Versatile and scalable storage

Flexible storage with redundancy

Over 3,519/1,790 MB/s seq. read/write , built-in 10GbE, and up to 560 TB raw storage after expansion

Flexible configuration

Add 12 extra drive bays, 10/25GbE ports, and SSD cache volumes whenever needed

Versatile applications

Back up endpoints, manage up to 90 IP cameras, or safely sync and share files across sites

Specification 

CPU	CPU Model	AMD Ryzen V1780B
	CPU Quantity	1
	CPU Core	4
	CPU Architecture	64-bit
	CPU Frequency	3.35 (base) / 3.6 (turbo) GHz
	Hardware Encryption Engine
Memory	System Memory	8 GB DDR4 ECC UDIMM
	Memory Module Pre-installed	8 GB (8 GB x 1)
	Total Memory Slots	2
	Maximum Memory Capacity	32 GB (16 GB x 2)
	Notes	Synology reserves the right to replace memory modules with the same or higher frequency based on supplier's product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance. Please select Synology memory modules for optimum compatibility and reliability. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion. For multi-module memory configurations, all modules must be identical and share the same model number. Check the of your Synology product for recommended memory configurations.
Storage	Drive Bays	16
	Maximum Drive Bays with Expansion Unit	28 (RX1225RP x 1)
	Drive Type	3.5" SATA HDD 2.5" SATA SSD
	Hot Swappable Drive*
	Notes	Compatible drives are mandatory. Please consult our before purchasing hard drives. For more details, please refer to
External Ports	RJ-45 1GbE LAN Port	2
	RJ-45 10GbE LAN Port	1
	USB 3.2 Gen 1 Port	2
	Expansion Port	1
	Expansion Port Type	Mini-SAS HD
	Notes	This device's 1GbE LAN ports have a maximum transmission unit (MTU) size of 1,500 bytes.
PCIe	PCIe Expansion	1 x Gen3 x8 slot (x4 link)
Appearance	Form Factor (RU)	3U
	Size (Height x Width x Depth)	132.3 mm x 482 mm x 656.5 mm
	Weight	17.3 kg
	Rack Installation Support*	4-post 19" rack (Synology Rail Kit - )
	Notes	The rail kit is sold separately
Others	System Fan	80 mm x 80 mm x 3 pcs
	Fan Speed Mode	Full-Speed Mode Cool Mode Quiet Mode
	Easy Replacement System Fan
	Power Recovery
	Noise Level*	49.6 dB(A)
	Scheduled Power On / Off
	Wake on LAN / WAN
	Power Supply Unit / Adapter	550 watts
	Redundant Power Supply
	AC Input Power Voltage	100 V to 240 V AC
	Power Frequency	50/60 Hz, Single Phase
	Power Consumption*	134.48 watts (Access) 50.81 watts (HDD Hibernation)
	British Thermal Unit	459.17 BTU/hr (Access) 173.49 BTU/hr (HDD Hibernation)
	Notes	For more information on how power consumption is measured, refer to Noise testing was conducted with the Synology system fully installed with Synology SATA SSDs and in an idle state. Two G.R.A.S. type 40AE microphones were placed at a 1 m distance from the front and rear of the device. Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8%.
Temperature	Operating Temperature	0°C to 35°C (32°F to 95°F)
	Storage Temperature	-20°C to 60°C (-5°F to 140°F)
	Operating Humidity	8% to 80% RH
	Storage Humidity	5% to 95% RH
Certification	FCC CE BSMI VCCI RCM UKCA EAC CCC UL
Warranty	3-year hardware warranty, extendable to 5 years
	Notes	The warranty period starts from the purchase date as stated on your purchase receipt.  is only available in Europe and North America. is only available in Asia, Africa, and Oceania. For exact availability information please visit their respective websites.
Environment	RoHS Compliant
Packaging Content	Main Unit X 1 Accessory Pack X 1 AC Power Cord X 2