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Four green DDR3L RDIMM sticks with gold contacts and black chips

OWC

OWC 32GB (4x8GB) DDR3L 1333 ECC Registered RDIMM Server RAM

SKU CH-NHCF-3TNS1

A 32 GB kit of four 8 GB DDR3L 1333 ECC registered RDIMMs for servers and workstations

  • Capacity32GB (4 x 8GB)
  • Type240-Pin DDR3L ECC RDIMM
  • SpeedDDR3L 1333 (PC3L 10600)
  • CAS LatencyCL9
  • Voltage1.35V
  • ECCYes

Capacity 32GB (4 x 8GB)

Rank 2Rx4

  • ECC registered design prevents data errors in critical workloads
  • 32GB total capacity across four 8GB modules for multi-channel bandwidth
  • DDR3L 1333 speed at 1.35V reduces power draw versus standard DDR3
  • 240-pin RDIMM form factor fits compatible server and workstation boards
  • JEDEC and RoHS compliant for warranty-safe upgrades

Server memory kit for ECC registered systems

This 32 GB kit contains four 8 GB DDR3L 1333 modules built to JEDEC PC3L-10600 CL9 specifications. The registered ECC design targets workstations, servers, NAS appliances and routers that require error-correcting buffered memory.

Low-voltage DDR3L operation at 1.35 V

Running at 1.35 volts reduces power draw and heat compared with standard 1.5 V DDR3, helping dense server chassis stay within thermal limits. No heat spreaders are fitted, so airflow across the bare modules handles cooling in normal use.

Quad-channel 2Rx4 layout for registered platforms

The 2Rx4 organisation across four DIMMs lets compatible chipsets interleave memory channels for higher bandwidth. Systems that only accept unbuffered DIMMs or lack registered ECC support cannot use this kit.

Highlights

  • ECC registered design prevents data errors in critical workloads
  • 32GB total capacity across four 8GB modules for multi-channel bandwidth
  • DDR3L 1333 speed at 1.35V reduces power draw versus standard DDR3
  • 240-pin RDIMM form factor fits compatible server and workstation boards
  • JEDEC and RoHS compliant for warranty-safe upgrades

Specifications

BrandOWC
Part Number1R3T32R4032S
Capacity32GB (4 x 8GB)
Type240-Pin DDR3L ECC RDIMM
SpeedDDR3L 1333 (PC3L 10600)
CAS LatencyCL9
Voltage1.35V
ECCYes
Buffered/RegisteredRegistered
Rank2Rx4
Multi-channel KitDual Channel Kit
Heat SpreaderNo

Other versions of this model

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Questions about this item

How do I install these 240-pin DDR3L RDIMMs and what step is often missed?

Power down the server, open the chassis, align each module’s notch with the 240-pin slot key, press firmly until both retention clips click, then verify in BIOS that all 32GB are detected at 1.35V — the step most people skip is confirming the voltage and ECC registered mode in firmware.

What maintenance or replacement will this 4x8GB kit need over time?

No routine maintenance is required; the modules have no heat spreaders or moving parts. If a DIMM fails, replace the individual 8GB stick — ECC correction masks single-bit errors, but persistent multi-bit faults mean that module must be swapped.

What limit appears first when this DDR3L 1333 CL9 kit runs sustained workloads?

The 1333 MT/s data rate and CL9 latency set the throughput ceiling; under continuous load the memory controller hits bandwidth saturation before thermal limits, since the 1.35V modules run cool without spreaders.

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