400-BDSB: Dell 8TB 7.2K RPM 512e SATA 6Gb/s 3.5in Hot-Plug Hard Drive
Also listed as: 0H827N, H827N, ST8000NM0055, HUS728T8TALE6L4 · made by Seagate
The Dell 400-BDSB is a Dell 8TB 7.2K RPM 512e SATA 6Gb/s 3.5in Hot-Plug Hard Drive delivering 8000GB of rotational storage at 7200 rpm over SATA 6Gb/s in a LFF 3.5in carrier. Manufactured by Seagate, the 400-BDSB provides dependable bulk storage for Dell R740XD, R750, R540, ME4012 enterprise servers.
Specifications
| Part number | 400-BDSB |
|---|---|
| Brand | Dell |
| Made by | Seagate |
| Type | Hard drives |
| Other numbers | 0H827N, H827N, ST8000NM0055, HUS728T8TALE6L4 |
| Status | current |
| Capacity (GB) | 8,000 |
| Interface | SATA 6Gb/s |
| Form factor | LFF 3.5in |
| Speed | 7200 rpm |
| Endurance | 550 TB/year workload rating |
About the 400-BDSB
The Dell 400-BDSB is a Dell 8TB 7.2K RPM 512e SATA 6Gb/s 3.5in Hot-Plug Hard Drive offering 8000GB of rotational enterprise storage operating at 7200 rpm over SATA 6Gb/s in a LFF 3.5in format. Built with multi-platter mechanical assemblies from Seagate, the 400-BDSB provides dependable sequential throughput and 24/7 duty-cycle durability. In Dell's storage portfolio, 400-BDSB delivers economical storage capacity for secondary storage tiers, backup targets, and media streaming pools.
Compatibility
The 400-BDSB installs directly into 3.5-inch large form factor hot-plug bays across Dell enterprise systems including R740XD, R750, R540, ME4012. The 400-BDSB mounts inside a X7K8W (14G–16G) drive tray and connects to onboard SATA ports or PERC controllers supporting SATA 6Gb/s. Part 400-BDSB is formatted for 3.5-inch large form factor slots and is not compatible with 2.5-inch SFF chassis drive bays.
How to identify a genuine unit
Genuine 400-BDSB units feature a Dell enterprise drive label displaying DP/N 0H827N, 8000GB capacity, 7200 rpm rotational speed, and Seagate model markings ST8000NM0055. In iDRAC under Physical Disks, the 400-BDSB registers with certified Dell firmware, active SMART diagnostics, and spindle temperature monitoring. The X7K8W (14G–16G) carrier for 400-BDSB includes status and activity indicator light pipes.
Buying used
When evaluating a pre-owned 400-BDSB, check SMART logs via OpenManage or smartctl to verify zero reallocated sectors (attribute 0x05) and zero pending defects (attribute 0xC5). Check power-on hours and execute an extended drive self-test on the 400-BDSB to verify smooth bearing rotation without head-parking noise. Ensure the correct X7K8W (14G–16G) caddy is supplied with the 400-BDSB.
Fits these models
Check compatibility with Dell
Before you buy, confirm the exact configuration against the vendor's own lists: firmware levels, operating systems, adapters and optics that Dell has tested with the Dell 400-BDSB.
- Compatibility Dell E-Lab Navigator (storage and SAN interoperability) (free vendor sign-in)
- Support Dell Support: drivers, manuals and service tag lookup
Equivalent part numbers
- Seagate ST8000NM0055 Seagate Enterprise Capacity 8TB SATA HDD OEM base
Buying or selling 400-BDSB?
New, refurbished or used. Tell us the quantity and condition and we connect you with a vetted reseller in your region, usually within one working day.
Sources
- Dell 8TB 7.2K RPM SATA Hard Drive Specifications, checked 2026-10-27