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Jonathan Mills
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Compaq DLT4 tape delivered consistent results.
295192-B21
Compaq DLT4 (40/80)GB
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295192-B21
- Description:
- Compaq DLT4 (40/80)GB
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- Data Tape Media
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295192-B21 Overview
295192-B21-Compaq DLT4 (40/80)GB is a data tape cartridge designed for use in enterprise backup and archival applications, utilizing the Digital Linear Tape (DLT) technology. Classified as a DLT IV generation tape, it offers a native (uncompressed) storage capacity of 40 GB and a compressed capacity of up to 80 GB, supporting data transfer rates up to 6 MB/s (native) and 12 MB/s (compressed). The cartridge is a standard type, employs magnetic media, and features a tape length of 557 meters, tailored for high-capacity, long-term data retention requirements in demanding IT environments.
This tape cartridge does not support WORM (Write Once Read Many) or hardware-based encryption, making it best suited for environments where regulatory compliance around immutability and encryption is not mandatory. With an archival life of up to 30 years, the 295192-B21-Compaq DLT4 (40/80)GB tape is widely used for enterprise-class backup, cold storage, and offsite data retention, ensuring data integrity and reliability for long-term information preservation in tape libraries or standalone drives compatible with DLT IV media.
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295192-B21 Specifications
- Product Type
- Data Tape
- Tape Format
- DLT
- Tape Generation
- N/A
- Cartridge Type
- Standard
- Use Case
- Backup / Long-Term Archiving / Tape Libraries
- Native Capacity
- 40 GB
- Compressed Capacity
- 80 GB
- Tape Length
- 557m
- Data Transfer Rate (Native)
- Up to 6 MB/s
- Data Transfer Rate (Compressed)
- Up to 12 MB/s
- Encryption Support
- No
- WORM Support
- No
- Media Type
- Magnetic
- Archival Life
- Up to 30 Years
- Read Compatibility
- DLT4000, DLT7000, DLT8000 drives
- Write Compatibility
- DLT4000, DLT7000, DLT8000 drives
- Tape Color
- Black
- Environment
- Data Center / Offsite Backup / Cold Storage
- Compliance
- N/A
- Product Name
- Compaq DLT IV Data Tape Cartridge (295192-B21)
- Height
- 4.16 inches
- Width
- 4.16 inches
- Depth
- 1.02 inches
- Weight
- 0.63 lbs
295192-B21 Use Case
Enterprise Disaster Recovery & Offsite Backup with Compaq DLT4 295192-B21 (40/80GB)
Large IT operations deploy the Compaq DLT4 295192-B21 tape drive for automated nightly offsite backups of mission-critical servers, leveraging its 40/80GB capacity for efficient data consolidation. The result is a robust disaster-recovery strategy that guarantees rapid system restoration, minimal downtime and end-to-end data integrity for business continuity.
Regulatory Compliance & Long-Term Archival using Compaq DLT4 295192-B21 (40/80GB)
Financial services and healthcare organizations integrate the Compaq DLT4 295192-B21 (40/80GB) into audit-grade archival workflows, storing transaction logs and patient records on high-density tapes. This approach meets strict retention mandates, cuts archival costs by up to 60%, and provides verifiable chain-of-custody for compliance reporting.
Efficient Virtual Machine Backup for VMware with Compaq DLT4 295192-B21 (40/80GB)
System administrators use the Compaq DLT4 295192-B21 tape solution for nightly incremental backups of VMware ESXi environments, writing delta changes to DLT4 cartridges to optimize storage utilization. This method accelerates backup windows, reduces LAN/WAN load, and enables fast full-environment restores to maintain SLA-driven uptime.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 295192-B21 |  DL4TK88 |  08L9210-T |  CLM200 |  THXKE-01-T | |
|---|---|---|---|---|---|
| Product Type | Data Tape | Data Tape | Data Tape | Data Tape | Data Tape |
| Tape Format | DLT | DLT | LTO | LTO | DLT |
| Tape Generation | N/A | N/A | LTO-1 | LTO-1 | DLT III XT |
| Cartridge Type | Standard | Standard | Standard | Standard | Standard |
| Use Case | Backup / Long-Term Archiving / Tape Libraries | Backup / Long-Term Archiving / Compliance Storage / Tape Libraries | Backup / Long-Term Archiving / Compliance Storage / Tape Libraries | Backup / Long-Term Archiving / Compliance Storage / Tape Libraries | Backup / Long-Term Archiving / Compliance Storage / Tape Libraries |
| Native Capacity | 40 GB | 40 GB | 100 GB | 100 GB | 15 GB |
| Compressed Capacity | 80 GB | 80 GB | 200 GB | 200 GB | 30 GB |
| Tape Length | 557m | 557m | 609m | 609m | 557m |
| Data Transfer Rate (Native) | Up to 6 MB/s | Up to 6 MB/s | Up to 20 MB/s | Up to 20 MB/s | Up to 1.5 MB/s |
| Data Transfer Rate (Compressed) | Up to 12 MB/s | Up to 12 MB/s | Up to 40 MB/s | Up to 40 MB/s | Up to 3.0 MB/s |
| Encryption Support | No | No | No | No | No |
| WORM Support | No | No | No | No | No |
| Media Type | Magnetic | Magnetic / Rewritable | Magnetic / Rewritable | Magnetic / Rewritable | Magnetic |
| Archival Life | Up to 30 Years | Up to 30 Years | Up to 30 Years | Up to 30 Years | Up to 30 Years |
| Read Compatibility | DLT4000, DLT7000, DLT8000 drives | DLT4000, DLT7000, DLT8000 drives | LTO-1 drives | LTO-1, LTO-2 drives | DLT 4000, DLT 7000, DLT 8000 drives |
| Write Compatibility | DLT4000, DLT7000, DLT8000 drives | DLT4000, DLT7000, DLT8000 drives | LTO-1 drives only | LTO-1 drives only | DLT 4000, DLT 7000, DLT 8000 drives |
| Tape Color | Black | Black | Blue | Black | Black |
| Environment | Data Center / Offsite Backup / Cold Storage | Data Center / Offsite Backup / Cold Storage / Compliance Archiving | Data Center / Offsite Backup / Cold Storage / Compliance Archiving | Data Center / Offsite Backup / Cold Storage / Compliance Archiving | Data Center / Offsite Backup / Cold Storage / Compliance Archiving |
| Compliance | N/A | N/A | RoHS | N/A | RoHS / WEEE |
| Product Name | Compaq DLT IV Data Tape Cartridge (295192-B21) | DL4TK88 Sony DLT IV 40/80GB Data Cartridge | IBM LTO Ultrium 1 Data Cartridge 100/200 GB (08L9210-T) | CLM200-Certance LTO-1 Ultrium Data Cartridge | THXKE-01-T-Quantum DLT III XT (15/30) GB |
| Height | 4.16 inches | 4.16 inches | 0.85 inches | 0.98 inches | 4.35 |
| Width | 4.16 inches | 4.16 inches | 4.02 inches | 4.02 inches | 4.38 |
| Depth | 1.02 inches | 1.02 inches | 4.15 inches | 4.15 inches | 1.00 |
| Weight | 0.63 lbs | 0.55 lbs | 0.57 lbs | 0.55 lbs | 0.55 |
Reviews & Ratings
A
Aqsa Farooq
4
Reliable storage media.
H
Hans Keller
5
Stable legacy performance.
B
Bilal Yasin
3
No issues so far.
M
Margaret Lewis
4
Satisfied overall.
Questions & Answers
What is the Compaq DLT4 (40/80)GB tape drive (SKU: 295192-B21)?
The Compaq DLT4 (40/80)GB tape drive is a half-height internal DAT tape backup solution offering 40 GB native and up to 80 GB compressed capacity, designed for enterprise data protection.
What backup capacity does the DLT4 tape drive support?
The DLT4 tape drive supports 40 GB of native storage and up to 80 GB of data with 2:1 compression, ensuring efficient use of tape media for daily backups.
Which interface does the Compaq DLT4 use?
The drive uses a standard Ultra-Wide SCSI (Single-Ended or Low-Voltage Differential) interface, providing up to 20 MB/s native transfer rates for fast data streaming.
What backup speed can I expect from the DLT4 drive?
The Compaq DLT4 delivers up to 10 MB/s native throughput and up to 20 MB/s with 2:1 compression, enabling reliable backups within tight backup windows.