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Models |
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1726-21X—single controller 1726-22X—dual controller 1726-22T—dual controller Telco 1726-21E—single controller Express 1726-22E—dual controller Express | |
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RAID controller |
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Dual active | |
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Cache per controller |
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512 MB battery-backed cache with 1 GB upgrade option | |
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Host interface |
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1 or 3 host ports per controller, Serial Attached SCSI (SAS) 3 Gbps | |
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Drive interface |
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Serial Attached SCSI (SAS) | |
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Supported drives |
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Supports 3 Gbps SAS drives at 10,000rpm and 15,000rpm speeds | |
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RAID levels |
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RAID-0, -1, -3, -5, -10 | |
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Maximum drives supported |
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48 SAS drives (using three EXP3000 Expansion Units) | |
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Fans and power supplies |
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Dual-redundant, hot-swappable | |
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Rack support |
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19" industry-standard rack | |
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Management software |
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IBM System Storage DS3000 Storage Manager | |
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Warranty1 |
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Three-year parts and labor | |
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Size |
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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) | |
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Environment |
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Air temperature: – DS3400 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 – DS3400 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: – DS3400 on: 20% to 80% – DS3400 off: 10% to 90% – Maximum dew point: 26°C (79°F) – Maximum humidity gradient: 10% per hour | |
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Heat output |
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Approximate heat output in British thermal units (Btu) per hour: – Minimum configuration: 205 Btu (60 watts) – Maximum configuration 1235 Btu (361 watts) | |
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Supported systems |
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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/ | |
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