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IBM System Storage DS3400 Express at a glance

Models

RAID controller

Cache per controller

Host interface

Drive interface

Supported drives

RAID levels

Storage partitions

Maximum drives supported

Fans and power supplies

Rack support

Management software

SAN support

Warranty

Size

1726-41X—single controller

1726-42X—dual controller

1726-42T—dual controller Telco

Dual active

512 MB battery-backed cache with 1 GB upgrade option

Two host ports per controller, Fibre Channel (FC) 4 Gbps auto-sensing 1 Gbps/2 Gbps

Serial Attached SCSI (SAS)

Supports 3 G bps SAS 73 GB, 146 GB, 300 GB, and 450 GB SAS drives at 15,000 rpm speeds

3 Gbps SATA: 500 GB, 750 GB and 1.0 TB SATA drives at 7,200 rpm speed

RAID 0, -1, -3, -5, -6, -10

4, 8, 16, 32

48 SAS or SATA drives (using three EXP3000 Expansion Units)

Dual-redundant, hot-swappable

19" industry-standard rack

IBM System Storage DS3000 Storage Manager

IBM supported FC switches

Three-year parts and labor warranty

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:

– 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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