HAT3320-20T specification sheet

Overview:

Synology Plus Series HAT3320-20T 20TB NAS Hard Drive
The Synology Plus Series HAT3320-20T is a high-capacity 20TB 3.5 inch SATA hard drive designed specifically for Synology NAS systems. Built for reliable 24/7 operation, this enterprise-ready NAS HDD delivers consistent performance, strong durability, and seamless integration with Synology DiskStation Manager (DSM). With a 7200rpm spindle speed, SATA 6Gb/s interface, and sustained data transfer speeds of up to 295 MB/s, it is ideal for businesses and advanced home users requiring dependable storage for large volumes of data.

Description:

The Synology HAT3320-20T NAS hard drive combines high storage capacity with optimized reliability for Synology environments. Using Conventional Magnetic Recording (CMR) technology, it provides consistent write performance over its lifespan, while extensive validation testing helps ensure dependable operation in demanding NAS workloads. The drive supports direct firmware updates through DSM, simplifying maintenance and helping users keep their storage system running efficiently.

Features:

Reliable 20TB Storage for Synology NAS Systems
Designed for compatibility with Synology NAS platforms, the HAT3320-20T offers a balance of capacity, speed, and endurance for file storage, backups, surveillance recordings, virtualization environments, and multi-user applications.

Key benefits include:

• 20TB storage capacity for large-scale data management
• 3.5 inch SATA 6Gb/s interface for broad Synology NAS compatibility
• 7200rpm performance for responsive data access
• Maximum sustained data transfer speed of up to 295 MB/s
• CMR technology for consistent long-term write performance

Built for Continuous 24/7 Operation
The Synology Plus Series HAT3320-20T is engineered for always-on NAS environments where reliability is essential. With a workload rating of up to 180TB per year and an MTBF rating of up to 1.2 million hours, the drive is designed to handle demanding storage tasks across business and professional environments.

Reliability highlights:

• Up to 1.2 million hours MTBF for long service life
• 180TB per year workload rating for sustained NAS usage
• Designed and validated for continuous multi-user workloads
• Tested extensively for Synology systems

Extensive Compatibility Testing and Validation
Synology Plus Series hard drives undergo more than 500,000 hours of cumulative stress testing to help ensure stable operation and compatibility with Synology NAS devices. This extensive testing process helps reduce compatibility issues and improves confidence in long-term storage reliability.

Optimized Performance and Faster Storage Management
The HAT3320-20T benefits from Synology firmware and operating system-level optimizations that improve performance compared with similar third-party NAS drives. These enhancements help deliver faster file transfers, smoother workloads, and more efficient storage management.

Performance advantages include:

• Up to 36% faster sequential read performance compared with similar-class third-party drives
• Improved RAID repair performance with Synology system optimization
• Tuned firmware for better integration with DSM

Simplified Maintenance with DSM Firmware Updates
Managing storage is easier with firmware updates available directly through Synology DiskStation Manager. Users can update compatible drives without removing disks from the NAS, reducing downtime and simplifying system maintenance.

Product Information
Part Number / SKU: HAT3320-20T

The Synology Plus Series HAT3320-20T is a dependable 20TB NAS hard drive solution for users who need high-capacity storage, consistent performance, and seamless operation within Synology NAS ecosystems. It is well suited for professional file sharing, backup solutions, surveillance storage, and demanding always-on applications.

Ideal Uses

• Business NAS storage and shared file environments
• Data backup and archiving systems
• Surveillance recording storage
• Media libraries and content storage
• RAID-based Synology NAS deployments

Specifications:

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Specifications
Product Code	HAT3320-20T
Item	HAT3320-20T
General
Capacity	20 TB
Form Factor	3.5"
Interface	SATA 6 Gb/s
Performance
Rotational Speed	7,200 rpm
Maximum Sustained Data Transfer Speed (Typ.)	295 MB/s
Power Consumption
Active Idle (Typ.)	4.35 W
Random Read / Write (4KB Q1) (Typ.)	7.62 W
Temperature
Operating	5degreesC to 60degreesC (41degreesF to 140degreesF)
Non-operating	-40degreesC to 70degreesC (-40degreesF to 158degreesF)