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A-Tech

A-Tech 32GB DDR3 1866MHz ECC LRDIMM 4Rx4 CL13 1.5V Server RAM

SKU CH-59GF-7BZ3N

32GB DDR3 1866MHz ECC LRDIMM server memory with 4Rx4 rank and CL13 latency

  • Capacity32GB
  • SpeedDDR3 1866 (PC3 14900)
  • CAS LatencyCL13
  • Voltage1.50V
  • ECCYes
  • Buffered/RegisteredLoad Reduced
  • High 32GB capacity supports demanding server workloads
  • DDR3 1866MHz speed delivers PC3-14900 bandwidth for responsive performance
  • ECC LRDIMM design with 4Rx4 rank reduces electrical load for stable operation
  • 5V standard voltage ensures broad DDR3 platform compatibility
  • 240-pin DIMM form factor fits standard server memory slots

32GB DDR3 LRDIMM for servers

This 32GB DDR3 1866MHz ECC LRDIMM is a load-reduced module built for server and workstation platforms that require registered memory. It operates at PC3-14900 speed with a CAS latency of 13 and runs at the standard 1.5V DDR3 voltage. The 4Rx4 organisation suits high-density configurations where maximum capacity per slot is the priority.

Thermals noise and power draw

As a memory module it has no fans and produces no audible noise during operation. Power consumption is determined by the 1.5V operating voltage and the DDR3 interface, so thermal output remains low and consistent with other registered DIMMs of this generation. The load-reduced buffer helps reduce electrical loading on the memory bus without adding measurable heat.

Sustained load behaviour

Under continuous workloads the ECC circuitry detects and corrects single-bit errors to maintain data integrity across extended run times. The load-reduced design keeps signal integrity stable on heavily populated channels, preventing the timing degradation that can appear with standard registered DIMMs at high rank counts. Performance scales with the 1866MHz data rate and CL13 latency without thermal throttling.

Highlights

  • High 32GB capacity supports demanding server workloads
  • DDR3 1866MHz speed delivers PC3-14900 bandwidth for responsive performance
  • ECC LRDIMM design with 4Rx4 rank reduces electrical load for stable operation
  • 5V standard voltage ensures broad DDR3 platform compatibility
  • 240-pin DIMM form factor fits standard server memory slots

Specifications

BrandA-Tech
SeriesCompatible Replacement for Micron
ModelMT72JSZS4G72LZ-1G9E2A7, MT72JSZS4G72LZ-1G9E2A7CE, MT72JSZS4G72LZ-1G9E2C3
Capacity32GB
SpeedDDR3 1866 (PC3 14900)
CAS LatencyCL13
Voltage1.50V
ECCYes
Buffered/RegisteredLoad Reduced
Rank4Rx4
ChipsetMicron Chipset
FeaturesMT72JSZS4G72LZ-1G9E2A7, MT72JSZS4G72LZ-1G9E2A7CE, MT72JSZS4G72LZ-1G9E2C3

Questions about this item

How do I install this 240-pin DDR3 LRDIMM and what step is often missed?

Align the notch on the module with the key in the 240-pin slot, press firmly until both locking tabs click, then verify in BIOS that the server recognises all 32GB at 1866MHz with ECC active.

What maintenance or replacement will this 32GB ECC LRDIMM need over time?

No routine maintenance is required; if a correctable error count rises or the module fails POST, replace the DIMM — otherwise it runs for the life of the server.

What limit appears first when this 1.5V CL13 module runs sustained workloads?

The DDR3 1866MHz bandwidth ceiling and CL13 latency bound throughput before voltage or thermal limits become a factor.

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