Type | Internal Hard Drive |
Form Factor | 3.5 inch |
Capacity | 1.2 TB |
Spindle Speed | 10000 RPM |
Hot Swap Support | Yes |
Drive Technology | HDD |
Power Consumption (Idle) | 5.6 W |
Power Consumption (Operational) | 8.6 W |
Lenovo 3.5" 1.2TB 10K RPM SAS 12Gb Hot-Swap HDD (4XB7A77004)





Key Benefits

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- Optimized for Lenovo ThinkSystem environments, ensuring compatibility and performance consistency
- Supports hot-swap functionality, minimizing downtime and improving serviceability
- Delivers high-speed 12Gb/s data throughput for accelerated application performance
Product Overview
The Lenovo 3.5" 1.2TB 10K RPM SAS 12Gb Hot-Swap HDD (part number 4XB7A77004) is engineered to support demanding enterprise storage infrastructures. Featuring a 10000 RPM spindle and SAS 12 Gb/s interface, this hard drive ensures fast data transfer rates and reduced latency. Its 1.2TB capacity handles high-volume workloads such as virtualization and backups. Hot-swap support allows replacement without downtime, while the 3.5-inch form factor ensures system compatibility. Though COO and TAA compliance are not specified, the drive delivers reliable storage performance for mission-critical applications.
Specifications
Product Overview
Physical & Environmental
Width | 101.6 mm |
Height | 26.1 mm |
Depth | 147 mm |
Weight | 0.72 kg |
Operating Temperature | 5°C to 55°C |
Non-Operating Temperature | -40°C to 70°C |
Operating Shock | 40 G at 2 ms |
Non-Operating Shock | 300 G at 2 ms |
Operating Vibration | 0.5 G at 5–500 Hz |
Non-Operating Vibration | 1.2 G at 5–500 Hz |
Humidity (Operating) | 5% – 90% (non-condensing) |
Humidity (Non-Operating) | 5% – 95% (non-condensing) |
Noise Level (Idle) | 28 dBA |
Noise Level (Seek) | 34 dBA |
Cloud Management & Licensing
Cloud Management | |
Licensing Requirements |
Interfaces
Interface Type | SAS |
Interface Speed | 12 Gb/s |
Data Transfer Rate | 12 Gbps |
Buffer Size | 128 MB |
Block Size | 512n |
Connector Type | SAS 29-pin |
Compliance & Origin
Country of Origin | Inquire |
TAA Compliant | Inquire |
RoHS Compliant | Yes |
CE Certified | Yes |
WEEE Compliance | Yes |
Halogen Free | Yes |
Advanced Security Features
SED (Self-Encrypting Drive) | No |
Encryption | No |
FIPS Compliance | No |
Drive Sanitation | No |