KF548R36RBK4-128 Kingston 4x32GB DDR5 ECC RAM

Product line:

FURY Renegade PRO

See all ECC Registered RAM (RDIMM) DDR5

See other Kingston products

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Happyware Article Number:

SH1R9598-689534

Manufacturer Number:

KF548R36RBK4-128

Brand:

Kingston

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Description Technical details Warranty & Technical Support Reviews Bulk Deals

KF548R36RBK4-128

High-Density DDR5 RDIMM Memory Kit for Scalable Server Platforms with the KF548R36RBK4-128

The KF548R36RBK4-128 is a 128GB DDR5 ECC Registered memory kit engineered for modern Intel Xeon-class platforms where predictable latency, signal integrity, and capacity scaling are critical. As a 4 x 32GB low-profile RDIMM set, KF548R36RBK4-128 supports balanced channel population to optimize controller utilization in 1DPC and 2DPC configurations while maintaining enterprise-grade error detection and correction.

Designed around DDR5-4800 JEDEC behavior (PC5-38400R) with CL36-38-38 timings, KF548R36RBK4-128 aligns with server BIOS defaults for stable bring-up across mixed PCIe Gen4/Gen5 expansion topologies. By enabling larger memory footprints, it reduces storage I/O amplification for database buffer caches and virtual machine consolidation, complementing NVMe-centric storage tiers and high-throughput network fabrics. The registered architecture improves electrical loading characteristics at scale, supporting dense DIMM population without compromising platform reliability under sustained compute workloads.

Why Choose the KF548R36RBK4-128?

The KF548R36RBK4-128 delivers a practical density-to-performance profile for enterprise nodes that must scale memory per socket without increasing server count. With ECC RDIMM protection and a low-profile mechanical envelope, KF548R36RBK4-128 fits thermally constrained 1U/2U designs, supports consistent service-level behavior, and enables straightforward capacity growth plans across clusters.

Kingston applies controlled component selection, validation discipline, and production consistency to meet data centre expectations for uptime and maintainability. The design focus emphasizes interoperability with current DDR5 server platforms and stable operation under continuous load conditions.

Key Applications:

Virtualization hosts
Database servers
In-memory analytics
General compute clusters

At Happyware - Server Hardware you benefit from non-binding offers tailored to your KF548R36RBK4-128 deployment plan and bulk order discounts for standardized rollouts across racks or sites.

Technical details of KF548R36RBK4-128

Capacity:

128GB

Generation:

DDR5

Single Module Capacity:

32GB

Frequency:

4800MHz

Form Factor:

DIMM

DIMM Type:

DDR5

ECC:

ECC

Registered/Unbuffered:

Registered

Modules Quantity:

Pins:

288

Voltage:

1.1V

Rank:

Single-Rank x4

Intel XMP:

Yes

AMD EXPO:

Heat Spreader:

RGB Lighting:

Module height:

JEDEC:

PC5-38400R

CAS Latency:

Row-to-Column Delay (tRCD):

Row Precharge Time (tRP):

Certificates:

RoHS

How long is the Warranty and how you can get technical support for KF548R36RBK4-128

Warranty:	12 months (part)
RMA through customer:	yes
RMA Url:	https://www.kingston.com/de/support/rma-enduser
Description:	Kingston typically requires the item to be returned first before sending a replacement. There are no standard guaranteed delivery times or on-site services offered under the warranty.