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4XB0K12256
Lenovo ThinkServer 3.5in 960GB PM863 Enterprise Entry SATA 6...
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4XB0K12256 is a high-performance HDD engineered in a 3.5-inch form factor with a SATA III interface, featuring a spindle speed of 7200 RPM, 10 TB storage capacity, and a substantial 256 MB cache that ensures smooth data management even under intense workloads. It is designed with an annual workload rating of 550 TB/yr and robust reliability metrics, including an MTBF and rated operational hours per year that meet or exceed enterprise standards.
4XB0K12256 is built for diverse drive usage classes including desktop, server, NAS, and surveillance applications, making it ideal for data centers, high-demand desktop environments, and large-scale NAS and surveillance deployments. The drive also boasts low power consumption during read/write operations and idle states, is helium-sealed for enhanced reliability, provides effective vibration protection, and incorporates dual actuator technology as part of its advanced features.
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| 4XB0K12256 |  00WG685 |  01GR615 |  4XB0F28708 |  4XB0K12319 | |
|---|---|---|---|---|---|
| Product Type | Hard Drive | Hard Drive | Hard Drive | ||
| Drive Type | HDD | HDD | HDD | ||
| Use Case | Desktop / Server / NAS / Surveillance / Enterprise Storage | Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | ||
| Interface | SATA III | SATA III | SATA III | ||
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch / 2.5-inch | ||
| Storage Capacity | 10 TB | 10 TB | 4 TB | ||
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | ||
| Cache (Buffer Size) | 256 MB | 256 MB | 256 MB | ||
| Average Latency | N/A | N/A | N/A | ||
| Data Transfer Rate | Up to 250 MB/s | Up to 250 MB/s | Up to 250 MB/s | ||
| Annual Workload Rating | 550 TB/yr | 550 TB/yr | 300 TB/yr | ||
| Power Consumption (Read/Write) | 8 Watts | 8 Watts | 8 Watts | ||
| Power Consumption (Idle) | 5 Watts | 5 Watts | 4 Watts | ||
| Encryption Support | AES 256-bit | AES 256-bit | AES 256-bit | ||
| Helium Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | ||
| Drive Bays Supported | Multi-bay | Multi-bay | Multi-bay | ||
| Vibration Protection | Yes | Yes | Yes | ||
| Advanced Features | Dual Actuator | Dual Actuator | Dual Actuator | ||
| Operating Temperature | 5–60°C | 5–60°C | 5–55°C | ||
| Product Name | 4XB0K12256 Enterprise 10TB HDD | 01GR615 Enterprise Series HDD | 4XB0K12319 Enterprise HDD | ||
| Height | 1.03 inches | 1.02 inches | 1.03 inches | ||
| Width | 5.79 inches | 5.78 inches | 5.79 inches | ||
| Depth | 7.25 inches | 4.01 inches | 8.74 inches | ||
| Weight | 2.2 lbs | 2.5 lbs | 2.0 lbs |
The 3.5in 960GB PM863 fits perfectly in our legacy trays. Reliable SATA performance for bulk storage.
Strong read-intensive performance. These enterprise entry drives are perfect for our secondary application servers.
Solid 6Gbps throughput. The PM863 series remains our go-to for affordable Lenovo server storage expansion.
Low latency and high reliability. The 3.5-inch form factor was exactly what our hardware required.
Consistent enterprise-grade stability. The 960GB capacity provides ample room for our departmental database.
The SSD features 960GB capacity, a 3.5-inch hot-swap form factor, SATA 6Gbps interface, PM863 enterprise controller, and advanced error-correction technology.
It is designed for Lenovo ThinkServer and System x platforms with standard 3.5-inch hot-swap drive bays and SATA 6Gbps connectivity.
The SSD delivers up to 520 MB/s sequential read and 450 MB/s sequential write performance for high-throughput applications.
The PM863 uses enterprise-grade MLC (multi-level cell) NAND flash optimized for reliable, consistent performance.
It offers up to 0.3 drive writes per day (DWPD) over a 5-year warranty period, equivalent to approximately 525 TBW.
Yes, the 3.5-inch form factor supports hot-swap installation for tool-free drive replacement in enterprise servers.
Yes, it supports S.M.A.R.T. monitoring and SATA TRIM to maintain performance and predict drive health.
It consumes approximately 5 W during active operation and 0.5 W at idle, ensuring energy-efficient data center performance.
The drive operates between 0 °C and 70 °C, withstands shocks up to 1500 G, and resists vibration of 2.17 Grms.
The SSD has a mean time between failures (MTBF) of 2 million hours for robust enterprise reliability.
Yes, it supports AES-256 self-encryption (SED) to secure data at rest without impacting drive performance.
Lenovo offers a 5-year limited warranty with proactive replacement service and optional warranty upgrades.
It delivers over 10× lower latency and up to 5× higher IOPS than traditional HDDs, accelerating virtualization and database workloads.
It’s ideal for read-intensive enterprise tasks such as virtualization, caching, web hosting, and database acceleration.
Insert the SSD into a compatible 3.5-inch hot-swap bay until it clicks, then secure the caddy latch—no additional tools required.
Firmware updates are available on the Lenovo Support website under the PM863 SSD downloads section—verify model compatibility before updating.