Lenovo 128GB DDR4 TruDDR4
Brand: Lenovo | Category: Memory (RAM)
SKU: 4Z40A52231 | Part #: 4Z40A52231 | MPN: 4Z40A52231
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About the Lenovo 128GB DDR4 TruDDR4
A single Lenovo 128GB DDR4 TruDDR4 module enables ThinkSystem servers to reach maximum memory configurations of up to 3TB per node, delivering the memory ceiling enterprise workloads demand. The 4Z40A52231 is engineered as an octal-rank load-reduced DIMM (LRDIMM) with ECC protection, making it the choice for mission-critical infrastructure where data integrity and system stability cannot be compromised. Lenovo factory-validated for select ThinkSystem platforms, this TruDDR4 component integrates seamlessly into existing deployments without compatibility risk or integration delays.
Infrastructure teams—including storage architects, virtualization engineers, and IT procurement teams—standardize on Lenovo memory modules to eliminate qualification bottlenecks and ensure warranty coverage across their server estate. Organizations running high-demand workloads like virtualization, in-memory databases, and analytics platforms require the consistent performance and ECC reliability that the TruDDR4 series delivers. The LRDIMM design reduces electrical load on memory controllers, enabling higher density configurations while maintaining thermal stability across the 0°C to 85°C operating envelope typical of enterprise data centers. Lenovo's rigorous factory validation removes procurement uncertainty and accelerates time-to-deployment for large-scale infrastructure upgrades.
Omnixon Global stocks the Lenovo 128GB DDR4 TruDDR4 (part number 4Z40A52231) for immediate availability to B2B enterprise buyers across the UAE and GCC region. As an authorized Lenovo distributor, we provide factory-backed products with full documentation, compatibility assurance, and logistics support tailored to enterprise procurement workflows. For volume quotes, technical specifications, or compatibility verification with your ThinkSystem environment, submit an RFQ through Omnixon Global today.
Technical Specifications
| Brand | Lenovo |
| Category | Memory (RAM) |
| SKU | 4Z40A52231 |
| Part Number | 4Z40A52231 |
| Condition | New |
| Capacity | 128GB |
| Form Factor | LRDIMM |
| Speed | 3200 MT/s |
| Manufacturer Part Number | 4Z40A52231 |
| Memory Capacity | 128GB |
| Memory Technology | DDR4 |
| Memory Series | TruDDR4 |
| Form Factor | DIMM |
| Memory Rank | Octal Rank (8Rx4) |
| Error Correction | ECC (Error Correcting Code) |
| Buffering | Load Reduced (LRDIMM) |
| Compatible Server Families | Lenovo ThinkSystem (select models) |
| Validation | Lenovo factory-validated for ThinkSystem server platforms |
| Operating Temperature | 0°C to 85°C (standard server operating range) |
Frequently Asked Questions about Lenovo 128GB DDR4 TruDDR4
What does the Lenovo 128GB DDR4 TruDDR4 do?
The Lenovo 128GB DDR4 TruDDR4 is enterprise server memory designed for ECC-protected workloads — virtualization hosts, database servers, analytics platforms, and AI training rigs. Lenovo validates this module against major server vendor compatibility matrices.
What are the headline specs of the Lenovo 128GB DDR4 TruDDR4?
Key specifications for the Lenovo 128GB DDR4 TruDDR4: new condition; memory type DDR4; memory capacity 128GB; memory speed 3200 MT/s; memory voltage 1.2V; memory form factor LRDIMM. Manufacturer part number 4Z40A52231. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.