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18P8157 - IBM 200 / 400GB Ultrium LTO-2 SCSI Low Voltage Differential Tape Drive Module
- IBM Part Number: 18P8157
- Technology: LTO Ultrium 2 (LTO-2)
- Native Capacity: 200GB
- Compressed Capacity: 400GB
- Interface: LVD SCSI (Low Voltage Differential)
- Form Factor: Internal Module
- Designed for enterprise-level data backup and archiving
- High performance and reliability
- Backward read compatible with LTO-1 media
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Product Overview
This is an IBM 18P8157 tape drive module, supporting the Ultrium LTO-2 standard. It offers a native capacity of 200GB and a compressed capacity of 400GB. The drive features a Low Voltage Differential (LVD) SCSI interface, designed for high-performance data backup and archiving in enterprise server environments.
Technical Information
| Part Number | 18P8157 |
| Brand | IBM |
| Technology | LTO Ultrium 2 |
| Native Capacity | 200GB |
| Compressed Capacity | 400GB |
Additional Specifications
| Interface | LVD SCSI |
| Form Factor | Internal Module |
| Data Transfer Rate (Native) | Up to 15 MB/s |
| Data Transfer Rate (Compressed) | Up to 30 MB/s |
Product Description
The IBM 18P8157 is an internal tape drive module that adheres to the LTO Ultrium 2 (LTO-2) specification. LTO (Linear Tape-Open) is an open tape format developed by HP, IBM, and Seagate, designed to provide a scalable and cost-effective solution for high-capacity data storage. The LTO-2 generation offers a significant leap in capacity and performance over previous generations, with a native capacity of 200GB and a compressed capacity of 400GB per cartridge. This makes it ideal for backing up large datasets and for long-term archival purposes in demanding enterprise environments. This drive utilizes a Low Voltage Differential (LVD) SCSI interface, which provides high-speed data transfer rates and robust signal integrity, essential for minimizing backup windows and ensuring reliable data retrieval. LVD SCSI is well-suited for the high-throughput demands of enterprise servers. The module form factor indicates it's designed for integration into specific IBM or compatible server chassis that support LTO tape modules. As an LTO-2 drive, the 18P8157 is also backward read compatible with LTO-1 media, allowing access to older backups if necessary. Its robust design and high capacity make it a dependable choice for organizations requiring secure, high-volume data protection and archival solutions. The LTO standard continues to evolve, and LTO-2 drives remain a viable option for many backup strategies.
