24TB capacity
Provides 12TB of hard-drive capacity in the supplied 3.5-inch form factor.
Synology Enterprise Series HAS5320 24TB 3.5-inch SAS 12 Gb/s 7200 RPM HDD - HAS5320-24T
Model # HAS5320-24TB
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SKU: HAS5320-24T
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Synology Enterprise SAS Hard Drive
Synology HAS5320-24T 24TB SAS Enterprise Hard Drive
A 24TB helium-sealed enterprise hard drive designed for demanding 24/7 workloads in compatible Synology SA, HD and UC Series storage systems. It combines a SAS 12 Gb/s interface, 7,200 RPM operation, 1GB cache and a typical maximum sustained data transfer speed of 309 MB/s.
24TB capacity SAS 12 Gb/s 7,200 RPM 1GB cache 309 MB/s typical 5-year warranty
Enterprise storage for demanding workloads
The Synology HAS5320-24T provides 24TB of enterprise storage in a helium-sealed 3.5-inch form factor. It uses a SAS 12 Gb/s interface, 512e sector format and 7,200 RPM rotational speed.
With a typical maximum sustained data transfer speed of 309 MB/s, a 2.5 million-hour MTBF and a 550TB/year workload rating, the drive is designed for high-capacity, mission-critical environments requiring continuous operation.
HAS5300 Series drives undergo more than 200,000 hours of validation and stress testing with Synology systems. Persistent write-cache technology helps protect data integrity during sudden power loss, while firmware updates through Synology DSM simplify drive maintenance.
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Manufacturer warranty and authorised reseller
The Synology HAS5320-24T is covered by a five-year limited manufacturer warranty beginning from the purchase date shown on the purchase receipt. DeviceDeal is an authorised reseller of Synology products.
Frequently asked questions
What is the Synology HAS5320-24T?
It is a 24TB, 3.5-inch enterprise SAS hard drive designed for demanding 24/7 workloads in compatible Synology SA, HD and UC Series storage systems.
What interface does the HAS5320-24T use?
The drive uses a SAS 12 Gb/s interface and supports interface speeds of 12.0, 6.0, 3.0 and 1.5 Gb/s.
What rotational speed and cache are specified?
The HAS5320-24T operates at 7,200 RPM and includes 1GB of cache.
What transfer speed does the HAS5320-24T provide?
Synology specifies a typical maximum sustained data transfer speed of 309 MB/s.
What reliability ratings apply?
The drive has a 2.5 million-hour MTBF and a workload rating of 550TB per year for data written, read or verified by commands from a host system.
What does persistent write cache provide?
Persistent write-cache technology helps minimise the chance of data corruption during sudden power loss and enhances overall write performance.
Can its firmware be updated through Synology DSM?
Yes. Synology states that drive firmware updates can be performed through DSM on compatible Synology storage systems.
Which Synology systems is the drive intended for?
HAS5300 Series drives are developed and tested for compatible Synology SA, HD and UC Series systems. Some exceptions may apply, so check the current Synology compatibility list before purchase.
What warranty applies to the HAS5320-24T?
Synology provides a five-year limited warranty beginning from the purchase date shown on the purchase receipt.
(HAS5320-24T)
Features and highlights
A 24TB Synology HAS5320 3.5-inch SAS enterprise hard drive with SAS 12Gb/s, 512e sector size, 7,200 RPM, a 512 MiB buffer and up to 242 MiB/s.
SAS 12Gb/s interface
The supplied specification lists a SAS 12Gb/s interface.
512e sector size
The sector size is listed as 512e.
7,200 RPM
A rotational speed of 7,200 RPM is stated in the supplied information.
512 MiB buffer
The supplied buffer size is 512 MiB.
Up to 242 MiB/s
Maximum sustained data-transfer speed is listed as 242 MiB/s.
Key product details
- 24TB capacity
- SAS 12Gb/s interface
- 512e sector size
- 7,200 RPM
- 512 MiB buffer
- Up to 242 MiB/s
Technical specifications
Synology HAS5320-24T 24TB SAS Enterprise Hard Drive
Product details
| Manufacturer part number | HAS5320-24T |
|---|---|
| Product series | Synology HAS5300 Enterprise Series |
| Brand | Synology |
| Product type | Enterprise SAS hard drive |
| Designed usage | Demanding 24/7 enterprise storage workloads |
| Validated systems | Compatible Synology SA, HD and UC Series systems; some exceptions may apply |
Hardware
| Capacity | 24TB |
|---|---|
| Form factor | 3.5-inch |
| Interface | SAS 12 Gb/s |
| Supported interface speeds | 12.0 Gb/s, 6.0 Gb/s, 3.0 Gb/s and 1.5 Gb/s |
| Sector size | 512e |
| Drive design | Helium-sealed |
Performance
| Rotational speed | 7,200 RPM |
|---|---|
| Cache | 1GB |
| Maximum sustained data transfer speed | 309 MB/s typical |
| Persistent write cache | Supported |
| RAID array repair performance | Up to 19% faster in Synology's stated test configuration |
Reliability
| Mean time between failure | 2,500,000 hours |
|---|---|
| Workload rating | 550TB/year data write/read |
| Validation testing | More than 200,000 hours of validation and stress testing with Synology systems |
| Firmware updates | Drive firmware update capability through Synology DSM |
| Warranty | 5-year Synology limited warranty |
Power consumption
| Supply voltage | 12 V (±10%) / 5 V (+10%/-7%) |
|---|---|
| Idle power average | 4.83 W |
| Average operating power | 8.57 W |
Environmental specifications
| Operating temperature | 5°C to 60°C (41°F to 140°F), no condensation |
|---|---|
| Non-operating temperature | -40°C to 70°C (-40°F to 158°F), no condensation |
| Operating shock | 490 m/s², 2 ms duration |
| Non-operating shock | 1,960 m/s², 2 ms duration |
| Operating vibration | 5 Hz to 300 Hz: 7.35 m/s²; 300 Hz to 500 Hz: 2.45 m/s² |
| Non-operating vibration | 5 Hz to 500 Hz: 29.4 m/s² |
| Operating altitude | -304.8 m to 3,048 m |
| Non-operating altitude | -304.8 m to 12,192 m |
| Operating relative humidity | 5% to 90% R.H., no condensation |
| Non-operating relative humidity | 5% to 95% R.H., no condensation |
Physical specifications
| Dimensions (H × W × D) | 26.1 × 101.85 × 147 mm |
|---|---|
| Weight | 730 g |
Certification
| Certifications | CE, RCM, BSMI, KC, EAC, UKCA, UL, TUV, ICES, RoHS and Morocco Mark |
|---|
Important notes
| Compatibility | Check Synology's current compatibility list for the exact storage system before purchase. Some exceptions may apply. |
|---|---|
| MTBF | MTBF is a statistical reliability value and is not a guarantee or estimate of the operating life of an individual drive. |
| Capacity definition | 1TB equals 1,000,000,000,000 bytes. Operating systems report less available capacity, and actual formatted capacity may vary. |
| Warranty commencement | The warranty period starts from the purchase date stated on the purchase receipt. |
| SKU | HAS5320-24T |
| Brand | SYNOLOGY |
| Shipping Weight | 0.5000kg |
Manufacturer warranty
Synology warranty coverage
This product is supplied with Synology manufacturer warranty coverage.
Warranty coverage and claims are subject to Synology's applicable manufacturer warranty terms, eligibility requirements and product assessment. Please retain your DeviceDeal tax invoice as proof of purchase.
DeviceDeal is an authorised reseller of Synology products.
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