Sans Digital RS424X12 4U 24 Bay SAS JBOD Rackmount Storage Expander
The RS424X12 4U 24 bay SAS JBOD is engineered for data centers, enterprises, and storage-intensive environments requiring massive capacity expansion without complexity. This 12G SAS expander JBOD delivers enterprise-grade performance with redundant power supply protection, making it ideal for mission-critical storage infrastructure. Whether you're scaling video surveillance, backup systems, or high-performance computing environments, the RS-Series provides the bandwidth and reliability your growing storage needs demand.
With support for up to 24 SAS or SATA drives in a compact 4U form factor, this rackmount JBOD storage solution maximizes data center efficiency while maintaining 48Gb/s throughput. The redundant power supply ensures continuous operation, eliminating single points of failure in your storage architecture.
Key Features
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24 Bay SAS/SATA Drive Support — Accommodate up to 24 SAS 12Gb/s or SATA drives in a single 4U enclosure
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12G SAS Expander Technology — 48Gb/s bandwidth with 4800MB/s data transfer rates for high-speed operations
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Single Cable Connection — HD mini-SAS (SFF-8644) interface simplifies cabling and reduces complexity
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Daisy-Chain Expansion — Built-in SAS expansion port supports up to 256 HDD drives daisy-chained for unlimited scalability
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Backward Compatible — Works seamlessly with 6Gb/s SAS and SATA drives for mixed-generation deployments
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Redundant Power Supply — Dual power inputs ensure continuous operation and eliminate downtime risk
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Enterprise Rackmount Design — 4U form factor optimizes data center space utilization
Technical Specifications
| Specification |
Details |
| Manufacturer |
SANS DIGITAL TECHNOLOGY INC. |
| Part Number |
KT-RS424X12 |
| Form Factor |
4U Rackmount JBOD Enclosure |
| Drive Bays |
24 SAS/SATA bays |
| SAS Interface |
12Gb/s SAS expander with HD mini-SAS (SFF-8644) |
| Maximum Bandwidth |
48Gb/s (4800MB/s) |
| Drive Compatibility |
SAS 12Gb/s, SATA 12Gb/s, 6Gb/s SAS/SATA (backward compatible) |
| Expansion Capability |
Daisy-chain up to 256 drives via built-in SAS expansion port |
| Power Supply |
Redundant power supply configuration |
| Enclosure Type |
Just a Bunch of Disks (JBOD) |
Frequently Asked Questions
What is a 12G SAS JBOD and how does it differ from traditional storage?
A 12G SAS JBOD (Just a Bunch of Disks) is a non-intelligent storage enclosure that connects directly to a host system via SAS interface. Unlike RAID arrays, JBOD enclosures provide raw storage capacity without redundancy or parity, making them ideal for applications requiring maximum capacity at minimal cost. The RS424X12's 12Gb/s SAS expander technology delivers superior bandwidth compared to older 6Gb/s systems.
Can I daisy-chain multiple RS424X12 enclosures together?
Yes. The built-in SAS expansion port enables daisy-chaining of up to 256 drives across multiple enclosures. This allows you to scale your storage infrastructure incrementally without requiring additional host connections, making the RS-Series JBOD highly flexible for growing environments.
What drives are compatible with the RS424X12 4U 24 bay enclosure?
The RS424X12 supports SAS 12Gb/s, SATA 12Gb/s, and is backward compatible with 6Gb/s SAS and SATA drives. This flexibility allows mixed-generation deployments and protects your investment in existing storage hardware while supporting next-generation high-speed drives.
Why is redundant power supply important in a rackmount storage system?
Redundant power supply eliminates single points of failure in your data center infrastructure. If one power supply fails, the RS424X12 SAS JBOD continues operating on the secondary supply, ensuring continuous data availability and preventing costly downtime in mission-critical environments.
