Characteristics
Model: 1814-70A/H/S/T, 1814-72A/H/S/T
1814-70S/T, 1814-72S/T (DC power supplies)
RAID controller Dual active
Cache: Model 70A/70S: 2 GB
Model 72A/72S: 4 GB
Battery-backed
Host interface 8 host ports model 72, 4 host ports model 70—Fibre Channel (FC) Switched and FC Arbitrated Loop (FC-AL) standard, Auto-sensing 1 Gbps/2 Gbps/4 Gbps
Drive interface 4 drive ports—Fibre Channel (FC) Switched and FC Arbitrated Loop (FC-AL) standard, Auto-sensing 1Gbps/2 Gbps/4 Gbps
Supported drives: Supports 2 Gbps FC:10K – 73.4 GB, 146.8 GB, 300 GB E-DDM, 15K – 36.4 GB, 73.4 GB, 146.8 GB E-DDM
Supports 4 Gbps FC: 15k – 300 GB, 146.8 GB, 73.4 GB, 36.4 GB E-DDM
Supports 4 Gbps SATA: 7.2K 500 GB/750 GB and 1 TB E-DDM Disk drives
RAID levels: 0, 1, 3, 5, 6, 10
Storage partitions: 4, 8, 16, 64 or 128 storage partitions
Maximum drives: supported Model 72A/H/S/T: 112 FC or 112 SATA drives (using 6 DS4000 EXP810 Expansion Units)
Model 70A//H/S/T: 112 FC or 112 SATA drives (using 6 DS4000 EXP810 Expansion Units)
Fans and power supplies Dual redundant, hot-swappable
Rack support: 19-inch, industry-standard rack
Management: software IBM System Storage DS4000 Storage Manager version 10.10
SAN support: Supported IBM FC switches and directors (product numbers 2005, 2006, 2109, 2026, 2027, 2031, 2032, 2034, 2042, 2054, 2061 and 2062, and IBM BladeCenter®)
Warranty: Three year parts and labor warranty, 9x5 next business day, upgradeable to 24x7 with four hour response
Physical characteristics
Dimensions: H - 130.3 mm (5.13 in) W - 447.0 mm (17.6 in) D - 563.8 mm (22.2 in)
Supported systems 1: For a list of currently supported servers, operating systems, host bus adapters, clustering applications and SAN switches and directors, refer to the DS4700 Express Interoperability Matrix available at ibm.com /storage/disk/ds4000/ds4700 . For availability dates, configuration options, and attachment capabilities, refer to: ibm.com /storage/disk .
The DS4700 Express is supported only in rack installations. With optional features, up to six DS4000 EXP810 Expansion Units can be attached to the DS4700 Express up to a maximum of 112 drives.
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