Product Type | Solid state drive - hot-swap |
Form Factor | 2.5" |
Capacity | 30.72 TB |
Drive Class | Read Intensive |
NAND Flash Memory Type | Triple-level cell (TLC) |
Device Type | Solid state drive - hot-swap |
Weight | 6.7 oz |
Power Consumption (Read) | 20 Watt |
Power Consumption (Write) | 21 Watt |
Average Latency | 25 µs |
MTBF | 2,000,000 hours |
Endurance (Total Bytes Written) | 56064 TB |
Drive Writes Per Day (DWPD) | 1 |
Hot-Swappable | Yes |
Internal Data Rate (Read) | 7500 MBps |
Internal Data Rate (Write) | 4100 MBps |
4KB Random Read IOPS | 1600000 IOPS |
4KB Random Write IOPS | 170000 IOPS |
Lenovo 2.5IN PM1733A 30.72TB RI NVMe SSD, U.3 PCIe 4.0 x4
Key Benefits

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- Designed for read-intensive workloads, maximizing performance in analytics and virtualized environments.
- High durability with 56PBW endurance and CRU rating ensures lower TCO and easy field replacement.
- Certified compatibility with Lenovo ThinkSystem SR635/SR655 for seamless integration and reliability.
Product Overview
The Lenovo 2.5IN PM1733A 30.72TB Read Intensive NVMe SSD, part number 4XB7A81999, is a high-capacity, high-performance solution built for enterprise data applications. Using TLC V-NAND technology and operating on a U.3 PCIe 4.0 x4 NVMe interface, it achieves 7,500 MBps read and 4,100 MBps write speeds with latency as low as 25 μs. Endurance is rated at 56064 TB with 1 DWPD, supported by features such as end-to-end data protection, advanced ECC, and S.M.A.R.T. monitoring. With MTBF of 2,000,000 hours and support for a wide range of operating systems, this hot-swappable drive is ready for intensive workloads. It's certified for Lenovo ThinkSystem SR635/SR655 models and offers CRU designation and a 1-year warranty for easy maintenance and deployment.
Specifications
Product Overview
Advanced Security Features
Hardware Encryption | Yes |
End-to-End Data Protection | Yes |
Advanced ECC Engine | Yes |
S.M.A.R.T. Monitoring | Yes |
Non-Recoverable Errors | 1 per 10^17 |
Compliance & Origin
Compliant Standards | TUV GS, VCCI, BSMI, cUL, CB, IC, FCC, KC, RCM |
Compatibility
Designed For | Lenovo ThinkSystem SR635 7Y98 (2.5"), 7Y99 (2.5"); SR655 7Y00 (2.5"), 7Z01 (2.5") |
Operating System Support | Microsoft Windows Server, VMware ESXi, Red Hat Enterprise Linux, SUSE Linux Enterprise Server |
Interfaces
Interface Type | U.3 PCIe 4.0 x4 (NVMe) |
Interface Count | 1 |
Compatible Bay | 2.5" |
Physical & Environmental
Width | 2.8 in |
Depth | 3.9 in |
Height | 0.6 in |
Min Operating Temperature | 32 °F |
Max Operating Temperature | 158 °F |
Min Storage Temperature | -40 °F |
Max Storage Temperature | 185 °F |
Humidity Range (Operating) | 5 - 95% (non-condensing) |
Shock Tolerance (Non-operating) | 1500 g @ 0.5 ms |
Vibration Tolerance (Operating) | 10-2000 Hz |
Vibration Tolerance (Non-operating) | 20 g @ 10-2000 Hz |
Cloud Management & Licensing
Pricing Type | Customer-replaceable Unit (CRU) |
Manufacturer Warranty | 1-year warranty |