SYNOLOGY ENTERPRISE 20T SATA HDD

Features

• Enterprise-grade SATA HDD designed for high-performance Synology systems with deep DSM integration
• Over 500,000 hours of in-house validation testing for reliability in demanding environments
• Sustained data transfer performance of up to around 254 MB/s (varies by capacity)
• Tuned firmware delivers significantly faster sequential read performance in multi-user workloads
• Purpose-built for 24/7 continuous operation with high endurance
• Up to 2.5 million hours MTBF with support for heavy workloads (up to ~550 TB/year)
• One-click firmware upgrades and automatic update notifications through Synology DSM
• Accelerated RAID recovery speeds compared to similar enterprise drives
• Backed by a 5-year limited warranty with technical support and hardware replacement services

Specifications

• Model: HAT5310-20T
• Capacity: 20TB
• Form Factor: 3.5"
• Interface: SATA 6 Gb/s
• Sector Size: 512e
• Rotational Speed: 7200 RPM
• Cache (Buffer): 512 MB
• Sustained Transfer Rate (Typical): ~281 MB/s
• MTTF: ~2.5 million hours
• Workload Rating: 550 TB/year
• Warranty: 5 years
• Power Consumption (Typical):
• Active Idle: ~4.38 W
• Random Read/Write (4KB Q1): ~8.11 W
• Operating Temperature: 5°C to 60°C
• Non-Operating Temperature: -40°C to 70°C
• Shock Rating: 70G (operating) / 250G (non-operating)
• Humidity: 5%–90% (operating) / 5%–95% (non-operating)
• Dimensions (HxWxD): 26.1 × 101.85 × 147 mm
• Weight: ~720 g

Shipping Dimensions

• Length: 14.8 cm
• Width: 11.4 cm
• Height: 1.5 cm
• Weight: 0.72 kg