Before you proceed, please note:

• Always back up your data. Disk failure can occur without any warning signs even when the hard disks have been tested normal by S.M.A.R.T. test. According to a study published by Google Research, after the first scan error, drives are 39 times more likely to fail within 60 days. It is important to always back up your data as a precaution.
• Always choose hard drives listed here. To ensure full compatibility, always choose hard drives as compatible below. Users have reported here for other hard drive models which are compatible with their Synology DiskStation, you may refer it at your own risk. Or suggest Synology to test a specific hard drive model by emailing to "product at synology dot com".

Tested hard drives are listed below:

Compatible hard drives	3.5" SATA	2.5" SATA	2.5" Solid State Drives (SSD)	3.5" IDE
Not suggested hard drives	3.5" SATA	2.5" SATA

3.5" SATA Hard Drives

Applied Models: Unless otherwise noted in the special notes, each series includes the following models: x10: DS110j, DS210j, DS410j x09: DS109j, DS109, DS109+, DS209j, DS209, DS209+, DS209+II, DS409, DS409+, DS509+, RS409, RS409+, RS409RP+, DX5, RX4 x08: DS108j, DS408, DS508, RS408, RS408-RP x07: DS107e, DS107, DS107+, DS207, DS207+, CS407e, CS407, RS407 x06: DS-106e, DS-106, CS-406e, CS-406, RS-406
Brand	Model	Size	Series Compliant
			DS1010+/DS710+	x10	x09	x08	x07	x06	DS101g+
Hitachi	HDS722020ALA330	2TB	—7	YES	YES2	YES2	YES2	NO	NO
Hitachi	HUA722020ALA330	2TB	YES	YES	YES2	YES2	YES2	NO	NO
Hitachi	HDE721010SLA330	1TB	—7	YES	YES	YES	YES	NO	NO
Hitachi	HDS721010CLA332	1TB	YES	YES	YES	YES	YES	NO	NO
Hitachi	HDS721010KLA3303	1TB	—7	YES	YES	YES	NO	NO	NO
Hitachi	HDT721010SLA360	1TB	—7	YES	YES	YES	YES	NO	NO
Hitachi	HDP725050GLA360	500GB	—7	YES	YES	YES	YES	NO	NO
Hitachi	HDS724040KLSA80	400GB	—7	YES	YES	YES	YES	YES	YES
Hitachi	HDS722525VLSA80	250GB	—7	YES	YES	YES	YES	YES	YES
Maxtor	6H500F0	500GB	—7	YES	YES	YES	YES	YES	YES
Maxtor	7H500F0	500GB	—7	YES	YES	YES	YES	YES	YES
Maxtor	7V300F0	300GB	—7	YES	YES	YES	YES	YES	YES
Maxtor	6V300F0	300GB	—7	YES	YES	YES	YES	YES	YES
Maxtor	7V250F0	250GB	—7	YES	YES	YES	YES	YES	YES
Maxtor	6V250F0	250GB	—7	YES	YES	YES	YES	YES	YES
Maxtor	6L250S0	250GB	—7	YES	YES	YES	YES	YES	YES
Maxtor	6V200E0	200GB	—7	YES	YES	YES	YES	YES	YES
SAMSUNG	HD154UI	1.5TB	—7	YES	YES2	YES2	YES2	NO	NO
SAMSUNG	HD103SJ	1TB	YES	YES	YES	YES	YES	NO	NO
SAMSUNG	HD103UJ	1TB	—7	YES	YES	YES	YES	NO	NO
SAMSUNG	HE103UJ	1TB	YES	YES	YES	YES	YES	NO	NO
SAMSUNG	HD753LJ	750GB	—7	YES	YES	YES	YES	NO	NO
SAMSUNG	HE753LJ	750GB	—7	YES	YES	YES	YES	NO	NO
SAMSUNG	HD502HI	500GB	—7	YES	YES	YES	YES	NO	NO
SAMSUNG	HD502HJ	500GB	—7	YES	YES	YES	YES	NO	NO
SAMSUNG	HE502IJ	500GB	—7	YES	YES	YES	YES	NO	NO
SAMSUNG	SP2504C	250GB	—7	YES	YES	YES	YES	YES	YES
Brand	Model	Size	Series Compliant
			DS1010+/DS710+	x10	x09	x08	x07	x06	DS101g+
Seagate	ST32000542AS	2TB	YES	YES	YES2	YES2	YES2	NO	NO
Seagate	ST32000641AS	2TB	YES	YES	YES2	YES2	YES2	NO	NO
Seagate	ST32000644NS	2TB	YES	YES	YES2	YES2	YES2	NO	NO
Seagate	ST31500341AS (Reference 1) (Reference 2)	1.5TB	YES	YES	YES2	YES2	NO	NO	NO
Seagate	ST31500541AS	1.5TB	—7	YES	YES2	YES2	YES2	NO	NO
Seagate	ST31000322CS	1TB	—7	YES	YES	YES	YES	NO	NO
Seagate	ST31000333AS	1TB	YES	YES	YES	YES	YES	NO	NO
Seagate	ST31000340NS (Reference)	1TB	—7	YES	YES	YES	YES	NO	NO
Seagate	ST31000340AS (Reference)	1TB	—7	YES	YES2	YES2	NO	NO	NO
Seagate	ST31000340SV	1TB	—7	YES	YES	YES	YES	NO	NO
Seagate	ST31000424CS	1TB	—7	YES	YES	YES	YES	NO	NO
Seagate	ST31000525SV	1TB	—7	YES	YES	YES	YES	NO	NO
Seagate	ST31000528AS	1TB	YES	YES	YES	YES	YES	NO	NO
Seagate	ST3750330NS	750GB	—7	YES	YES	YES	YES	NO	NO
Seagate	ST3750528AS	750GB	YES	YES	YES	YES	YES	NO	NO
Seagate	ST3750640AS	750GB	—7	YES	YES	YES	YES	YES1	NO
Seagate	ST3750640NS	750GB	YES	YES	YES	YES	YES	NO	NO
Seagate	ST3500320AS	500GB	—7	YES	YES	YES	YES	NO	NO
Seagate	ST3500418AS	500GB	—7	YES	YES	YES	YES	NO	NO
Seagate	ST3500630AS	500GB	—7	YES	YES	YES	YES	YES	YES
Seagate	ST3500641AS	500GB	—7	YES	YES	YES	YES	YES	YES
Seagate	ST3400620AS	400GB	—7	YES	YES	YES	YES	YES	YES
Seagate	ST3400832AS	400GB	—7	YES	YES	YES	YES	YES	YES
Seagate	ST3300831AS	300GB	—7	YES	YES	YES	YES	YES	YES
Seagate	ST3120026AS	120GB	—7	YES	YES	YES	YES	YES	YES
Brand	Model	Size	Series Compliant
			DS1010+/DS710+	x10	x09	x08	x07	x06	DS101g+
Western Digital	WD2001FASS-00U0B06	2TB	YES	YES	YES2	YES2	YES2	NO	NO
Western Digital	WD2002FYPS6	2TB	YES	YES	YES2	YES2	YES2	NO	NO
Western Digital	WD2003FYYS-01T8B06	2TB	YES	YES	YES2	YES2	YES2	NO	NO
Western Digital	WD20EADS-00R6B0	2TB	YES	YES	YES2	YES2	YES2	NO	NO
Western Digital	WD20EARS-00S8B18	2TB	YES	YES	YES9	YES9	NO	NO	NO
Western Digital	WD20EVDS-63T3B0	2TB	YES	YES	YES2	YES2	YES2	NO	NO
Western Digital	WD15EADS-00R6B05	1.5TB	—7	YES	YES2	YES2	YES2	NO	NO
Western Digital	WD1000FYPS-01ZKB0 RE2-GP	1TB	—7	YES	YES	YES	YES	NO	NO
Western Digital	WD1001FALS-00J7B0	1TB	—7	YES	YES	YES	YES	NO	NO
Western Digital	WD1002FBYS-01A6B0	1TB	YES	YES	YES	YES	YES4	NO	NO
Western Digital	WD10EACS-00ZJB0	1TB	—7	YES	YES	YES	YES	NO	NO
Western Digital	WD10EADS-00L5B15	1TB	—7	YES	YES	YES	YES	NO	NO
Western Digital	WD7500AACS	750GB	YES	YES	YES	YES	YES	NO	NO
Western Digital	WD7500AYYS	750GB	—7	YES	YES	YES	YES	NO	NO
Western Digital	WD7500AYPS RE2-GP	750GB	—7	YES	YES	YES	YES	NO	NO
Western Digital	WD7501AALS	750GB	—7	YES	YES	YES	YES	NO	NO
Western Digital	WD7502ABYS	750GB	—7	YES	YES	YES	YES4	NO	NO
Western Digital	WD6400AAKS	640GB	—7	YES	YES	YES	YES4	NO	NO
Western Digital	WD5000AACS	500GB	—7	YES	YES	YES	YES	NO	NO
Western Digital	WD5000AAKS	500GB	—7	YES	YES	YES	YES	NO	NO
Western Digital	WD5000YS	500GB	—7	YES	YES	YES	YES	YES	YES
Western Digital	WD5000KS	500GB	—7	YES	YES	YES	YES	YES	YES
Western Digital	WD5002ABYS	500GB	—7	YES	YES	YES	YES	NO	NO
Western Digital	WD4000YS	400GB	—7	YES	YES	YES	YES	YES	YES
Western Digital	WD4000KS	400GB	—7	YES	YES	YES	YES	YES	YES
Western Digital	WD2500JD	250GB	—7	YES	YES	YES	YES	YES	YES
Western Digital	WD1600JD	160GB	—7	YES	YES	YES	YES	YES	YES
Western Digital	WD1200JD	120GB	—7	YES	YES	YES	YES	YES	YES

Special Notes:

1. It is not supported on RS-406, CS-406, and CS-406e.
2. Before installing this hard drive on DS107, DS107e, DS108j, and DS109j, upgrade the firmware to DSM2.2-0942 and onward with 1TB or smaller capacity hard drive.
3. Read this before choosing this HDD.
4. For DS107e, DS107, and DS207 users, if your model’s serial number starts with 73 to 79, using this HDD is not recommended.
5. See here for other not suggested sub models.
6. This model is advised to be used in environments with average temperature below 30 degrees Celsius.
7. This hard drive has not been officially tested in our lab, but according to our experience, it should work with DS1010+/DS710+.
8. To use this hard drive, we suggest that you reformat the HDD and reinstall the system with DSM 2.2-0965 or onward to adopt the WD Advanced Format Technology. According to our experience, WD15EARS and WD10EARS should have the same compatibility to our products as WD20EARS.
9. Before installing this hard drive on DS108j, and DS109j, upgrade the firmware to DSM2.2-0965 and onward with 1TB or smaller capacity hard drive.

2.5" SATA Hard Drives

Applied Models: DS410j, DS409, DS409slim With 2.5" Disk Holder: DS409+, DS210j, DS209+II, DS209+, DS209, DS209j, DS110j, DS109+, DS109, DS109j
Brand	Model	Size
Fujitsu	MHZ2320BJ	320GB
Hitachi	HTS545050B9A300	500GB
Hitachi	HTS723232L9A360	320GB
SAMSUNG	HM250HI	250GB
Seagate	ST9500325AS	500GB
Seagate	ST9500420AS	500GB
Seagate	ST9320421AS	320GB
Seagate	ST9320325AS	320GB
Seagate	ST9250421AS	250GB
Toshiba	MK5055GSX	500GB
Western Digital	WD7500KEVT-00A28T0	750GB
Western Digital	WD5000BEVT	500GB
Western Digital	WD3200BEKT	320GB
Western Digital	WD2500BEKT	250GB
Western Digital	WD1600BEVT	160GB

2.5" Solid State Drives (SSD)

Applied Models: DS410j, DS409, DS409slim With 2.5" Disk Holder: DS409+, DS210j, DS209+II, DS209+, DS209, DS209j, DS110j, DS109+, DS109, DS109j
Brand	Model	Size
Apacer	A7 Pro SSD A7201	32GB
Intel	SSDSA2MH080G1GC	80GB
Transcend	TS32GSSD25S-M	32GB

IDE Hard Drives

Applied Models: DS-106j, DS-101j, DS-101
Brand	Model	Size
Western Digital	WD1600	160GB
Western Digital	WD2500	250GB
Western Digital	WD3200JB	320GB
Seagate	ST3200822A	200GB
SAMSUNG	SV1604N	160GB
SAMSUNG	SV1203N	120GB
Hitachi	IC35L180AVV207-1	185GB
Hitachi	HDS722525VLAT80	250GB
Hitachi	Deskstar 7K400	400GB
Maxtor	7H500R0	500GB
Maxtor	DiamondMax Plus 9	200GB
Maxtor	DiamondMax 16	160GB
Maxtor	DiamondMax 10	300GB
Maxtor	MaxLine II 5A300J0	300GB
Maxtor	MaxLine II Plus 7Y250B0	250GB

Not suggested 3.5" SATA Hard Drives

Brand	Model	Size	Reason
Samsung	HD103UI-F1EG	1TB	Cannot enter hibernation mode
Samsung	HD103SI-F2EG	1TB	Cannot enter hibernation mode
Western Digital	WD15EADS-00P8B0	1.5TB	Low performance on read/write
Western Digital	WD10EADS-00P8B0	1TB	Low performance on read/write

Not suggested 2.5" SATA Hard Drives

Brand	Model	Size	Reason
Seagate	ST9500530NS	500GB	Physical dimension of this HDD is too thick (height) to fit in
Westen Digital	WD6400BEVT-00A0RT0	640GB	Cannot enter hibernation mode

2010-02-09 14:38:42

See Also:

• How do I back up the Synology Product?

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