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header-product Internal Hard Drive Synology 12TB 3.5" SAS HAS5300-12T
959.99 €

Internal Hard Drive Synology 12TB 3.5" SAS HAS5300-12T

Internal Hard Drive Synology 12TB HAS5300-12T Photo 1
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Internal Hard Drive Synology 12TB 3.5" SAS HAS5300-12T

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Internal Hard Drive Synology 12TB 3.5" SAS HAS5300-12T

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Short description

The Synology HAS5300-12T is a high-performance internal hard drive with a capacity of 12 TB and a speed of 7200 RPM. It features a 256 MB buffer and a 3.5" form factor, utilizing a SAS interface for reliable data transfer. Ideal for enterprise environments, this HDD ensures efficient storage solutions with enhanced durability and performance.
Available for order: 59 pcs.
Warranty: 2 Years
SKU: 4223581
free shipment

Cheapest delivery:

Venipak Locker LV

Pick-up points

Venipak Locker LV

Cost

1.89 €

Deliver

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
09.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
14.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 0.71 kg)
Parcel couriers
Venipak Locker LV / Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Venipak Pickup LV / Latvijas Pasts nodaļa
14.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.89 €
payment
Payment Methods:
Bank transfer, Leasing for legal entities
Leasing for legal entities: from 33.41 euros per month
Together cheaper
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Product information

Description

The Synology HAS5300-12T is a 12 TB, 3.5" internal SAS hard drive designed for enterprise storage in Synology systems. With a 7200 RPM spindle speed, 256 MB buffer and firmware optimized for Synology hardware, this drive is engineered to deliver reliable, high-performance storage for mission-critical workloads. It is validated on Synology platforms, rated with a 2.5 million-hour MTTF and covered by Synology’s 5-year limited warranty.

Advantages

HAS5300 drives offer deep integration with Synology DSM and hardware, enabling predictable performance and faster RAID array recovery. The SAS interface provides low latency suitable for enterprise environments, while firmware updates are distributed with DSM to simplify maintenance. Durability features include a 2.5M-hour MTTF, support for up to 550 TB/year workload, and persistent write cache technology to help protect data integrity.

Suitable for

  • Enterprise storage arrays in Synology SA and UC series
  • Mission-critical databases and virtualized environments
  • High-performance file servers and block storage
  • RAID deployments requiring fast rebuild times

Key specifications

  • Model: HAS5300-12T
  • Capacity: 12,000 GB (12 TB)
  • Form factor: 3.5"
  • Interface: SAS
  • Spindle speed: 7200 RPM
  • Buffer: 256 MB
  • MTTF: 2.5 million hours
  • Workload rating: up to 550 TB/year
  • Weight: 0.72 kg

How to use

Install the HAS5300-12T into a compatible Synology chassis or SAS-capable enterprise enclosure following the hardware installation guide for your Synology SA/UC or rackstation model. Connect to the SAS backplane or HBA, initialize the drive in DSM, and include it in a volume or RAID group according to your desired redundancy and performance requirements. Monitor drive health and performance through Synology DSM and apply firmware updates via DSM when available.

Usage recommendations

For optimal results, use HAS5300 drives in supported Synology systems and combine them with SAS controllers and enclosures validated by Synology. Configure appropriate RAID levels for redundancy, maintain DSM up to date to receive drive firmware updates, and monitor workload levels to stay within the recommended 550 TB/year rating.

Specifications

HDD capacity:
12000 GB
HDD size:
3.5
HDD speed:
7200
Weight:
0.72 kg
All features

Features

HDD capacity:
12000 GB
HDD size:
3.5
HDD speed:
7200
HDD interface transfer rate:
12 Gbit/s
HDD sustained transfer rate:
242 MiB/s
Component for:
Server/workstation
HDD average transfer rate:
274 MB/s
Workload rate limit:
550 TB/year
Interface:
SAS
Type:
HDD
Mean time to failure (MTTF):
2500000 h
Storage drive buffer size:
256 MB

Operational conditions

Operating altitude:
-305 - 3048
Operating relative humidity (H-H):
5 - 90
Storage temperature (T-T):
-40 - 70
Operating temperature (T-T):
5 - 60
Storage relative humidity (H-H):
5 - 95
Non-operating altitude:
-305 - 12192
Operating shock:
70 G
Non-operating shock:
250 G
Non-operating vibration:
3 G
Operating vibration:
0.75 G

Other features

Certification:
CE, EAC, BSMI, RCM, KC, ICES, UKCA, TUV, UL, RoHS
Compliance certificates:
RoHS

Technical details

Sustainability compliance:
Yes

Weight & dimensions

Weight:
0.72 kg
Height:
26.1 mm
Width:
101.85 mm
Depth:
147 mm

Power

Operating voltage:
5 V
Power consumption (idle):
4.36 W
Power consumption (read):
7.8 W
Power consumption (write):
7.8 W

Packaging data

Quantity per pack:
1 pc(s)

Logistics data

Harmonized System (HS) code:
84717050

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Customer reviews

Customer questions

FAQ

How much does the Internal Hard Drive Synology 12TB HAS5300-12T cost, and is it available for purchase?

The price is 959.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 59 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 09.07.2026 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: Bank transfer, 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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

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, weight, 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.

Where can I download the instructions for Internal Hard Drive Synology 12TB HAS5300-12T?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.
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14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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