Synology HAT3320 Plus Series 8TB SATA III 3.5" Internal Hard Drive
Synology HAT3320 Plus Series 8TB SATA III 3.5" Internal Hard Drive
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Synology

Synology HAT3320 Plus Series 8TB SATA III 3.5" Internal Hard Drive

|3 ratings

Key item features

  • SUPERIOR STORAGE CAPACITY - Offers a robust 8TB capacity ideal for extensive data archiving and demanding applications ensuring ample space for all your critical files.
  • ENHANCED DATA INTEGRITY - Features a 1200000-hour MTBF and a 300TB/year workload rating providing exceptional reliability and durability for continuous operation.
  • OPTIMIZED PERFORMANCE - Delivers a rapid 7200 rpm rotational speed and 281MB/s sustained data transfer ensuring quick access and efficient handling of large datasets.
  • SEAMLESS INTEGRATION - Equipped with a SATA III 6Gb/s interface and 512MB cache this 3.5" internal hard drive ensures broad compatibility and smooth system performance.
  • ROBUST ENVIRONMENTAL RESILIENCE - Engineered to operate reliably in temperatures from 41°F to 140°F and withstand significant shock and vibration ensuring data safety.
  • ENERGY-EFFICIENT OPERATION - Maintains an average operating power of 9.07W and an idle power of 5.74W reducing energy consumption without compromising performance.

Specs

HD capacity, 8 TBBrand, SynologyInternal/external, InternalInterface type, SATAHard drive form factor, 3.5Disk rotation speed, 7200 rpm

About this item

Product details

General Information

Reliable Drives for Home and Small Office Systems

Synology Plus Series SATA HDDs are designed to meet the reliability, endurance, and performance requirements of 24/7 storage in Synology small and medium-sized business storage systems. Stringent validation testing and NAS-class reliability ensure consistent performance in high-uptime and multi-user environments.

Engineered for endurance

Synology Plus Series HDDs are backed by up to a 1.2 million-hour mean time between failure (MTBF)1 and a 180 TB per year workload rating, up to three times the limit of conventional desktop hard drives. Over 500,000 hours of compatibility and stress testing ensure smooth operation even under multi-user workloads.

Convenient firmware updates

Users are automatically notified when firmware updates become available for Synology Plus Series HDDs and can update drives seamlessly from DiskStation Manager (DSM) on their Synology storage system, eliminating the need for third-party tools and disk removal for firmware updates.

Technical Information
Storage Capacity: 8 TB
Recording Technology: Conventional Magnetic Recording (CMR)
Disk Format: 512e

Drive Performance
Spindle Speed (rpm): 7200
Buffer: 512 MB
Endurance (TBW): 300 TB
Mean Time Between Failures (MTBF): 136.9 Year

Interfaces/Ports
Drive Interface: SATA
Drive Interface Standard: SATA/600

Physical Characteristics
Drive Type: Internal
Form Factor: 3.5"
Height: 1"
Width: 4"
Depth: 5.8"
Weight (Approximate): 1.66 lb

Miscellaneous
Device Supported: Storage System
Device Supported: NAS
  • SUPERIOR STORAGE CAPACITY - Offers a robust 8TB capacity ideal for extensive data archiving and demanding applications ensuring ample space for all your critical files.
  • ENHANCED DATA INTEGRITY - Features a 1200000-hour MTBF and a 300TB/year workload rating providing exceptional reliability and durability for continuous operation.
  • OPTIMIZED PERFORMANCE - Delivers a rapid 7200 rpm rotational speed and 281MB/s sustained data transfer ensuring quick access and efficient handling of large datasets.
  • SEAMLESS INTEGRATION - Equipped with a SATA III 6Gb/s interface and 512MB cache this 3.5" internal hard drive ensures broad compatibility and smooth system performance.
  • ROBUST ENVIRONMENTAL RESILIENCE - Engineered to operate reliably in temperatures from 41°F to 140°F and withstand significant shock and vibration ensuring data safety.
  • ENERGY-EFFICIENT OPERATION - Maintains an average operating power of 9.07W and an idle power of 5.74W reducing energy consumption without compromising performance.
info:
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Specifications

HD capacity

8 TB

Brand

Synology

Internal/external

Internal

Interface type

SATA

Warranty

Warranty information

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Warnings

Customer ratings & reviews

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Showing 1-2 of 2 reviews

Jun 12, 2026
Reviewer name: David
Sold and shipped byNewegg Inc.
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Very good product

I am totally satisfied with this product.

Incentivized Review
Helpful?2049UHVX5PRD6012996069
May 24, 2026
Reviewer name: MASH
Sold and shipped byNewegg Inc.
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

hard drive fits perfectly in the Unit. it is basically straight forward plug and play. I've connected through USB to my desktop and reformated the drives. can use as a drive backup as well. I'm impressed with the quality.

Incentivized Review
Helpful?2049UHVX5PRD6012996069
Current price is $459.99
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