Brand: Western Digital | Category: Enterprise SSDs
SKU: WUSTR6476ASS204 | Part #: WUSTR6476ASS204 | MPN: WUSTR6476ASS204
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The Western Digital Ultrastar DC SS540 is a dual-port SAS enterprise SSD engineered for high-availability storage area networks and shared storage arrays. With 7.68TB capacity and dual SAS 12Gb/s ports, this drive enables active-active configurations that eliminate single points of failure and support non-disruptive maintenance in mission-critical environments.
Built on proven 3D NAND technology, the DC SS540 delivers consistent performance and endurance across demanding transactional and mixed workloads. The dual-port architecture allows simultaneous connections from multiple controllers or hosts, providing seamless failover and load-balancing capabilities essential for enterprise SAN deployments.
This model is optimized for continuous operation in data center infrastructure, supporting redundant paths and ensuring maximum uptime for applications that cannot tolerate service interruption.
| Manufacturer | Western Digital |
| Brand | Ultrastar |
| Model | DC SS540 |
| Manufacturer Part Number | WUSTR6476ASS204 |
| Capacity | 7.68TB |
| Form Factor | 2.5-inch |
| Interface | Dual-port SAS 12Gb/s |
| NAND Type | 3D NAND |
| Controller | Dual-port SAS controller |
| Max Sequential Read Speed | 560 MB/s |
| Max Sequential Write Speed | 520 MB/s |
| Random Read IOPs | 97,000 IOPs |
| Random Write IOPs | 24,500 IOPs |
| Average Latency | 0.5ms read / 1ms write |
| Power Consumption Operating | 7.5W typical |
| Operating Temperature | 0°C to 60°C |
| Mean Time Between Failures | 2,000,000 hours |
| Workload Rating | Enterprise continuous duty |
Available from Omnixon Global. Submit an RFQ and our team will confirm configuration and availability for your order.
| Brand | Western Digital |
| Category | Enterprise SSDs |
| SKU | WUSTR6476ASS204 |
| Part Number | WUSTR6476ASS204 |
| Condition | New |
| Model | DC SS540 |
| Manufacturer Part Number | WUSTR6476ASS204 |
| Capacity | 7.68TB |
| Form Factor | 2.5-inch |
| Interface | Dual-port SAS 12Gb/s |
| NAND Type | 3D NAND |
| Controller | Dual-port SAS controller |
| Max Sequential Read Speed | 560 MB/s |
| Max Sequential Write Speed | 520 MB/s |
| Random Read IOPs | 97,000 IOPs |
| Random Write IOPs | 24,500 IOPs |
| Average Latency | 0.5ms read / 1ms write |
| Power Consumption Operating | 7.5W typical |
| Operating Temperature | 0°C to 60°C |
| Mean Time Between Failures | 2,000,000 hours |
| Workload Rating | Enterprise continuous duty |
the Western Digital Ultrastar DC SS540 7.68TB SAS 12Gb/s Enterprise SSD suits enterprise data-center storage tiers — all-flash arrays, hyperconverged storage pools (vSAN, Ceph), database backends, and high-throughput backup repositories. It is supported by major server platforms.
Key specifications for the Western Digital Ultrastar DC SS540 7.68TB SAS 12Gb/s Enterprise SSD: new condition; manufacturer Western Digital; brand Ultrastar; model DC SS540; manufacturer part number WUSTR6476ASS204; capacity 7.68TB; form factor 2.5-inch. Manufacturer part number WUSTR6476ASS204. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.