---
product_id: 166706884
title: "SilverStone SST-RM21-308 - 2U Rackmount Server Case supports 8x SAS/SATA and 6 Gb/s Mini-SAS SFF-8087"
brand: "silverstone"
price: "฿72498"
currency: THB
in_stock: true
reviews_count: 1
category: "Silver Stone"
url: https://www.desertcart.co.th/products/166706884-silverstone-sst-rm21-308-2u-rackmount-server-case-supports-8x
store_origin: TH
region: Thailand
---

# 6 Gb/s Mini-SAS SFF-8087 support 8x SAS/SATA drive bays 3x 80mm PWM fans for cooling SilverStone SST-RM21-308 - 2U Rackmount Server Case supports 8x SAS/SATA and 6 Gb/s Mini-SAS SFF-8087

**Brand:** silverstone
**Price:** ฿72498
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate your server game with enterprise power in a sleek 2U frame!

## Quick Answers

- **What is this?** SilverStone SST-RM21-308 - 2U Rackmount Server Case supports 8x SAS/SATA and 6 Gb/s Mini-SAS SFF-8087 by silverstone
- **How much does it cost?** ฿72498 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/166706884-silverstone-sst-rm21-308-2u-rackmount-server-case-supports-8x)

## Best For

- silverstone enthusiasts

## Why This Product

- Trusted silverstone brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact & Compatible:** Fits Micro ATX motherboards and standard ATX PSUs, perfect for sleek home labs or small data centers.
- • **High-Speed Data Transfer:** 6 Gb/s Mini-SAS SFF-8087 backplane ensures blazing-fast connectivity and reliability.
- • **Optimized Cooling System:** Three PWM-controlled 80mm fans maintain whisper-quiet airflow under heavy workloads.
- • **Professional-Grade Build:** Durable metal chassis with tool-less drive trays and auto-lock handles for effortless rackmounting.
- • **Maximized Storage Flexibility:** Supports up to eight 2.5"/3.5" SAS/SATA HDDs or SSDs for scalable data capacity.

## Overview

The SilverStone SST-RM21-308 is a robust 2U rackmount server case designed for professionals and enthusiasts seeking high-density storage solutions. It supports eight SAS/SATA drives via a 6 Gb/s Mini-SAS SFF-8087 backplane, accommodates Micro ATX motherboards, and features three PWM fans for efficient cooling. Its durable metal construction, tool-less drive trays, and ergonomic rackmount design make it ideal for compact, reliable server builds in home labs or small data centers.

## Description

SilverStone’s RM21-308 is a high performance storage server chassis designed for the professional storage environment. It is equipped with hard drive trays compatible with 2.5" or 3.5" drives and has fan assembly with motherboard support for up to Micro ATX form factor. There are also flexible mounts to accommodate most 2U single/ 2U redundant server, PS2 (ATX) power supplies. RM21-308 also has ergonomic, tool-less rail* designs for easy rackmount integration. With an overall package designed for maximizing efficiency, flexibility, and durability, the RM21-308 is a great choice for professionals or data center engineers looking to build a storage server.

Review: Compact Powerhouse for the Home Lab - The SilverStone SST-RM21-308 is an exceptional 2U rackmount case that perfectly bridges the gap between professional-grade storage and consumer-friendly hardware. Built from solid metal with a premium finish, this short-depth chassis delivers remarkable flexibility for home lab and small server setups, supporting up to eight 2.5" or 3.5" SAS/SATA drives through dual Mini-SAS SFF-8087 connectors. It’s impressively well-designed for its compact size, accommodating Micro ATX motherboards and standard ATX power supplies without the need for specialised enterprise gear. The included three 80mm PWM fans provide efficient airflow across all drive bays, keeping components comfortably cool even under sustained load. The construction quality is superb, with a rigid frame and tool-less drive trays that feel far sturdier than most consumer-level cases. Despite its dense layout, cable management is surprisingly straightforward, and the independent drive status LEDs are a thoughtful touch for quick diagnostics. Delivery took just under three weeks—earlier than the expected month-long lead time—and it arrived exceptionally well packaged. Once built, the case has proven whisper-quiet for a rack unit, housing a Plex server and supporting hardware without a hint of strain. Everything fits perfectly and runs reliably, making it a true gem for enthusiasts who want enterprise-class organisation without the data centre noise or cost. 5/5 stars – One of the best purchases of the year. The RM21-308 is a rare find: compact, efficient, and flawlessly suited to home-lab or media-server builds that demand reliability and style in equal measure.

## Features

- Backplane support for 8 port SAS/ SATA drives and 6 Gb/s Mini-SAS SFF-8087
- Supports eight 2.5"/3.5" SAS/SATA HDD/SSD
- Includes three 80 x 15mm PWM fans
- Independent drive status LED; Supports Micro ATX motherboards
- Supports four low profile PCI/ PCIe slots; Auto lock handle for easy to fixed the 2U rackmount on the cabinet

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07PQGKBJQ |
| Best Sellers Rank | 72,678 in Computers & Accessories ( See Top 100 in Computers & Accessories ) 614 in Computer Cases |
| Brand | SilverStone |
| Brand Name | SilverStone |
| Colour | SST-RM21-308 |
| Compatible Devices | Server |
| Compatible devices | Server |
| Customer Reviews | 4.3 out of 5 stars 17 Reviews |
| Enclosure Material | Metal |
| Global Trade Identification Number | 04710007226216 |
| Is Assembly Required | Yes |
| Item Weight | 10.5 Kilograms |
| Item weight | 10.5 Kilograms |
| Manufacturer | SilverStone Technology |
| Manufacturer Part Number | 28018 |
| Material | Metal |
| Model Number | 28018 |
| Mounting Type | Rack Mount |
| Product Warranty | All SilverStone retail products have from the date of purchase, a minimum of 2 year limited warranty. For FQ series fans and retail PSUs, the minimum warranty period is 3 years |
| Size | 2U |
| Unit Count | 8.0 count |

## Product Details

- **Brand:** SilverStone
- **Colour:** SST-RM21-308
- **Compatible devices:** Server
- **Material:** Metal
- **Size:** 2U

## Images

![SilverStone SST-RM21-308 - 2U Rackmount Server Case supports 8x SAS/SATA and 6 Gb/s Mini-SAS SFF-8087 - Image 1](https://m.media-amazon.com/images/I/61olZajPSkL.jpg)

## Available Options

This product comes in different **Color** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Compact Powerhouse for the Home Lab
*by D***N on 14 October 2025*

The SilverStone SST-RM21-308 is an exceptional 2U rackmount case that perfectly bridges the gap between professional-grade storage and consumer-friendly hardware. Built from solid metal with a premium finish, this short-depth chassis delivers remarkable flexibility for home lab and small server setups, supporting up to eight 2.5" or 3.5" SAS/SATA drives through dual Mini-SAS SFF-8087 connectors. It’s impressively well-designed for its compact size, accommodating Micro ATX motherboards and standard ATX power supplies without the need for specialised enterprise gear. The included three 80mm PWM fans provide efficient airflow across all drive bays, keeping components comfortably cool even under sustained load. The construction quality is superb, with a rigid frame and tool-less drive trays that feel far sturdier than most consumer-level cases. Despite its dense layout, cable management is surprisingly straightforward, and the independent drive status LEDs are a thoughtful touch for quick diagnostics. Delivery took just under three weeks—earlier than the expected month-long lead time—and it arrived exceptionally well packaged. Once built, the case has proven whisper-quiet for a rack unit, housing a Plex server and supporting hardware without a hint of strain. Everything fits perfectly and runs reliably, making it a true gem for enthusiasts who want enterprise-class organisation without the data centre noise or cost. 5/5 stars – One of the best purchases of the year. The RM21-308 is a rare find: compact, efficient, and flawlessly suited to home-lab or media-server builds that demand reliability and style in equal measure.

## Frequently Bought Together

- SilverStone SST-RM21-308 - 2U Rackmount Server Case supports 8x SAS/SATA and 6 Gb/s Mini-SAS SFF-8087
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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-04-24*