
HP
HP C7977A LTO 7 Ultrium 6TB/15TB Tape 10-Pack
★★★★★
Store up to 15TB compressed per cartridge with this reliable 10-pack of HP LTO-7 Ultrium backup tapes.
$574.99*
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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
Key Features
Capacity of 6 TB and up to 15 TB compressed capacity on HP StoreEver and non-HPE LTO-6 devices
Supports transfer speeds of 300 MB/s (native), 750 MB/s (2.5:1) with Generation 7
Barium Ferrite (BaFe) technology
Support for tape drive hardware encryption
Compatible with Linear Tape File System (LTFS)
Simplified tape path to reduce wear and tear
Specifications
Brand
HP (HPE)
Model
C7977A
Format
LTO-7 Ultrium
Native Capacity
6TB per cartridge
Compressed Capacity
15TB per cartridge (2.5:1)
Native Transfer Speed
300 MB/s
Compressed Transfer Speed
750 MB/s (2.5:1)
Media Technology
Barium Ferrite (BaFe)
Encryption
Tape drive hardware encryption supported
File System
LTFS compatible
Package Quantity
10 cartridges
Pros & Cons
👍 Pros
- High capacity of 6TB native and 15TB compressed per cartridge suits large-scale backup and archival needs.
- Barium Ferrite (BaFe) media technology provides long-term data stability and resistance to environmental degradation.
- Native transfer speed of 300 MB/s allows efficient backup windows even for large data sets.
- Hardware encryption support secures sensitive data without relying on additional software.
- Ten-pack quantity offers bulk value and enough cartridges for multi-tape rotation schemes.
👎 Cons
- Requires an LTO-7 or LTO-8 compatible tape drive, which is a significant upfront investment if not already owned.
- Physical tape cartridges require proper climate-controlled storage for long-term media integrity.
- At 6TB native per tape, capacity falls behind newer LTO-8 and LTO-9 generations for the same physical footprint.
- Transfer speeds are only achieved at the native rate with a compatible LTO-7 drive; older drives will not work at all.
Frequently Asked Questions
What is the storage capacity of each tape in this pack?
Each LTO-7 cartridge holds 6TB of native (uncompressed) data and up to 15TB with 2.5:1 compression, depending on the data type and drive capabilities.
Are these tapes compatible with older LTO generations?
LTO-7 tapes can be read and written by LTO-7 drives, read and written by LTO-8 drives, and read by LTO-9 drives. They are not compatible with LTO-6 or older drives.
Do these cartridges support hardware encryption?
Yes, the HP C7977A LTO-7 tapes support tape drive hardware encryption, allowing you to secure data at the drive level without software overhead.
What is LTFS and do these tapes support it?
Linear Tape File System (LTFS) lets you access tape contents like a regular disk volume with drag-and-drop file management. These cartridges are fully LTFS compatible.
How many cartridges come in this package?
This is a 10-pack, providing 60TB native or up to 150TB compressed total storage capacity across all cartridges.