Dell

Dell 8541703781 LTO-6 Ultrium Data Tape Cartridge

3.7 (6 reviews)

Dell's LTO-6 Ultrium tape cartridge delivers up to 6.25 TB compressed capacity for dependable, high-volume data backup.

$27.99*
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*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.

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Overview

The Dell 8541703781 LTO-6 Ultrium Data Tape Cartridge is a high-capacity backup medium designed for enterprise and professional data protection workflows. With 2.5 TB of native storage and up to 6.25 TB when hardware compression is applied, a single cartridge can accommodate substantial backup sets—reducing media handling and simplifying rotation schedules. The LTO-6 format is a well-proven standard in the tape backup industry, offering a balance of capacity, transfer speed, and long-term archival durability that disk and cloud solutions often cannot match for sheer cost-per-terabyte at scale.

This Dell-branded cartridge (part numbers 342-5450 / 3W22T) is manufactured for compatibility with Dell LTO-6 Ultrium tape drives, ensuring consistent read/write performance and reliability within Dell backup environments. Tape remains a cornerstone of the 3-2-1 backup strategy for many organizations, particularly for off-site storage and regulatory compliance where data must be retained for years. While LTO-6 has been superseded by newer generations, it continues to serve environments with existing LTO-6 drive infrastructure, and these cartridges maintain backward read compatibility with LTO-7 drives for migration flexibility.

Key Features

Listing is for **Qty 1 Dell LTO-6 RW Data Cartridge***

Specifications

Brand
Dell
Model
8541703781
Part Number
342-5450 / 3W22T
Type
LTO-6 Ultrium
Native Capacity
2.5 TB
Compressed Capacity
6.25 TB

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Pros & Cons

👍 Pros

  • 2.5 TB native capacity handles large backup volumes on a single cartridge
  • Up to 6.25 TB with compression reduces the number of tapes needed for backup sets
  • LTO-6 format provides reliable, well-established tape backup technology
  • Long archival life rating supports compliance and long-term data retention requirements
  • Compatible with standard LTO-6 Ultrium drives for straightforward deployment

👎 Cons

  • Requires a compatible LTO-6 (or newer) tape drive, which is a significant hardware investment
  • Sequential access means slower data retrieval compared to disk-based backup solutions
  • Actual compressed capacity depends heavily on data type and may fall well below 6.25 TB
  • LTO-6 is now several generations behind current LTO standards, limiting future drive compatibility
  • Physical media requires proper environmental storage conditions to maintain data integrity

Frequently Asked Questions

It provides 2.5 TB of native (uncompressed) capacity and up to 6.25 TB with hardware compression enabled, depending on the compressibility of your data.
It is designed for use with Dell LTO-6 Ultrium drives. LTO-6 cartridges can also be read by LTO-7 and LTO-8 drives (backward read compatibility per the LTO standard), though they cannot be written to by newer generations beyond one generation forward.
LTO-6 tapes are rated for an archival life of up to 30 years when stored under recommended environmental conditions, making them suitable for long-term data retention.
Yes, LTO-6 tapes are rewritable and can be used across multiple backup cycles until they reach their rated durability limit.
This cartridge is referenced under Dell part numbers 342-5450 and 3W22T.