The Synology HAT531020T is an internal hard drive with an impressive storage capacity of 20 TB. It is specifically optimized for demanding workloads and storage solutions, offering high reliability and performance. With a spindle speed of 7200 RPM and a SATA 6 Gb/s interface, it is ideal for use in NAS systems. The Helium SealedDrive design and the 512 MB cache contribute to the efficiency and longevity of the hard drive. Highlights: Suitable for 24/7 continuous operation Mean Time to Failure (MTTF) of 2 million hours High sequential data throughput.
The Synology HAT531020T is an internal hard drive with an impressive storage capacity of 20 TB. It is specifically optimized for demanding workloads and storage solutions, offering high reliability and performance. With a spindle speed of 7200 RPM and a SATA 6 Gb/s interface, it is ideal for use in NAS systems. The Helium SealedDrive design and the 512 MB cache contribute to the efficiency and longevity of the hard drive. Highlights: Suitable for 24/7 continuous operation Mean Time to Failure (MTTF) of 2 million hours High sequential data throughput.
Synology -Enterprise Storage for Synology systems,3.5" SATA Hard drive,HAT5310,20TB
The Synology HAT531020T is an internal hard drive with an impressive storage capacity of 20 TB. It is specifically optimized for demanding workloads and storage solutions, offering high reliability and performance. With a spindle speed of 7200 RPM and a SATA 6 Gb/s interface, it is ideal for use in NAS systems. The Helium SealedDrive design and the 512 MB cache contribute to the efficiency and longevity of the hard drive. Highlights: Suitable for 24/7 continuous operation Mean Time to Failure (MTTF) of 2 million hours High sequential data throughput.
The Synology HAT531020T is an internal hard drive with an impressive storage capacity of 20 TB. It is specifically optimized for demanding workloads and storage solutions, offering high reliability and performance. With a spindle speed of 7200 RPM and a SATA 6 Gb/s interface, it is ideal for use in NAS systems. The Helium SealedDrive design and the 512 MB cache contribute to the efficiency and longevity of the hard drive. Highlights: Suitable for 24/7 continuous operation Mean Time to Failure (MTTF) of 2 million hours High sequential data throughput.
in 6 offers
The lowest price for Synology -Enterprise Storage for Synology systems,3.5" SATA Hard drive,HAT5310,20TB right now is $1,238.00 at Seabourne Australia, compared across 6 retailers.
The all-time low was $1,204.02 on 14 Feb 2025 — today's price is 3% above the lowest ever. This is at or near its all-time low — a good time to buy.
Prices last updated 27 Sept 2026.
Last updated at 27/09/2026 04:51:17
Synology Enterprise Series HDD 20TB HAT5310-20T (7200 RPM, 3.5 Inch HDD, 6.0 GB/s)
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Synology 20tb 3.5inch sata hdd Enterprise Storage HAS5310 HAT5310-20T
Free delivery between Wed – Thu
Synology HAT5310-20T 20TB 7200rpm 512MB 3.5" Serial ATA III SATA 6Gb/s Enterprise Storage Hard Drive
Delivery $12
Synology 20TB HAT5310 3.5 Hard Drive for Enterprise Server and NAS
Delivery $11
Synology HAT5310 Internal 20TB HDD (HAT5310-20T)
Delivery between Tue – Thu $9.99
Synology HAT5310-20T HAT5310 3.5" SATA 6Gb/s 7200RPM Enterprise Server Hard Drive 20TB
Delivery between 30 Sept – 6 Oct $14.50
originally posted on box.co.uk
Pros: Works out of the box in the synology NAS
originally posted on bhphotovideo.com
First week has pasted, so all 4 drives still good 100% up time. Seems if I have issues its either DOA or first 2 weeks I get a drive failure.
| Platform | Internal |
| Capacity | 20.0 TB |
| Rotation Speed (RPM) | 7200 |
| Speed (Max) | 281MB/s |
| Form Factor | 3.5" |
Synology Enterprise Series HDD 20TB HAT5310-20T (7200 RPM, 3.5 Inch HDD, 6.0 GB/s)
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Synology 20tb 3.5inch sata hdd Enterprise Storage HAS5310 HAT5310-20T
Free delivery between Wed – Thu
Synology HAT5310-20T 20TB 7200rpm 512MB 3.5" Serial ATA III SATA 6Gb/s Enterprise Storage Hard Drive
Delivery $12
Synology 20TB HAT5310 3.5 Hard Drive for Enterprise Server and NAS
Delivery $11
Synology HAT5310 Internal 20TB HDD (HAT5310-20T)
Delivery between Tue – Thu $9.99
Pros: Works out of the box in the synology NAS
First week has pasted, so all 4 drives still good 100% up time. Seems if I have issues its either DOA or first 2 weeks I get a drive failure.
| Platform | Internal |
| Capacity | 20.0 TB |
| Rotation Speed (RPM) | 7200 |
| Speed (Max) | 281MB/s |
| Form Factor | 3.5" |
