperature:
– DS3200 on: 10° to 35°C (50.0° to 95°F); altitude: 30.5 (100 ft) below to 3000 m (9840 ft) above sea level; temperature change: 10°C (18°F) per hour
– DS3200 off: 10° to 50°C (14.0° to 120.0°F); maximum altitude: 3000 m (9840 ft); temperature change: 15°C (27.0°F) per hour
Humidity:
– DS3200 on: 20 to 80%
– DS3200 off: 10 to 90%
– Maximum dew point: 26°C (79°F)
– Maximum humidity gradient: 10% per hour |
|
| Heat output |
 |
Approximate heat output in British thermal units (Btu) per hour:
– Minimum configuration: 205 Btu (60 watts)
– Maximum configuration 1235 Btu (361 watts) |
|
| Supported systems |
 |
For a list of currently supported servers, operating systems, host bus adapters, clustering applications, SAN switches and directors, refer to the DS3000 series interoperability matrix available at ibm.com/systems/storage/disk/ds3000/ds3200/ |
|