| Type | Enterprise Solid State Drive |
| Form Factor | 2.5-inch |
| Storage Capacity | 3.84 TB |
| Drive Classification | Read-intensive / Mixed-use |
| Endurance Rating | 1 DWPD (Drive Writes Per Day) |
| Interface | SAS 12 Gb/s |
| Typical Application | Virtualization, Content Delivery, Databases |
| Hot-Swap Support | Yes |
| Drive Type | 2.5" SAS SSD |
| Compatible Bay Type | 2.5" SAS Drive Bay |
| Configuration Compatibility | 2U24 NVMe/SAS configurations |
Lenovo 3.84TB 2.5" SAS SSD 12Gbps (4XB7A74955)

Key Benefits
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- Delivers high-speed performance with SAS 12 Gb/s interface, enabling fast data throughput for enterprise server environments
- Large 3.84TB capacity ideal for data center storage or virtualization workloads
- Designed for 2U24 applications, ensuring seamless integration into scalable infrastructure setups
Product Overview
The Lenovo 4XB7A74955 is a high-performance 3.84TB SSD designed for enterprise-grade storage infrastructures. With a 2.5-inch form factor and a robust SAS 12 Gb/s interface, this drive ensures rapid data transfer rates of up to 12 Gbps. It supports workloads typically found in read-intensive or mixed-use scenarios.
Compatible with 2U24 configurations, the SSD is engineered to deliver scalability and consistent performance in data centers and hyper-converged systems. Its dual-port SAS interface offers increased redundancy and high availability, ideal for mission-critical applications. This SSD is suitable for use in virtualization, transactional databases, or content delivery environments.
Specifications
Product Overview
Physical & Environmental
| Dimensions (W x D x H) | 70 mm x 100 mm x 7 mm |
| Weight | Approx. 150 grams |
| Operating Temperature | 0°C to 70°C |
| Non-Operating Temperature | -40°C to 85°C |
| Operating Humidity | 5% to 95% (non-condensing) |
| Shock Resistance (Operating) | 1000 G @ 0.5 ms |
| Vibration (Operating) | 2.17 Grms (5-700 Hz) |
| Vibration (Non-Operating) | 3.13 Grms (5-800 Hz) |
| MTBF (Hours) | 2 million hours |
| Power Consumption (Active) | Up to 10 W |
| Power Consumption (Idle) | Less than 5 W |
Cloud Management & Licensing
| Cloud Management Support | No |
| Licensing Requirements | None |
Interfaces
| Interface Type | SAS |
| Interface Speed | 12 Gb/s |
| Port Configuration | Dual Port |
| Data Transfer Rate | 12 Gbps |
| Backward Compatibility | SAS 6 Gb/s |
| Connection Interface | SFF-8482 |
Compliance & Origin
| TAA Compliant | Inquire |
| Country of Origin | Inquire |
| RoHS Compliance | Yes |
| Certifications | CE, UL, FCC, VCCI, KC |
| Environmental Standards | REACH, WEEE |
Advanced Security Features
| Data Encryption | SED (Self-Encrypting Drive) support |
| Encryption Standard | AES 256-bit |
| Secure Erase Feature | Yes |