UCS-C3K-HD4TB Specifications
Manufacturer: Cisco
Manufacturer Model: UCS-C3K-HD4TB
Product Line: Cisco UCS Storage HDD
Product Series: 4 TB NL-SAS 7200 RPM 12 Gb/s (3.5-inch)
Product Type: Internal Hard Disk Drive (Hot-Swap)
Product Name: Cisco 4 TB NL-SAS 7.2K 12 Gb/s HDD
KEY FEATURES:
Storage Capacity: 4 TB
Interface Type: SAS 12 Gb/s
Rotational Speed: 7,200 RPM
Form Factor: 3.5-inch (Large Form Factor, LFF)
Hot-Swap Support: Yes
PERFORMANCE:
Spindle Speed: 7,200 RPM
Interface Bandwidth: Up to 12 Gb/s SAS
Typical Use: Near-line / high-capacity storage for enterprise servers
ENVIRONMENTAL & RELIABILITY:
Designed for enterprise 24×7 storage environments with hot-swap capability
Compatible with dense storage servers in the Cisco UCS portfolio
PHYSICAL:
Form Factor: 3.5-inch Large Form Factor (LFF) hot-plug drive
Typical Dimensions: Standard LFF drive size (approx. 146 mm × 101.6 mm × ~26 mm)
Weight: Typical for enterprise 3.5″ HDD (exact value not publicly detailed)
If you like, I can look up the full official datasheet for the UCS-C3K-HD4TB (including cache size, sustained transfer rate, vibration/acoustics, power consumption, endurance rating) and send you a clean summary.

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