Synology RS3621RPxs 12-Bay Rackmount NAS Storage Server
Synology RS3621RPxs 12-Bay Rackmount NAS Storage Server
- 100% Genuine, sealed with Manufacturer Warranty
- Free Pan-India Delivery, safely packed
- GST Invoice on Every Order

🚀 Built for Growing Business Storage Store your business data with 12 drive bays, expandable to 36 bays, so you can increase capacity as your storage needs grow.
👥 Supports Large Teams Handle demanding business environments with support for up to 16,000 user accounts, 512 shared folders, and up to 2,000 concurrent file connections for smooth collaboration.
🛡️ Protect Critical Business Data Keep important files secure with the Btrfs file system, advanced snapshots, file self-healing, ECC memory, and dual redundant power supplies for improved reliability.
⚙️ Ready for Multiple Business Workloads Run file sharing, virtualization, centralized backup, surveillance, and private collaboration from a single platform using Synology DiskStation Manager (DSM).
🏢 Ideal for Perfect for small and medium businesses, enterprise branch offices, IT departments, virtualization environments, centralized backup, and organizations looking for scalable rackmount NAS storage.
Product Specifications:
| Specification | Details |
|---|---|
| Brand | Synology |
| Model | RS3621RPxs |
| Product Type | Rackmount NAS Storage Server |
| System Memory | 8 GB DDR4 ECC UDIMM |
| Processor | Intel® Xeon® D-1531 |
| CPU Quantity | 1 |
| CPU Cores | 6 |
| CPU Threads | 12 |
| CPU Architecture | 64-bit |
| Processor Frequency | 2.2 GHz (Base), up to 2.7 GHz (Turbo Boost) |
| System Memory | 8 GB DDR4 ECC UDIMM |
| Memory Module Pre-installed | 8 GB × 1 |
| Total Memory Slots | 4 |
| Maximum Memory Capacity | 64 GB (16 GB × 4) |
| Drive Bays | 12 |
| Maximum Drive Bays with Expansion Unit | 36 (with 2 × Synology RX1217/RX1217RP) |
| Hot Swappable Drive | Yes |
| Form Factor | 2U Rackmount |
| Drive Bays | 12 |
| Drive Type | 3.5" SATA HDD, 2.5" SATA SSD |
| Maximum Drive Bays | 36 |
| Maximum Local User Accounts | 16,000 |
| Maximum Local Groups | 512 |
| Maximum Shared Folder | 512 |
| Maximum Shared Folder Sync Tasks | 32 |
| Maximum Single Volume Size | 108 TB / 200 TB (with 32 GB or more memory) |
| Maximum Internal Volume Number | 128 |
| RAID Support | Synology RAID F1, Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10 |
| Network Ports | 4 × 1GbE RJ-45 |
| PCIe Expansion | 2 × PCIe 3.0 x8 Slots |
| USB Ports | 2 × USB 3.2 Gen 1 |
| Expansion Port | 2 × Infiniband Expansion Ports |
| Power Supply | Dual Redundant Power Supplies |
| Noise Level | 50.2 dB(A) |
| Dimensions (H × W × D) | 88 × 482 × 724 mm |
| Operating System | Synology DiskStation Manager (DSM) |
| Part Number | RS3621RPxs |
| Country of Origin | Verify with supplier before publishing. |
| Net Weight | 14.5 kg |
| Warranty | 5 Years Limited Warranty |
Pick drives, plan your RAID, add cache, memory and setup. The more you add, the more you save.
Ordered on quote
Tell us your capacity and use case. We plan the drives, RAID and setup, and arrange payment and delivery.
Plan your storage
Set your bays and RAID, then pick a drive. Each drive shows the usable capacity it gives.
Choose a drive
Add SSD cache or an NVMe pool
Add a memory upgrade
Add installation and setup
Our engineers set up RAID, volumes, users and backups, on site or remote. Choose one.
Review your solution
Here is everything you have configured.
Compatibility is taken from each manufacturer datasheet and official list. “Compatible” parts meet the model spec but are not on the brand verified list.