DiskStation DS1821 +
Powerful and comprehensive private cloud solution Link to the manufacturer website: https://www.synology.com/en-us/products/DS1821+ Function Synology DiskStation DS1821 + is a powerful eight-bay networked storage solution for storing and protecting critical data. The DS1821 + desktop-sized silent device is designed to handle growing volumes of unstructured data and is suitable for both SOHO and SMB environments. With performance in excess of 110,000, or 177% higher IOPS at 4K random reads, the DS1821 + is not only fast, but also offers plenty of room for expansion. With two DX517 expansion units, up to 18 disks can be expanded as required, and adding a 10GbE SFP + or RJ-45 network card will instantly increase the network bandwidth in your existing infrastructure. Package contents – Main unit X 1
– Add-on package X 1
– AC power cord X 1
– RJ-45 X 2 network cable
– Quick Installation Guide X 1 Optional accessories – DDR4 Memory Module: D4ES01-4G/D4ES01-8G/D4ECSO-2666-16G
– Expansion units: DX517
– 2.5 “SATA SSD: SAT5200
– M.2 2280 NVMe SSD: SNV3400
– 10GbE Network interface card: E10G18-T2/E10G18-T1/E10G17-F2
– VisualStation: VS960HD/VS360HD
– Surveillance Device License Pack HARDWARE SPECIFICATIONS Processor CPU model: AMD Ryzen V1500B CPU architecture: 64-bit CPU frequency: 4-core 2.2 Ghz Hardware encryption system: Yes Memory System memory: 4 GB DDR4 ECC SODIMM Pre-installed memory module: 4 GB (4 GB x 1) Total number of memory slots: 2 Maximum memory capacity: 32 GB (16 GB x 2) Storage Hard disk bays: 8 Maximum number of hard drive bays with expansion unit: 18 (DX517 x 2) M.2: 2 disk slots (NVMe) Maximum size of one volume: 108 TB Hot-swappable discs: Yes External ports RJ-45 1GbE LAN port: 4 USB 3.0: 4 port ESATA port: 2 PCIe PCIe expansion: 1 x Gen3 x8 slot (x4 link) File system Internal device: Btrfs, EXT4 External devices: Btrfs, EXT4. EXT3, FAT, NTFS, HFS +, exFAT Appearance Size (hxwxd): 166 mm x 343 mm x 243 mm Weight: 6kg Other System fan: 120 mm x 120 mm x 2 pcs Fan speed mode: high speed mode, cold mode, quiet mode Easily replaceable system fan: Yes Front LEDs with adjustable brightness: Yes Power failure recovery: Yes Noise level: 22.2 dB (A) Scheduled on/off: Yes Wake on LAN/WAN: Yes Power supply unit/adapter: 250 W AC input voltage: 100 V to 240 V AC Power frequency: 50/60 Hz, Single phase British thermal unit: 204.05 BTU/hr (running), 89.33 BTU/hr (hard disk hibernation) Power consumption: 59.8 W (running), 26.18 W (hard disk hibernation) Certification: FCC, CE, BSMI, EAC, CCC, KC, VCCI, RCM Comment Power consumption is measured at full load with one or more Western Digital 1 TB WD10EFRX drives. Noise test environment: At full load with Seagate 2TB ST2000VN000 hard drives in idle state. Two GRAS 40AE microphones, each located 1 meter from the front and back of the Synology NAS. 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 40 ? C (32 ? F to104 ? F) Storage temperature: -20 ? C to 60 ? C (-5 ? F to 140 ? F) Relative humidity: 5% to 95% RH Guarantee Three-year hardware warranty, extendable to five-year coverage – EW201

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