Synology HAS5300
Enterprise-grade SAS HDDs for Synology systems
Overview:
Engineered for top performance and reliability in Synology systems
Unmatched integration with DSM and Synology hardware enable HAS5300 SAS hard drives to reliably deliver class-leading performance in enterprise deployments. HAS5300 drives have passed 200,000 hours of rigorous testing on Synology hardware, feature a 2.5M-hour MTBF1, and are covered by Synology’s 5-year limited warranty

Performance
Up to 281 MB/s sustained data transfer

Optimization
Up to 27% faster drive repair in Synology NAS

Durability
Rated for 2.5 million hours MTBF

Updates
One-click drive firmware updates through DSM
Enterprise-ready
The HAS5300 series drives leverage the low-latency SAS protocol. When paired with high-performance and highly scalable Synology HD, SA, or UC series solutions, they ensure that mission-critical workloads always have access to dependable and fast storage.
Features:
Back to peak performance faster
Building on two decades of storage expertise, Synology HAS5300 drives run on firmware optimized for critical workloads that matter. They allow Synology systems to repair degraded RAID arrays up to 27% faster than similar-class and capacity drives.

Hard drives designed for Synology
See how Synology hard drives deliver reliability, consistent performance, and simplified system management through deep hardware-software integration.
Validation
Rigorous tests and compatibility verification ensure maximum reliability on Synology systems, even while handling the most extreme workloads.
Stress tests
1,000+ cycles
Cumulative testing
200K+ hours
Dependable
A 2.5 million-hour MTBF, support for up to 550 TB per year workloads, and persistent write cache technology come together to safeguard data integrity.
MTBF rating
2.5 million hours
Workload support
550 TB /year
Easy firmware updates
Firmware updates can be performed directly through DSM, ensuring drives benefit from the latest patches while eliminating the need for disk removal.
Faster issue diagnostics and resolution
Deploying Synology hard drives has led to nearly 40% fewer storage-related incidents and more efficient issue resolution for our users.
40%
fewer support tickets
Technical Specifications:
Hardware Specifications: | ||||||
---|---|---|---|---|---|---|
HAS5300-8T | HAS5300-12T | HAS5300-16T | HAS5310-20T | |||
General | ||||||
Capacity | 8 TB | 12 TB | 16 TB | 20 TB | ||
Form Factor | 3.5" | 3.5" | 3.5" | 3.5" | ||
Interface | SAS 12 Gb/s | SAS 12 Gb/s | SAS 12 Gb/s | SAS 12 Gb/s | ||
Performance | ||||||
Rotational Speed | 7,200 rpm | 7,200 rpm | 7,200 rpm | 7,200 rpm | ||
Maximum Sustained Data Transfer Speed (Typ.) | 241 MB/s | 254 MB/s | 275 MB/s | 281 MB/s | ||
Reliability | ||||||
Warranty | 5 Years | |||||
Notes | The warranty period starts from the purchase date as stated on your purchase receipt | |||||
Power Consumption | ||||||
Active Idle (Typ.) | 6.62 W | 4.36 W | 4.46 W | 4.74 W | ||
Random Read / Write (4KB Q1) (Typ.) | 9.87 W | 7.80 W | 8.12 W | 8.46 W | ||
Notes | Power consumption may differ according to configurations and platforms. | |||||
Temperature | ||||||
Operating Temperature | 0°C to 70°C (32°F to 158°F) | |||||
Storage Temperature | -40°C to 85°C (-40°F to 185°F) | |||||
Compatibility | ||||||
Applied Models |
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Documentation:
Download the Synology HAS5300 Datasheet (PDF).

5-year warranty
At Synology, we are committed to product innovation and quality. HAS5300 drives are backed by a 5-year limited warranty that includes technical support and hardware replacement services to maximize your return on investment.
- All Prices are Inclusive of GST
- Pricing and product availability subject to change without notice.