Synology RAM DDR4 ECC SO-DIMM 4GB D4ES01-4G
- Designed for the DiskStation DS1621+
- 4GB (1 x 4GB) Capacity
- 260-Pin SO-DIMM
- ECC, Unbuffered

₦0.00
tech brand | SYNOLOGY |
---|
Capacity | 4 GB |
Kit Configuration | 1 x 4 GB |
Memory Type | DDR4 |
DIMM Type | 260-Pin SO-DIMM |
Buffered/Registered | No |
Error Correction (ECC) | ECC |
Package Weight | 0.075 lb |
Box Dimensions (LxWxH) | 5.1 x 3.4 x 0.5″ |
The Synology DVA3221 combines the company’s expertise in data storage and management with our powerful VMS solution, Surveillance Station. It provides support for over 7,600 cameras, ONVIF compatibility, and integration with I/O modules and speakers. With all analytics stored and processed on-prem, the solution can be entirely standalone, with no internet connectivity required unless setting up a cloud or off-site backups. Surveillance Station is platform-agnostic, supporting playback and management through mainstream browsers, through the Windows and Mac clients, and mobile apps.
Synology DVA3221 Product Highlights
– Deep-learning powered video analytics for facial recognition, people and vehicle detection, people counting, and more.
– Supports up to 32 camera feeds, with six real-time video analytics tasks.
– Search intelligently through existing footage by filters such as motion detection, missing items, no-idle zones, and more.
– Store large amounts of footage with four internal 3.5″ bays, expandable up to 14.
– Easily archive and backup footage to a remote destination for safekeeping.
– Complete data ownership and perpetual licenses. All video processed on-premises, with optional internet connectivity needed only for remote backups and viewing. No subscriptions are needed.
The Synology DVA3221 combines the company’s expertise in data storage and management with our powerful VMS solution, Surveillance Station. It provides support for over 7,600 cameras, ONVIF compatibility, and integration with I/O modules and speakers. With all analytics stored and processed on-prem, the solution can be entirely standalone, with no internet connectivity required unless setting up a cloud or off-site backups. Surveillance Station is platform-agnostic, supporting playback and management through mainstream browsers, through the Windows and Mac clients, and mobile apps.
Synology DVA3221 Product Highlights
– Deep-learning powered video analytics for facial recognition, people and vehicle detection, people counting, and more.
– Supports up to 32 camera feeds, with six real-time video analytics tasks.
– Search intelligently through existing footage by filters such as motion detection, missing items, no-idle zones, and more.
– Store large amounts of footage with four internal 3.5″ bays, expandable up to 14.
– Easily archive and backup footage to a remote destination for safekeeping.
– Complete data ownership and perpetual licenses. All video processed on-premises, with optional internet connectivity needed only for remote backups and viewing. No subscriptions are needed.
Easily connect an HDMI or VGA monitor to the VS360HD VisualStation Video Decoder from Synology in order to view live video of up to 36 IP cameras at up to 1920 x 1080 resolution. This video decoder connects to a router via its RJ45 Ethernet port and pairs with your Synology NAS running Surveillance Station 7.0 and above and allows you to monitor and control your IP cameras without a computer. Connect amount, keyboard, or joystick for complete control, including PTZ control. Recordings and snapshots can be stored on a USB drive (available separately). This video decoder supports H.264, MPEG-4, and MJPEG codecs for high-quality playback and because it features no moving parts, it is less likely to become damaged while in use.
The NVR1218 12-Channel 1080p NVR from Synology offers an all-in-one surveillance solution without requiring a PC. The NVR natively supports 2 HDDs for a maximum capacity of 20TB. It can display and record up to 12 IP cameras. The HDMI output delivers up to 1080p video resolution to a monitor while supporting 720p at 30 fps for up to 12 channels. The NVR supports up to 1024 local user accounts. Storage can be expanded to up to 7 drives with the Synology DX517, which is available for purchase separately. The NVR’s HDD capacity can reach up to 70TB with the addition of the DX517. Four camera licenses come with the NVR. Additional licenses are available separately.
24-bay 2.5″ SAS/SATA expansion
Easily add 24 additional drive bays to Synology FlashStation or RackStation. Supporting 2.5″ SAS/SATA drives, the RX2417sas is a flexible solution supporting on-the-fly volume expansion or serving as a local backup destination.
Maximum Reliability Design
Dual power supplies ensure continuous service uptime. Easily replace defective drives with hot-swappable drive trays. Experience fast and secure rack cabinet installation with the optional sliding rail kit RKS1317.
The 1.92TB SAT5200 SATA 2.5″ SSD from Synology is an enterprise-grade SSD built for select models of their NAS systems, including the FS6400, FS3600, and FS3400. It provides stable I/O performance and reduced latency for critical services and applications and is also able to handle mixed and intensive 24/7 workloads without reducing its endurance. All of these facets will provide users with a streamlined experience with minimal service disruptions.
This SSD has an overall capacity of 1.92TB, a SATA III 6 Gb/s interface, a 2.5″ / 7mm form factor, sequential read speeds of up to 530 MB/s, sequential write speeds of up to 500 MB/s, random reads of 98,000 IOPS, and random writes of 60,000 IOPS. It also features an endurance of 4581TB TBW (terabytes are written), 1.3 DWPD (drive writes per day), a 1.5 million hour MTBF (mean time between failures), and an UBER (uncorrectable bit error rate) of <1 sector per 1017 bits read.
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