SilverStone RM4A Server Case, 4U Rackmount, SSI-EEB, Mesh - Dark Grey

The SilverStone RM4A is a powerful 4U rackmount chassis designed for professional server and workstation systems. It is aimed at users who require high cooling performance, flexible hardware configuration, and reliable stability in rack operation.

–  360mm radiator support – efficient cooling for high-performance server hardware
– Compatible with SSI-EEB to Mini-ITX – maximum flexibility in motherboard choice
– 8 PCI slots with card retention – secure mounting of large expansion cards
– Optimized drive mounting – flexible integration of HDDs and SSDs
– Front I/O with USB-C and USB 3.0 – modern ports for maintenance and peripherals
– Optimized cooling for rackmount systems

The RM4A supports a radiator up to 360mm at the front as well as three 120mm fans. The cooling system is complemented by two 80mm fans at the rear. This makes the chassis ideal for high-performance server and compute applications.

Thoughtful internal layout for professional hardware
Thanks to support for SSI-EEB, E-ATX, and ATX motherboards, the chassis offers high configuration freedom. Eight expansion slots enable the use of multiple GPUs or controller cards. An integrated bracket reliably protects expansion cards from sagging.

Robust construction for continuous operation
The steel chassis is designed for long-term use in server racks. Compatibility with SilverStone RMS rails facilitates integration into existing rack infrastructures. Additional security features such as a side switch for intrusion detection complete the overall package.