The Sans Digital RS8X12 is a professional-grade 8-bay SAS expander tower designed for IT professionals and data center managers who need high-capacity storage expansion without sacrificing performance. This 12G SAS expander delivers up to 48 Gb/s bandwidth, making it ideal for demanding storage environments that require fast data throughput and reliable drive management. Whether you're scaling enterprise storage infrastructure or building high-performance RAID arrays, the RS8X12 provides the connectivity and capacity your systems demand. With tool-less drive trays and daisy-chaining support for up to 64 drives total, this mini-SAS HD SFF-8644 expander simplifies deployment while maximizing storage density in a compact tower form factor.
Key Features
- 8-bay mini-SAS HD (SFF-8644) tower enclosure with tool-less drive trays for quick installation
- 12G SAS expander technology supporting both 12G SAS and 6G SATA drives
- 48 Gb/s (4,800 MB/s) maximum data bandwidth for high-throughput storage operations
- Backward compatible with 3G SAS and SATA SSDs and HDDs for mixed-generation environments
- Dual SFF-8644 mini-SAS HD ports for redundant connectivity and daisy-chaining
- Daisy-chain up to 8 units for total capacity of 64 drives in a single storage cluster
- Compact tower form factor ideal for server rooms and edge data centers
- Enterprise-class reliability with proven 12G SAS expander architecture
Technical Specifications
| Specification |
Details |
| Manufacturer |
SANS DIGITAL TECHNOLOGY INC. |
| Part Number |
KT-RS8X12 |
| Product Series |
RS-Series |
| Bay Configuration |
8-bay |
| Form Factor |
Tower enclosure |
| Connector Type |
Mini-SAS HD (SFF-8644) x2 |
| SAS Generation |
12G SAS (12 Gbps) |
| Drive Support |
12G SAS, 6G SATA, 3G SAS/SATA (backward compatible) |
| Maximum Bandwidth |
48 Gb/s (4,800 MB/s) |
| Drive Tray Type |
Tool-less |
| Expansion Capability |
Daisy-chain up to 8 units (64 drives total) |
| Compatibility |
RS rackmount, AccuSTOR, EliteSTOR series |
Frequently Asked Questions
What is a 12G SAS expander and why do I need one?
A 12G SAS expander like the RS8X12 extends your server's storage capacity by connecting multiple drives through a single SAS port. It's essential for environments requiring more drive bays than your server natively supports, enabling you to build larger RAID arrays and scale storage without adding additional host adapters.
Can the RS8X12 work with older 6G SATA and 3G SAS drives?
Yes, the RS8X12 is fully backward compatible with 6G SATA and 3G SAS drives and SSDs. This allows you to mix drive generations in the same enclosure, protecting your existing hardware investments while upgrading to faster 12G drives over time.
How many drives can I connect using multiple RS8X12 units?
You can daisy-chain up to 8 RS8X12 expanders together using the dual SFF-8644 mini-SAS HD ports, giving you a total capacity of 64 drives in a single storage cluster. This makes it ideal for large-scale storage deployments and enterprise data centers.
What makes the tool-less tray design beneficial?
Tool-less drive trays eliminate the need for screwdrivers during drive installation and replacement, reducing deployment time and minimizing the risk of damage to drives or connectors. This design is particularly valuable in high-volume data center environments where quick maintenance is critical.
