Sourced for enterprise IT teams, the Kingston 99U5273-005-B00LF (99U5273-005 B00LF - Kingston 256MB (2 x 128MB) DDR2-533MHz non-ECC Unbuffered CL4 240-Pin DIMM 1.8V Memory Module) is a Desktop Memory component appropriate for new-build, expansion, or warranty-replacement procurement. Technical specifications include capacity of 256 MB, number of sticks of 2, frequency of 533 MHz, connector of 240-pin, voltage of 1.8V, memory class of ECC, Unbuffered. Appropriate for virtualization hosts, application servers, in-memory analytics, render farms, CAD/EDA workstations, and any workload constrained by RAM rather than CPU. Pro Disk Network sources the 99U5273-005-B00LF through reputable distribution channels and applies a verification check against the OEM compatibility matrix before each unit is added to active inventory. Each unit ships from a US fulfillment hub (Hillsboro OR, Atlanta GA, or Phoenix AZ) with same-day dispatch on in-stock orders before 3pm ET. 90-day Pro Disk Network functional warranty included; free US ground shipping on orders over $150.
The 99U5273-005-B00LF is a Kingston desktop memory component with capacity 256 MB, number of sticks 2, frequency 533 MHz. Pricing on the 99U5273-005-B00LF is quote-based — email sales@prodisknetwork.com or use our live chat for a quote within one business day.
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Reviewed by:Pro Disk Network Engineering Team — . Specifications, compatibility, and pricing for the 99U5273-005-B00LF are shown on this page.
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Quick Answer: What servers is the 99U5273-005-B00LF compatible with?
The 99U5273-005-B00LF is a Kingston desktop memory module. Confirm DIMM rank, voltage, and speed against the target server's supported memory list before deployment - mixed configurations may downclock to the slowest installed module. For server-specific population diagrams, email sales@prodisknetwork.com with your server serial number.
How fast does the 99U5273-005-B00LF ship?
If in stock, the 99U5273-005-B00LF ships same business day on US orders placed before 3 pm ET. Most US ZIP codes receive next-business-day or 2-day delivery via FedEx/UPS Ground or Express. Bulk and project orders shipping in pallets are typically dispatched within 24-48 hours.
The 99U5273-005-B00LF is deployed by US enterprises, MSPs, government, and education customers across multiple infrastructure scenarios. Below are the most common deployment patterns Pro Disk Network sees in real-world orders.
VMware Cluster Memory — Per-host memory expansion for vSphere ESXi hosts. Match DIMM rank and speed across all sockets to keep memory channels balanced.
In-Memory Database — SAP HANA, Redis Enterprise, Apache Ignite, Aerospike — workloads that scale linearly with DRAM capacity.
Hyper-V Cluster Node — Windows Server 2019/2022 Hyper-V hosts with Storage Spaces Direct. Dynamic memory allocation makes higher-density DIMMs cost-effective.
AI / ML Training — PyTorch and TensorFlow workloads benefit from large host memory pools for dataset preprocessing and CPU-side feature engineering.
What is the 99U5273-005-B00LF?
The 99U5273-005-B00LF is a Kingston server memory module with capacity 256 MB and number of sticks 2, manufactured by Kingston. Pro Disk Network ships this part new and certified-refurbished from our US warehouse with same-day dispatch on orders placed before 3 PM ET, backed by a 30-day return guarantee.
Pros & Cons of 99U5273-005-B00LF
Pros
RDIMM / LRDIMM clearly labelled for population-rule clarity
Cons
Memory must match existing DIMM rank/density for channel balance
Higher density modules can drop overall channel speed
BIOS update may be required on older revisions
Frequently Asked Questions about 99U5273-005-B00LF
Is the 99U5273-005-B00LF a genuine Kingston part?
Yes. Pro Disk Network sources every 99U5273-005-B00LF as factory-original Kingston inventory. New units arrive sealed in OEM packaging; refurbished units are pulled from decommissioned Kingston servers, surface-tested, and re-warranted by Pro Disk Network for 90 days.
What servers is the 99U5273-005-B00LF compatible with?
The 99U5273-005-B00LF is a Kingston desktop memory module. Confirm DIMM rank, voltage, and speed against the target server's supported memory list before deployment - mixed configurations may downclock to the slowest installed module. For server-specific population diagrams, email sales@prodisknetwork.com with your server serial number.
How fast does the 99U5273-005-B00LF ship?
If in stock, the 99U5273-005-B00LF ships same business day on US orders placed before 3 pm ET. Most US ZIP codes receive next-business-day or 2-day delivery via FedEx/UPS Ground or Express. Bulk and project orders shipping in pallets are typically dispatched within 24-48 hours.
What is the warranty on the 99U5273-005-B00LF?
New 99U5273-005-B00LF units carry the full Kingston manufacturer warranty (typically 1 to 5 years depending on product line). Refurbished and bulk-OEM units include a Pro Disk Network advance-replacement warranty (90 days refurbished). DOA replacement is free within 30 days of receipt.
Do you offer bulk pricing for the 99U5273-005-B00LF?
Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.
Compatibility: Rank, Density, and Channel Population Rules
For server memory, three numbers dominate compatibility: rank, density, and channel population. Mixing rank or density in the same channel forces the memory controller to fall back to the lowest-common-denominator speed and timings, sometimes by 200-400 MHz, which wastes the upgrade you just paid for. Before installing the 99U5273-005-B00LF, run the platform's memory configuration utility (Dell DSET, HPE iLO Memory tab, Lenovo XCC Memory page) to identify what's already populated.
Pricing Strategy: New, Bulk, or Refurbished
For production tier-1 databases (SAP HANA, Oracle Exadata-equivalent, SQL Server Always On), use new sealed OEM units only. For VDI hosts, hyperconverged clusters, and general-purpose virtualisation, bulk-OEM is the cost-optimal choice. For development environments, lab gear, and capacity expansion on aging hardware, refurbished is appropriate — the price savings are 60-75% versus new.