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Ian McCarthy
5
IBM QIC DC9120 tape worked reliably.
21F8730
IBM QIC , DC9120, 1.2GB The IBM QIC DC9120 makes the storage...
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21F8730
- Description:
- IBM QIC , DC9120, 1.2GB The IBM QIC DC9120 makes the storage of your most important data both easy and secure.br> Featuring 1.2GB of native capacity and 2.4GB of compressed capacity,
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- Brand:
- Data Tape Media
- Condition:
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21F8730 Overview
21F8730-IBM QIC , DC9120, 1.2GB The IBM QIC DC9120 makes the storage of your most important data both easy and secure. Featuring 1.2GB of native capacity and 2.4GB of compressed capacity, this quarter-inch cartridge (QIC) tape provides reliable and efficient storage solutions for demanding backup and archiving environments. Designed with a tape length of 307 meters and supporting a data transfer rate of up to 1.5 MB/s (native), the DC9120 tape is ideal for users who require dependable long-term data retention.
This standard QIC data cartridge features magnetic rewritable media and is typically used for enterprise backup, long-term archiving, and regulatory compliance. With an archival life of up to 30 years and broad compatibility across QIC drives supporting the DC9120 format, the IBM QIC DC9120 ensures your information remains secure and accessible. The tape does not offer WORM or hardware encryption, focusing purely on robust, proven magnetic storage technology for cold storage and compliance-oriented deployments.
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21F8730 Specifications
- Product Type
- Data Tape
- Tape Format
- QIC
- Tape Generation
- N/A
- Cartridge Type
- Standard
- Use Case
- Backup / Long-Term Archiving / Compliance Storage / Tape Libraries
- Native Capacity
- 1.2 GB
- Compressed Capacity
- 2.4 GB
- Tape Length
- 307m
- Data Transfer Rate (Native)
- Up to 1.5 MB/s
- Data Transfer Rate (Compressed)
- Up to 3.0 MB/s
- Encryption Support
- No
- WORM Support
- No
- Media Type
- Magnetic / Rewritable
- Archival Life
- Up to 30 Years
- Read Compatibility
- QIC drives supporting DC9120
- Write Compatibility
- QIC drives supporting DC9120
- Tape Color
- Black
- Environment
- Data Center / Offsite Backup / Cold Storage / Compliance Archiving
- Compliance
- N/A
- Product Name
- 21F8730-IBM QIC DC9120 1.2GB Data Cartridge
- Height
- 0.39 inches
- Width
- 4.08 inches
- Depth
- 2.5 inches
- Weight
- 0.37 lbs
21F8730 Use Case
Secure Enterprise Backup for SME Database Snapshots
In small and medium-sized enterprises managing daily transactional data, the 21F8730-IBM QIC DC9120 offers a reliable on-site backup solution. With 1.2GB of native capacity (2.4GB compressed), it captures hourly database snapshots to protect against data corruption and accidental deletions. Outcome: Rapid restore of critical business records reduces downtime by up to 70% and safeguards revenue continuity.
Regulatory-Compliant Offsite Archival for Financial Services
Financial institutions must retain client and transaction logs to meet audit and compliance mandates. The IBM QIC DC9120’s 1.2GB native (2.4GB compressed) cartridge provides tamper-resistant, offsite archival for up to 90 days of high-resolution trading data. Outcome: Achieves full compliance with SEC and FINRA regulations while minimizing storage costs and audit preparation time.
Field Data Collection and Secure Transport in Remote Environments
Engineering and research teams operating in remote or hostile environments require rugged, portable storage. The 21F8730-IBM QIC DC9120 delivers 1.2GB native (2.4GB compressed) of encrypted capacity for critical sensor readings, geological surveys, or telemetry logs. Outcome: Ensures data integrity during transit, enabling uninterrupted analysis and decision-making without reliance on unstable network links.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 21F8730 |  46156-T |  10066-T |  QD9120N |  10067-T | |
|---|---|---|---|---|---|
| Product Type | Data Tape | Data Tape | Data Tape | Data Tape | Data Tape |
| Tape Format | QIC | QIC | QIC | Other | Other |
| Tape Generation | N/A | N/A | QIC-150 | N/A | N/A |
| Cartridge Type | Standard | Standard | Standard | Standard | Standard |
| Use Case | Backup / Long-Term Archiving / Compliance Storage / Tape Libraries | Backup / Long-Term Archiving / Compliance Storage / Tape Libraries | Backup / Long-Term Archiving / Compliance Storage | Backup / Long-Term Archiving / Compliance Storage | Backup / Long-Term Archiving / Compliance Storage / Tape Libraries |
| Native Capacity | 1.2 GB | 525 MB | 525 MB | 1.2 GB | 1 GB |
| Compressed Capacity | 2.4 GB | 1 GB | 1.0 GB | 2.4 GB | 2 GB |
| Tape Length | 307m | 610ft | 187.45m | 307m | N/A |
| Data Transfer Rate (Native) | Up to 1.5 MB/s | Up to 1 MB/s | Up to 0.183 MB/s | Up to 0.610 MB/s | N/A |
| Data Transfer Rate (Compressed) | Up to 3.0 MB/s | Up to 2 MB/s | Up to 0.366 MB/s | N/A | N/A |
| Encryption Support | No | No | No | No | No |
| WORM Support | No | No | No | No | No |
| Media Type | Magnetic / Rewritable | Magnetic / Rewritable | Magnetic / Rewritable | Magnetic | Magnetic |
| Archival Life | Up to 30 Years | Up to 30 Years | Up to 30 Years | Up to 30 Years | Up to 10 Years |
| Read Compatibility | QIC drives supporting DC9120 | QIC-525 compatible tape drives | QIC-150 drives | QIC drives supporting DC9120 | QIC-1000 drives |
| Write Compatibility | QIC drives supporting DC9120 | QIC-525 compatible tape drives | QIC-150 drives | QIC drives supporting DC9120 | QIC-1000 drives |
| Tape Color | Black | Black | Black | N/A | N/A |
| Environment | 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 / Compliance Archiving | Data Center / Offsite Backup / Cold Storage / Compliance Archiving |
| Compliance | N/A | N/A | N/A | N/A | N/A |
| Product Name | 21F8730-IBM QIC DC9120 1.2GB Data Cartridge | Imation QIC DC6525 Data Cartridge, 525MB, P/N 46156 | Tandberg DC6525 QIC-150 Data Cartridge | QD9120N-Sony QIC DC9120, 1.2GB | Tandberg DC9120 QIC-1000 Magnus 1.2 |
| Height | 0.39 inches | 0.65 | 0.63 | 0.39 inches | 0.4 |
| Width | 4.08 inches | 4.08 | 4.09 | 4.06 inches | 4.09 |
| Depth | 2.5 inches | 2.5 | 2.5 | 2.50 inches | 2.38 |
| Weight | 0.37 lbs | 0.34 | 0.33 | 0.33 lbs | 0.38 |
Reviews & Ratings
S
Samina Ilyas
4
Stable legacy backup solution.
P
Peter Novak
5
Consistent performance.
F
Furqan Latif
3
Adequate for archives.
L
Laura Chen
4
Met expectations.
Questions & Answers
What is the native and compressed capacity of the IBM QIC DC9120?
The IBM QIC DC9120 offers 1.2GB of native storage capacity and up to 2.4GB when using 2:1 hardware compression.
What compression ratio does the IBM QIC DC9120 achieve?
The IBM QIC DC9120 supports a 2:1 compression ratio to double effective storage from 1.2GB native to 2.4GB compressed.
Which tape format does the IBM QIC DC9120 utilize?
The IBM QIC DC9120 uses the QIC (Quarter-Inch Cartridge) DC tape format, designed for reliable sequential data backup.
Which tape drives and libraries are compatible with the IBM QIC DC9120?
The IBM QIC DC9120 is compatible with QIC-150, QIC-525, and DC-series drives and tape libraries that support QIC DC cartridges.