# 3.5" HDD Synology HAT5310-20T 20 TB SATA III 7200 RPM 512 MB buffer for NAS

**URL:** https://aio.lv/en/product--synology-hat5310-20t--10932443
**Data updated:** 2026-01-21 11:05 (EET)
**Category:** Hard Disk Drives (HDD)
**Manufacturer:** SYNOLOGY
**Manufacturer code:** HAT5310-20T
**EAN:** 4711174725496
**Warranty:** 5 Years
**Availability:** Available for order
**Price:** 1 115.99 €
**Prices and availability valid until:** 2026-07-21 23:59
**Price without VAT (21%):** 922.31 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--synology-hat5310-20t--10932443

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 15.07.2026 | free |
| Pickup points | 20.07.2026 | 1.89 EUR |
| Courier delivery to door | 20.07.2026 | 4.99 EUR |

## Summary description

Enterprise 3.5" HDD Synology HAT5310-20T offers 20 TB capacity, SATA III interface, 7200 RPM spindle speed and a 512 MB buffer. Designed for NAS and continuous 24/7 operation, it delivers a sustained transfer rate up to 281 MiB/s. Operates at 5/12 V, suitable for server and storage arrays; operating temperature 5–60 °C. Follow proper disposal rules.

## Long description

The Synology HAT5310-20T is an enterprise 3.5" Serial ATA III internal hard drive with 20 TB capacity, 7200 RPM spindle speed and a 512 MB buffer. Designed for Synology systems, the HAT5300 series is validated for long-term use in datacenter and NAS environments and is covered by Synology's 5-year limited warranty. Firmware maintenance integrates with DiskStation Manager (DSM) to keep drives up to date.
Advantages
HAT5300 series drives deliver sustained data transfer rates up to 281 MB/s and have been tuned to provide up to 23% faster sequential read performance in Synology NAS under demanding multi-user workloads. The drives undergo more than 500,000 hours of in-house stress validation and offer an MTBF rating up to 2.5 million hours, a supported workload of 550 TB/year, and persistent write cache protection to reduce risk of data corruption during power loss.
Suitable for
 Enterprise Synology NAS and server installations
 Multi-user file sharing and virtualization storage
 Backup repositories and archival storage with high-capacity requirements
Key specifications
 Model: HAT5310-20T
 Capacity: 20 TB (20000 GB)
 Form factor: 3.5"
 Interface: Serial ATA III (SATA III)
 Rotational speed: 7200 RPM
 Cache: 512 MB
 Sustained transfer rate: up to 281 MB/s
 Workload rating: 550 TB/year
 MTBF: up to 2.5 million hours
 Warranty: 5-year limited warranty
How to use
Install the HAT5310-20T into a compatible Synology NAS or server bay following the device manufacturer’s instructions. Connect via SATA III and configure the drive in DSM for the desired storage pool or volume. Monitor drive health and firmware through DiskStation Manager to ensure optimal operation and apply automatic firmware updates when available.
Usage recommendations
Deploy HAT5300 series drives in systems that operate 24/7 and require sustained throughput and high capacity. Use in RAID or Synology Hybrid RAID configurations suitable for enterprise workloads, and enable DSM health monitoring and automatic firmware updates to maintain reliability.

## Specifications

### Features

| Feature | Value |
|---|---|
| HDD capacity | 20000 GB |
| HDD size | 3.5 |
| HDD speed | 7200 |
| HDD sustained transfer rate | 281 MiB/s |
| Component for | NAS |
| Interface | Serial ATA III |
| Type | HDD |
| Storage drive buffer size | 512 MB |
| 24/7 operation | Yes |

### Operational conditions

| Feature | Value |
|---|---|
| Storage temperature (T-T) | -40 - 70 |
| Operating temperature (T-T) | 5 - 60 |

### Power

| Feature | Value |
|---|---|
| Operating voltage | 5 V |
| Power consumption (read) | 8.11 W |
| Power consumption (write) | 8.11 W |

## FAQ

### How much does the 3.5" HDD Synology HAT5310-20T 20 TB cost, and is it available for purchase?

The price is 1,115.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 106 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 15.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Leasing for legal entities. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All SYNOLOGY products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized SYNOLOGY service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: hdd capacity, hdd size, hdd speed, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/10932443/62618187_large.webp