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295192-B21
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- Compaq DLT4 (40/80)GB
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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
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| Archival Life | Up to 30 Years | Up to 30 Years | Up to 30 Years | Up to 30 Years | Up to 30 Years |
| Cartridge Type | Standard | Standard | Standard | Standard | Standard |
| Compliance | N/A | N/A | RoHS | RoHS / WEEE | N/A |
| Compressed Capacity | 200 GB | 80 GB | 200 GB | 30 GB | 80 GB |
| Data Transfer Rate (Compressed) | Up to 40 MB/s | Up to 12 MB/s | Up to 40 MB/s | Up to 3.0 MB/s | Up to 12 MB/s |
| Data Transfer Rate (Native) | Up to 20 MB/s | Up to 6 MB/s | Up to 20 MB/s | Up to 1.5 MB/s | Up to 6 MB/s |
| Depth | 4.15 inches | 1.02 inches | 4.15 inches | 1.00 | 1.02 inches |
| Encryption Support | No | No | No | No | No |
| Environment | Data Center / Offsite Backup / Cold Storage / Compliance Archiving | 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 |
| Height | 0.98 inches | 4.16 inches | 0.85 inches | 4.35 | 4.16 inches |
| Media Type | Magnetic / Rewritable | Magnetic | Magnetic / Rewritable | Magnetic | Magnetic / Rewritable |
| Native Capacity | 100 GB | 40 GB | 100 GB | 15 GB | 40 GB |
| Product Name | CLM200-Certance LTO-1 Ultrium Data Cartridge | Compaq DLT IV Data Tape Cartridge (295192-B21) | IBM LTO Ultrium 1 Data Cartridge 100/200 GB (08L9210-T) | THXKE-01-T-Quantum DLT III XT (15/30) GB | DL4TK88 Sony DLT IV 40/80GB Data Cartridge |
| Product Type | Data Tape | Data Tape | Data Tape | Data Tape | Data Tape |
| Read Compatibility | LTO-1, LTO-2 drives | DLT4000, DLT7000, DLT8000 drives | LTO-1 drives | DLT 4000, DLT 7000, DLT 8000 drives | DLT4000, DLT7000, DLT8000 drives |
| Tape Color | Black | Black | Blue | Black | Black |
| Tape Format | LTO | DLT | LTO | DLT | DLT |
| Tape Generation | LTO-1 | N/A | LTO-1 | DLT III XT | N/A |
| Tape Length | 609m | 557m | 609m | 557m | 557m |
| Use Case | Backup / Long-Term Archiving / Compliance Storage / Tape Libraries | 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 |
| Weight | 0.55 lbs | 0.63 lbs | 0.57 lbs | 0.55 | 0.55 lbs |
| Width | 4.02 inches | 4.16 inches | 4.02 inches | 4.38 | 4.16 inches |
| WORM Support | No | No | No | No | No |
| Write Compatibility | LTO-1 drives only | DLT4000, DLT7000, DLT8000 drives | LTO-1 drives only | DLT 4000, DLT 7000, DLT 8000 drives | DLT4000, DLT7000, DLT8000 drives |
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Questions & Answers
Q
What is the Compaq DLT4 (40/80)GB tape drive (SKU: 295192-B21)?
A
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.
Q
What backup capacity does the DLT4 tape drive support?
A
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.
Q
Which interface does the Compaq DLT4 use?
A
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.
Q
What backup speed can I expect from the DLT4 drive?
A
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.
Q
Is the DLT4 compatible with HP or Compaq servers?
A
Yes, the Compaq DLT4 is fully compatible with HP and Compaq ProLiant and Integrity servers that support Ultra-Wide SCSI tape devices.
Q
Can I hot-swap the Compaq DLT4 tape drive?
A
Hot-swap capabilities depend on your server’s backplane and operating system; most HP ProLiant models with SCSI RAID controllers support hot swapping of the DLT4.
Q
Which operating systems does the DLT4 drive support?
A
The tape drive is supported under Windows Server, Linux, Novell NetWare and UNIX variants with appropriate SCSI drivers and tape backup software.
Q
What kind of tape media does the DLT4 use?
A
It uses Data Cartridge-compatible DLT IV tape media, which are widely available and preformatted for immediate use with HP/Compaq tape libraries.
Q
Is the Compaq DLT4 backward-compatible with older DLT formats?
A
Yes, the DLT4 drive reads and writes DLT III media at native speeds, ensuring seamless migration from older DLT III tape libraries.
Q
How reliable is the Compaq DLT4 tape drive?
A
The DLT4 features a 30,000-hour MTBF rating and durable tape heads, offering enterprise-class reliability and low error rates for long-term data retention.
Q
Does the DLT4 include a cleaning cartridge?
A
No, the cleaning cartridge is sold separately; HP recommends cleaning every 50 tape mounts or as indicated by the drive’s cleaning alert.
Q
What form factor and dimensions does the DLT4 have?
A
The drive is a 5.25-inch half-height tape device, measuring 146 mm × 41 mm × 203 mm and weighing approximately 2.3 kg.
Q
How do I install the Compaq DLT4 tape drive?
A
Mount the drive in a free 5.25-inch bay, connect Ultra-Wide SCSI cables and power, then configure the device in BIOS or your OS’s tape management utility.
Q
What maintenance is required for the DLT4 tape drive?
A
Regularly clean the tape heads with a compatible cleaning cartridge, update firmware as needed, and store media in a controlled environment to extend drive life.
Q
What warranty covers the Compaq DLT4 tape drive?
A
HP/Compaq typically offers a one-year limited hardware warranty on the DLT4 drive, covering defects in materials and workmanship under normal use.
Q
How can I optimize backup performance with DLT4?
A
Use certified DLT IV media, enable hardware compression, maintain clean heads, and schedule backups during off-peak hours to maximize throughput and reliability.