IBM 1818-G1A Hard Drive

IBM 1TB SATA 7.2K 2.5" DDM for EXP5000 (Part Number: 1818-G1A / 46M2991) — is a specialized hard drive module designed for high-density storage environments within the IBM System Storage EXP5000 expansion units. This drive offers a cost-effective way to scale storage capacity for IBM DS5100 and DS5300 systems. The DDM (Disk Drive Module) architecture ensures enterprise-level reliability and easy maintenance through hot-plug support. Built for high-density enclosures, this drive features advanced vibration handling and thermal management to maintain consistent performance in a fully populated chassis.

Key Specifications:

• Capacity: 1 TB.

• Interface: SATA 6Gb/s.

• Spindle Speed: 7,200 RPM.

• Form Factor: 2.5-inch (proprietary DDM).

• Target System: IBM System Storage EXP5000 only.

• Workload: Bulk storage / Data archiving.