Synology HAT3320-20T internal hard drive 20 TB 7200 RPM 3.5" Serial ATA III

20 TB, 3.5", SATA 6 Gb/s, 7200 rpm

Description

Hard drives designed for Synology
See how Synology hard drives deliver reliability, consistent performance, and simplified system management through deep hardware-software integration.

Superior dependability
Using 100% conventional magnetic recording (CMR) technology, Plus Series disk drives ensure consistent write performance throughout their lifespans.

Comprehensive testing
Synology Plus Series drives are subjected to thorough compatibility and stress testing to ensure smooth 24/7 operation under multi-user workloads.

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.

Tuned for performance
Firmware and operating system–level optimizations enable up to 36% faster sequential reads compared to similar-class third-party drives.

Specifications

Hard drive
Component for	NAS
HDD size	3.5"
HDD capacity	20 TB
Workload rate limit	180 TB/year
HDD speed	7200 RPM
Interface	Serial ATA III
HDD sustained transfer rate	295 MiB/s
HDD interface transfer rate	6 Gbit/s
Mean time between failures (MTBF)	1200000 h
Features
Type	HDD
Component for	NAS
HDD size	3.5"
HDD capacity	20 TB
Workload rate limit	180 TB/year
HDD speed	7200 RPM
Interface	Serial ATA III
HDD sustained transfer rate	295 MiB/s
HDD interface transfer rate	6 Gbit/s
Mean time between failures (MTBF)	1200000 h
24/7 operation	Yes
Power
Power consumption (write)	7.62 W
Power consumption (read)	7.62 W
Power consumption (idle)	4.35 W
Operating voltage	5 / 12 V
Operational conditions
Operating temperature (T-T)	5 - 60 °C
Storage temperature (T-T)	-40 - 70 °C
Operating altitude	-304.8 - 3.048 m
Non-operating altitude	-304.8 - 12.192 m
Packaging content
Manual	Yes
Weight & dimensions
Weight	730 g
Packaging data
Manual	Yes
Other features
Interface	Serial ATA III