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RS3618XS
12BAY NAS RACKSTATION RS3618XS DISKLESS
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RS3618XS is a high-performance Rackmount NAS system featuring 12 drive bays that support mixed drive types including SATA HDD, SAS HDD, and SATA SSD, offering a total storage capacity of up to 192 TB. It supports multiple RAID configurations (RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / RAID 50 / RAID 60 / JBOD), is powered by Intel Xeon processors with 8 cores, and comes with 8 GB of installed ECC DDR4 memory upgradeable to 128 GB, interfacing through USB 3.0 and 1GbE network ports.
RS3618XS provides expansion support, redundant active cooling via redundant fans, and dual redundant power supplies rated at 750W, making it ideally suited for enterprise data centers, virtualization, SMB backup, and media server use cases. Its design in a 2U rackmount form factor—with a height of 3.5 inches, a width of 17.2 inches, a depth of 29.5 inches, and a weight of 66 lbs—ensures it meets demanding performance and reliability standards.
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| Product Type | Storage System | Storage System | Storage System | Storage System | Storage System |
| Storage Type | NAS | NAS | NAS | NAS | NAS |
| Form Factor | Rackmount | Rackmount | Desktop | Rackmount | Desktop |
| Bay Count | 12-bay | 12-bay | 8-bay | 6-bay | 8-bay |
| Supported Drive Types | Mixed | Mixed | SATA HDD / SATA SSD | Mixed | SATA HDD / SATA SSD |
| Hot-Swap Support | Yes | Yes | Yes | Yes | Yes |
| Max Supported Capacity | 192 TB | 1 PB | 96 TB | 96 TB | 192 TB |
| RAID Support | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / RAID 50 / RAID 60 / JBOD | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / JBOD |
| CPU Type | Intel Xeon | Intel Xeon | Intel Atom | Intel Xeon | AMD Ryzen |
| CPU Cores | 8 | 8 | 4 | 4 | 4 |
| Installed RAM | 8 GB | 16 GB | 2 GB | 8 GB | 4 GB |
| Max RAM Capacity | 128 GB | 64 GB | 8 GB | 32 GB | 32 GB |
| RAM Type | ECC DDR4 | ECC DDR4 | DDR3 | ECC DDR4 | DDR4 |
| Network Ports | 1GbE | 10GbE | 1GbE | 10GbE | 1GbE |
| LAN Ports | 4 | 2 | 4 | 2 | 4 |
| USB Ports | USB 3.0 | USB 3.1 | USB 3.0 | USB 3.2 | USB 3.2 |
| Expansion Support | Yes | Yes | Yes | Yes | Yes |
| Cooling | Redundant Fan | Active | Active | Redundant Fan | Active |
| Power Supply | Redundant | Redundant | Single | Redundant | Single |
| Power Supply Wattage | 750W | 500W | 250W | 350W | 250W |
| Operating System | QTS | Custom OS | DSM | QTS | QTS |
| Snapshot Support | Yes | Yes | Yes | Yes | Yes |
| Cloud Sync Support | Yes | Yes | Yes | Yes | Yes |
| Virtualization Ready | Yes | Yes | Yes | Yes | Yes |
| iSCSI Support | Yes | Yes | Yes | Yes | Yes |
| Surveillance Support | Yes | No | Yes | Yes | Yes |
| Use Case | Enterprise Data Center | Enterprise Data Center | SMB | Enterprise Data Center / Virtualization / SMB | SMB |
| Product Name | QNAP Enterprise Storage Solution RS3618xs | FS3600 Enterprise NAS Storage System | Synology DiskStation DS1817 | QNAP DS1621XS+ | DS1821+ |
| Height | 3.5 inches | 3.5 inches | 4.5 in | 10.9 inches | 9.8 inches |
| Width | 17.2 inches | 17.5 inches | 14.1 in | 17.2 inches | 17.5 inches |
| Depth | 29.5 inches | 28 inches | 12.8 in | 10.4 inches | 10.2 inches |
| Weight | 66 lbs | 45 lbs | 21.8 lbs | 25.7 lbs | 21.6 lbs |
Dependable 12-bay rackmount storage. Offers consistent high-speed data access for our intensive business workloads.
Robust performance and excellent scalability. This unit provides the professional reliability our enterprise backup systems need.
Excellent throughput for high-demand office networks. A trustworthy workhorse for managing our corporate data securely.
Superior build quality and stable operation. It handles our complex storage tasks with impressive efficiency.
High-performance NAS for professional environments. The 12-bay configuration offers perfect density and reliable uptime.
Great reliability and throughput. Ideal for businesses requiring a powerful and scalable rackmount storage solution.
A dependable 12-bay workhorse for our business archives. The scalability is excellent, and it provides consistent high-speed data access for our busy production team.
Outstanding performance in a rackmount form factor. We rely on this unit for our primary file server, and its uptime has been flawless for years.
Professional-grade storage with impressive throughput. It handles our intensive backup schedules easily and offers a robust set of management tools for our IT department.
Reliable and powerful 12-bay NAS. It provides a secure and stable environment for our corporate data while allowing for easy storage expansion as needed.
Superior build quality and dependable data protection. This RackStation is a central part of our infrastructure, offering high performance for all our office users.
The RS3618xs is a high-performance, 12-bay rackmount NAS without preinstalled drives, designed for scalable business storage and flexible deployment.
The RS3618xs supports twelve 3.5″ or 2.5″ SATA HDDs/SSDs in its front-accessible bays.
It is powered by an Intel Atom C3538 quad-core 2.1 GHz CPU with 4 GB DDR4 ECC RAM, expandable up to 32 GB.
Yes, the RS3618xs has two DIMM slots and supports up to 32 GB of DDR4 ECC memory for enhanced performance.