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Synology HAT3310-12T Plus 12TB 3.5" SATA NAS Hard Drive - 7200 RPM - 512MB Cache - CMR

SKU: HAT3310-12T
UPC: 846504005581
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$612.95
Warranty Information: Covered by Manufacturer
Condition: New
Width: 10.19 (cm)
Height: 2.61 (cm)
Depth: 14.70 (cm)
Availability: Canada: High Availability
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Product Features

Description

Product Overview

The Synology HAT3310-12T Plus is a 12TB 3.5" internal SATA hard drive engineered specifically for NAS and storage systems. It combines high capacity with reliable performance, making it an ideal choice for expanding network-attached storage arrays, backup solutions, and data-intensive applications.

Built with Conventional Magnetic Recording (CMR) technology and a 512MB cache buffer, this drive delivers consistent read and write speeds up to 281 MB/s. The 7200 RPM spindle speed ensures responsive data access, while the SATA/600 interface provides efficient connectivity for modern storage environments.

Relevant factors for this section include Storage Capacity, Disk Format, Recording Technology, Maximum Read Transfer Rate. When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.

Capacity
12 TB
Drive Capacity
SATA7200
Capacity & Form Factor
Storage Capacity12 TB
Form Factor3.5"
Drive TypeInternal
Performance & Interface
Spindle Speed7200 RPM
Cache Buffer512 MB
InterfaceSATA/600
Durability & Recording
Endurance (TBW)180 TB
Recording TechnologyConventional Magnetic Recording (CMR)
Disk Format512e

Technical Overview

This drive features a 12TB storage capacity using 512e disk formatting, which optimizes sector alignment for compatibility with advanced storage systems. The 7200 RPM spindle speed and 512MB cache work together to reduce latency and improve burst performance, particularly in multi-drive NAS configurations.

With a maximum read and write transfer rate of 281 MB/s, the HAT3310-12T handles sequential workloads effectively. The drive's 180 TBW endurance rating indicates robust durability for continuous operation in 24/7 environments.

Relevant factors for this section include Storage Capacity, Disk Format, Recording Technology, Maximum Read Transfer Rate. When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.

A strong technical summary explains how the product's interfaces, hardware profile, and operating characteristics work together in real deployment. Buyers often need this context to confirm compatibility with existing devices, expected performance in daily use, and whether installation will be straightforward for IT staff or end users.

Read/Write Speed281 MB/s
Cache Size512 MB
Endurance Rating180 TBW
CMR TechnologySATA/600 Interface512e Formatting

Key Product Advantages

The Synology Plus series hard drive offers several advantages for storage deployments. Its CMR recording technology provides stable performance over time compared to SMR alternatives, making it better suited for write-intensive workloads and RAID configurations.

Optimized for NAS Environments

Designed specifically for network-attached storage systems, this drive includes features that enhance reliability in multi-bay enclosures and continuous operation scenarios.

  • 180 TBW endurance rating
  • Vibration resistance for multi-drive setups
  • Compatibility with Synology and other NAS platforms

Performance Consistency

The combination of 7200 RPM spindle speed, 512MB cache, and CMR technology ensures predictable performance without the write performance degradation sometimes associated with SMR drives.

  • 281 MB/s sustained transfer rates
  • Reduced latency for frequently accessed data
  • Stable performance in mixed workloads

Deployment / Use Cases

The HAT3310-12T is well-suited for expanding capacity in existing NAS systems, creating new network storage arrays, or building dedicated backup solutions. Its 12TB capacity provides substantial room for media libraries, document archives, surveillance footage, or virtual machine storage.

In business environments, this drive can serve as primary storage for file servers, secondary storage for backup appliances, or capacity expansion in storage servers. The 3.5" form factor ensures compatibility with most desktop NAS enclosures and storage chassis.

NAS Capacity Expansion

Add this drive to compatible Synology, QNAP, or other NAS devices to increase available storage for shared files, media streaming, or backup repositories.

  • Compatible with multi-bay NAS enclosures
  • Suitable for RAID 0, 1, 5, 6, 10 configurations
  • Ideal for media servers and file sharing

Data Backup & Archiving

Use as target storage for backup software, creating local copies of critical data with the reliability needed for long-term retention.

  • 180 TBW rating supports frequent write cycles
  • CMR technology maintains performance during backups
  • 12TB capacity accommodates extensive backup sets

Physical Profile

The drive measures 1.03" (26.11 mm) in height, 4.01" (101.85 mm) in width, and 5.79" (147 mm) in depth, conforming to standard 3.5" hard drive dimensions. With an approximate weight of 1.59 lb (720 g), it fits securely in most desktop NAS enclosures and storage bays without requiring special mounting hardware.

Dimensions
Width
4.01" (101.85 mm)
Depth
5.79" (147 mm)
Height
1.03" (26.11 mm)
Weight
1.59 lb (720 g)
Dimensions1.03"H × 4.01"W × 5.79"D
Weight1.59 lb (720 g)
[custom-highlights]

Highlights

  • 12TB storage capacity for extensive media libraries and backup sets
  • 3.5" form factor compatible with most desktop NAS enclosures
  • 7200 RPM spindle speed for responsive data access
  • 512MB cache buffer improves performance for frequently accessed files
  • SATA/600 interface provides efficient connectivity
  • Conventional Magnetic Recording (CMR) technology ensures stable write performance
  • 281 MB/s maximum read and write transfer rates
  • 180 TBW endurance rating supports continuous operation
  • Designed specifically for NAS and storage system environments
  • 512e disk formatting for compatibility with advanced storage systems
[/custom-highlights][custom-specifications]

Specifications

Specifications
ManufacturerSynology, Inc
Manufacturer Part NumberHAT3310-12T
Brand NameSynology
Product SeriesPlus
Product ModelHAT3310-12T
Product NamePlus Series 3.5" SATA HDD
Product TypeHard Drive
Technical Information
Storage Capacity12 TB
Disk Format512e
Recording TechnologyConventional Magnetic Recording (CMR)
Drive Performance
Maximum Read Transfer Rate281 MB/s
Maximum Write Transfer Rate281 MB/s
Spindle Speed (rpm)7200
Buffer512 MB
Endurance (TBW)180 TB
Interfaces/Ports
Drive InterfaceSATA
Drive Interface StandardSATA/600
Physical Characteristics
Drive TypeInternal
Form Factor3.5"
Height1.03" (26.11 mm)
Width4.01" (101.85 mm)
Depth5.79" (147 mm)
Weight (Approximate)1.59 lb (720 g)
Miscellaneous
Device SupportedNAS,Storage System
[/custom-specifications][custom-user-manual]

User Manual

This section contains official documentation provided by the manufacturer, including product manuals, brochures, and supplementary materials.
[/custom-user-manual][custom-faq]

FAQ

What is the storage capacity of this Synology hard drive?

The Synology HAT3310-12T offers 12TB of storage capacity. This provides substantial space for network-attached storage applications, allowing you to store extensive media collections, backup archives, or business documents in a single drive.

Is this a 2.5-inch or 3.5-inch hard drive?

This is a 3.5-inch internal hard drive. The 3.5" form factor is standard for desktop NAS enclosures and provides the physical space needed for the 12TB capacity while maintaining compatibility with most multi-bay storage systems.

What RPM does this hard drive operate at?

The drive operates at 7200 RPM. This spindle speed contributes to responsive data access and helps maintain the 281 MB/s maximum transfer rates, making it suitable for applications requiring frequent file access and data transfers.

What type of interface does this drive use?

This drive uses a SATA interface with the SATA/600 standard. The SATA/600 interface provides a 6 Gb/s connection that optimizes burst performance and ensures efficient data transfer between the drive and your NAS or storage controller.

What is the cache size on this hard drive?

The drive features a 512MB cache buffer. This cache helps improve performance by storing frequently accessed data, reducing latency for read operations, and optimizing write operations through intelligent caching algorithms.

What recording technology does this drive use?

This drive uses Conventional Magnetic Recording (CMR) technology. Unlike Shingled Magnetic Recording (SMR), CMR maintains consistent write performance and is better suited for NAS environments, RAID configurations, and write-intensive workloads.

[/custom-faq]
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Synology HAT3310-12T Plus 12TB 3.5" SATA NAS Hard Drive - 7200 RPM - 512MB Cache - CMR
$612.95
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