IBM’s DS3500 disk storage series was IBM’s affordable entry level storage offering migrating into the SAS drive technology. Drives and shelves for many of the DS3500s are available as well as Top Gun’s maintenance support allowing you to extend the use of your IBM DS3500 disk storage a little longer.

IBM DS3000 Series Technical Specifications

ModelDescriptionExpansion Support/Qty Drives SupportedDrive Support
1746-A2D DS35122U, single or dual controller with 12 x 3.5" SAS drive bays, with up to 4 x 6GB SAS host ports and 2GB cache (dual controller config). Optional 8GB FC, 10GB iSCSI or 1GB iSCSI host ports.1746-A2E (3512), A4E (3524), up to 192 drives3.5” 6GB SAS(3512): 300GB/15K, 450GB/15K, 600GB/15K; 1TB & 2 TB 7.2K; 600GB 15K SED.
1746-C4A DS35242U, single or dual controller with 24 x 2.5" SAS drive bays, up to 4 x 6GB SAS host ports and up to 2 GB cache (dual controller config). Optional 8GB FC, 10GB iSCSI or 1GB iSCSI host ports.1746-E2A (3512), E4A (3524), up to 192 drives2.5” SAS (3524): 146GB/15K; 300GB/10K, 600GB/10K; 1TB 7.2K & 500GB 7.2K; 300GB/10K SED
1746-C2A DS35122U, single or dual controller with 12 x 3.5" SAS drive bays, with up to 4 x 6GB SAS host ports and 2GB cache (dual controller config). Optional 8GB FC, 10GB iSCSI or 1GB iSCSI host ports.1746-E2A (3512), E4A (3524), up to 192 drives3.5” 6GB SAS(3512): 300GB/15K, 450GB/15K, 600GB/15K; 1TB & 2 TB 7.2K; 600GB 15K SED.