HP
HP BL541B 24TB LTO-5 Ultrium 3000 1/8 G2 Tape Autoloader backup drive
A 1U rack-mount autoloader with eight LTO-5 slots delivering 12 TB native or 24 TB compressed capacity at 1.0 TB/hr over Fibre Channel
- TypeRack mount
- Media TypeLTO-5 Ultrium 3000
- Standard Configuration8 slots
- Compressed Capacity24TB
- Native Capacity12TB
- InterfaceFibre Channel
- 24 TB compressed capacity across eight cartridge slots
- 12 TB native capacity per cartridge for long-term retention
- 0 TB/hr compressed transfer rate speeds backup windows
- Fibre Channel interface connects directly to SAN environments
- 1U rack-mount design fits dense data-centre racks
Product identity
The HP BL541B is a 1U rack-mount tape autoloader designed for entry-level or remote office backup. It holds eight LTO-5 Ultrium 3000 cartridges and uses a Fibre Channel interface for server connectivity. The unit provides unattended, automated operation with web-based remote management. Native encryption protects data on lost or stolen tapes.
Capacity and throughput
Native capacity reaches 12 TB across the eight slots while hardware compression raises the total to 24 TB at a 2:1 ratio. Sustained compressed transfer rate is rated at 1.0 TB per hour. Buyers who need higher native capacity or faster throughput should evaluate larger libraries or newer LTO generations.
Installation and common issues
The 1U form factor fits standard racks and the web interface simplifies initial configuration without local IT staff. Fibre Channel cabling and host bus adapter compatibility must be verified before deployment. TapeAssure monitoring helps track drive and media health to avoid unexpected failures.
Highlights
- 24 TB compressed capacity across eight cartridge slots
- 12 TB native capacity per cartridge for long-term retention
- 0 TB/hr compressed transfer rate speeds backup windows
- Fibre Channel interface connects directly to SAN environments
- 1U rack-mount design fits dense data-centre racks
Specifications
| Brand | HP |
|---|---|
| Model | BL541B |
| Type | Rack mount |
| Media Type | LTO-5 Ultrium 3000 |
| Standard Configuration | 8 slots |
| Compressed Capacity | 24TB |
| Native Capacity | 12TB |
| Interface | Fibre Channel |
| Features | Transfer rate: 1.0 TB/hr; compressed 2:1 Form factor: 1U |
| Shipping weight | 15.65 kg |
| Package size | 947 × 584 × 229 mm |
Questions about this item
What does the 24 TB compressed capacity mean for daily backup windows?
At the quoted 1.0 TB/hr compressed transfer rate a full 24 TB load would take roughly 24 hours of continuous streaming, so plan backup windows accordingly.
What does the Fibre Channel interface limit in practice?
The Fibre Channel link caps sustained throughput at the drive's native 1.0 TB/hr compressed rate, so the interface will not be the bottleneck during normal operation.
What physical space does the 1U form factor require?
The unit occupies a single 1U rack slot, so it fits in any standard rack cabinet that has one free 1U opening.
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