| Brand | Dell |
|---|---|
| Category | Dell Server Hard Drives |
| Part number | 09KK9 |
| Capacity | 3TB |
| Interface | SAS 3.5 Inch |
| Spindle speed (RPM) | 7200 |
| Data transfer rate | 6Gbps |
| Form factor | 3.5 Inch |
| Hot swap | Yes |
| Best for | Dell Server |
The Dell 09KK9 (400-ACZO) is a high-capacity enterprise hard drive designed for Dell PowerEdge servers, PowerVault storage systems, and data center environments. Featuring 3TB of storage capacity, a 7200 RPM spindle speed, and a SAS 6Gbps interface, this 3.5-inch hard drive delivers reliable performance, scalability, and durability for business-critical applications and growing storage demands.
Engineered for continuous 24/7 operation, the Dell 09KK9 provides dependable data access and consistent throughput for virtualization, cloud computing, backup and recovery, file sharing, and archival storage. The SAS interface offers enhanced data integrity, advanced error handling, and dual-port connectivity, making it ideal for RAID configurations and high-availability enterprise environments where reliability is essential.
Key Features
- 3TB storage capacity
- 7200 RPM spindle speed
- SAS 6Gbps enterprise interface
- 3.5-inch Large Form Factor (LFF)
- Dell part numbers: 09KK9 and 400-ACZO
- Designed for Dell PowerEdge servers and PowerVault storage systems
- Dual-port SAS connectivity for improved redundancy and availability
- Optimized for RAID arrays and multi-drive enterprise environments
- Ideal for virtualization, backup, cloud storage, and data archiving
- Enterprise-grade reliability for 24/7 business operations
The Dell 09KK9 / 400-ACZO combines large-capacity storage, proven SAS performance, and enterprise-class reliability, making it an excellent choice for organizations seeking dependable storage solutions for servers, storage arrays, and mission-critical infrastructure.
Dell PowerEdge 11th Generation (G11): R310, R410, R510, R710, T310, T410, T610, T710
Dell PowerEdge 12th Generation (G12): R320, R420, R520, R720, R720xd, T320, T420, T620
Dell PowerEdge 13th Generation (G13): R330, R430, R530, R730, R730xd, T330, T430, T630
Dell PowerEdge 14th Generation (G14): R340, R440, R540, R740, R740xd, R740xd2, T340, T440, T640
Dell PowerEdge 15th Generation (G15): R350, R450, R550, R750, R750xs, T350, T550
Compatibility Note
The Dell 09KK9 3TB 7.2K RPM 6Gbps 3.5-inch SAS hard drive ships with a Dell PowerEdge 13th Generation (G13) hot-swap caddy, generally suitable for compatible G12 and G13 server configurations.
For installation in compatible Dell PowerEdge 14th Generation (G14) and 15th Generation (G15) servers, the included G13 caddy must be replaced with the appropriate G14/G15 3.5-inch hot-swap caddy, sold separately. Dell PowerEdge G11 servers may require a different drive carrier.

