
Best selling Server barebones
Here's a ranking of the best products in this category. To give you a quick overview, we've also added some key information about the products.
1. Silverstone RM23-502-Mini
2U rack server case with a black front. Suitable for boards from Mini-ITX to Micro-ATX. Two 80 x 25 mm fan slots at the front. Four low-profile expansion slots. 2x 5.25-inch bays at the front, 2x 3.5-inch and 1x 2.5-inch slots internally.
The SilverStone SST-RM23-502-MINI is a 2U server case with a black front. It features a large perforation for improved airflow, numerous status LEDs, two USB 3.0 ports, and one power and reset button each. The two handles on the front make it easier to pull the case out of the server rack with optional telescopic rails.
The case internally accommodates two 3.5-inch HDDs and one 2.5-inch drive. Two 5.25-inch drives can be installed at the front. It can mount motherboards up to the Micro-ATX form factor. There are four low-profile slots available for expansion cards. For cooling the hardware and drives, there are two slots for 80x25 mm fans at the front.
Technical details:
- Dimensions: 430 x 88.5 x 400 mm (W x H x D)
- Case form factor: 2U
- Net weight: approx. 4.8 kg
- Material: Steel (1 mm)
- Color: Black, Silver
- Form factor: Mini-ITX, Micro-ATX
- Power supply: 2U single or 2U redundant, ATX
- Expansion slots: 4 (Low Profile)
- Drive bays: 2x 5.25 inches (external), 2x 3.5 inches (internal), 1x 2.5 inches
- Fans possible: 2x 80 x 25 mm (front)
- Front I/O: 2x USB 3.0, 1x power button, 1x reset button, 1x LED (operation), 1x LED (HDD status), 2x LED (LAN)
- Maximum CPU cooler height: 65 mm.

2. Intertech IPC 4U-40255
Through the excellent material quality combined with outstanding workmanship, Inter-Tech has laid the foundation for an extremely versatile case. The IPC 4U-40255 allows for the removal of the mounting frames on both sides, enabling the installation of up to six additional 5.25" external drives, with up to 3x 5.25" externally available as standard. In total, a maximum of 11x 3.5" or 4x 2.5" hard drives can be installed internally, depending on the configuration. Additionally, two 120 mm and two 80 mm fans ensure reliable optimal cooling. Two easily accessible USB 3.0 front ports and the lid with two snap-in closures complete the package.

3. Intertech 3U-3416 Rack
The IPC 3U-3416 is the perfect rack for a small and cost-effective server system. With its excellent material quality combined with outstanding craftsmanship, Inter-Tech has laid the foundation for an extremely versatile chassis.
The IPC 3U-3416 allows for the installation of up to sixteen 2.5" or 3.5" hot-swap hard drives, an external slim DVD drive, and three internal 2.5" hard drives. It comes standard with five built-in fans, three of which are 120 mm fans located directly behind the drive bays. Two additional 60 mm fans at the rear of the chassis ensure reliable optimal cooling. A snap-in cover facilitates access to the interior for servicing.
Additional features such as reusable and perforated slot covers, along with the snap-in secured chassis cover, complete this excellent overall package.

4. Intertech IPC 4U-4098-S
19" IPC 4U-4098-S
Classic 19" rack with plenty of space for various drives. The drive cages can be easily removed, allowing for a relaxed installation of the drives. Slot card holders on the internal, removable crossbar, which can also accommodate up to 4x 2.5" drives, ensure secure operation of the inserted cards. Thanks to the lockable doors at the front, external drives are protected from unauthorized access. Integrated dust filters provide clean air and optimal cooling performance.
Design
Material: Steel
Form Factor: Rack
Type: Server
Product Color: Black
Supported Motherboard Form Factors: ATX, micro ATX, Mini-ITX
Number of 3.5" Expansion Slots: 5
Number of 5.25" Expansion Slots: 6
Number of 2.5" Expansion Slots: 6
Number of Internal 3.5" Expansion Slots: 5
Number of External 5.25" Expansion Slots: 6
Feature: Rack Mountable
Rack Capacity: 4U
Feature: Reset Button
LED Indicators: Power, HDD
Connections and Interfaces
Number of USB 2.0 Ports: 2
Cooling
Number of Supported Rear Fans (max.): 2
Diameter of Supported Rear Fans: 80 mm
Storage Medium
Supported Hard Disk Drive Sizes: 2.5, 3.5"
Weight and Dimensions
Width: 485 mm
Depth: 520 mm
Height: 178 mm
Weight: 11.4 kg
Material Thickness: 1.2 mm
Packaging Data
Packaging Width: 560 mm
Packaging Depth: 630 mm
Packaging Height: 280 mm
Package Weight: 13.9 kg
Logistics Data
Harmonized System Code (HS): 84733080.

5. ASUS RS500A-E11-RS12U 90SF01R1-M00DJ0
The ASUS RS500A-E11-RS12U is a powerful server barebone designed for demanding applications in data centers and enterprise environments. With a compact form factor of just 1U, this rack server efficiently utilizes available space. It supports a single processor in the SP3 socket and is equipped with 12 SFF NVMe drive bays, allowing for high storage capacity and fast data transfer rates. The RS500A-E11-RS12U features a robust power supply that provides a total output of 1600 watts to meet the needs of modern server applications. Additionally, the server supports DDR4 RAM with ECC (Error-Correcting Code), enhancing reliability and stability for critical tasks. This barebone is ideal for businesses that require a scalable and high-performance server solution.
- Supports up to 12 NVMe drives for high storage capacity
- Compatible with AMD processors in the SP3 socket
- ECC-enabled DDR4 RAM for improved data integrity
- Compact 1U form factor for efficient space utilization
- 1600 watt power supply for reliable power delivery.

6. Silverstone RM41-H08
SilverStone RM41-H08.

7. Lanberg SC01-5204-12B
The Lanberg SC01-5204-12B is a powerful rack server barebone designed for use in professional IT environments. With a 4U form factor, it offers ample space for the installation of up to 13 hard drives, making it a flexible solution for storage requirements. The dimensions of the server are 430 mm in width, 520 mm in depth, and 176 mm in height, making it ideal for integration into existing rack systems. The server is equipped with five fans that ensure effective cooling, thereby supporting the performance and longevity of the installed components. Manufactured in China, the SC01-5204-12B combines functionality and efficiency in a robust design. Weighing 12,500 grams, it is stable yet manageable, facilitating installation and maintenance. This barebone is an excellent choice for companies that need a reliable and scalable server solution.

8. Silverstone RM41-506
The Silverstone RM41-506 is a high quality 4U rackmount chassis designed for server and workstation applications. It offers a robust design with optimised cooling and flexible interior space for various hardware configurations. Thanks to its sophisticated design, it is ideal for professional IT environments where reliability and expandability are required.

9. Intertech IPC 4U-40240
Through its excellent material quality combined with outstanding craftsmanship, Inter-Tech has laid the foundation for an extremely versatile case. The IPC 4U-40240 allows for the removal of the mounting frames on both sides, enabling the installation of up to six additional 5.25" external drives. By default, up to 3x 5.25" externals are available. This means that a maximum of 11x 3.5" or 4x 2.5" hard drives can be installed internally, depending on the configuration. Additionally, two 120mm and two 80mm fans ensure optimal cooling. Two easily accessible USB 3.0 front ports and the top cover with two snap-in closures complete the package.

10. Intertech IPC 2U 2098-SK
For easy installation of internal devices, you can remove the hard drive cages with just a few simple steps. Additionally, you can mount an ATX power supply with an 80mm fan to achieve a cost-effective and professional solution. The lockable doors in front of the slots prevent unauthorized access.
