Best Owc3r2d42r4256s Deals of Nov 2026

Updated November 10, 2026Our site contains affiliate links for which we may be compensated.
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OWC

OWC 256GB (4x64GB) DDR4 3200MHz ECC RDIMM 2Rx4 288-pin Memory RAM | PC4-25600, ECC Registered, 2Rx4, 1.2V, CL22, Compatible with Select Workstations, Servers, and NAS Systems

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OWC

OWC 256GB Memory RAM Kit Compatible with Cisco UCS C4200

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OWC

OWC 256GB Memory RAM Kit Compatible with Dell PowerEdge XE8545

ECC REGISTERED UPGRADE: This type of memory is used in Workstations and Servers. It will NOT be compatible with standard desktop computers. Also, it cannot be mixed with UNBUFFERED -or- ECC LOAD REDUCED memory.
OWC 256GB UPGRADE: Consists of 4pcs of 64GB DDR4 3200 PC4-25600 CL22 2Rx4 288-pin 1.2V ECC Registered DIMM Memory RAM Module Upgrade compatible with PowerEdge model XE8545.
INDUSTRY LEADING: Consumer-friendly Advanced Replacement Program and Limited Lifetime Warranty, which includes Free Tech Support by Other World Computing.
MAXIMIZE YOUR SERVER: With OWC's ECC Registered Server Memory, you will extend the life of your old infrastructure or save money when building a new one.
Replacement for Dell part numbers 370‐AEVP AA783423 AA799110 AA810828 AB214253 P2MYX SNPP2MYXC/64G SNPP2MYXC/64VXR.
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OWC

OWC 256GB Memory RAM Kit Compatible with HP Apollo 4200 Gen10 Plus

ECC REGISTERED UPGRADE: This type of memory is used in Workstations and Servers. It will NOT be compatible with standard desktop computers. Also, it cannot be mixed with UNBUFFERED -or- ECC LOAD REDUCED memory.
OWC 256GB UPGRADE: Consists of 4pcs of 64GB DDR4 3200 PC4-25600 CL22 2Rx4 288-pin 1.2V ECC Registered DIMM Memory RAM Module Upgrade compatible with HP Apollo model 4200 Gen10 Plus.
INDUSTRY LEADING: Consumer-friendly Advanced Replacement Program and Limited Lifetime Warranty, which includes Free Tech Support by Other World Computing.
MAXIMIZE YOUR SERVER: With OWC's ECC Registered Server Memory, you will extend the life of your old infrastructure or save money when building a new one.
Replacement for HP part numbers P43170-B21 P06035-B21 P06035-H21 P07650-B21 P07650-H21 P07650-K21 P25205-B21.
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OWC

OWC 256GB Memory RAM Kit Compatible with HP ProLiant DL325 Gen10 Plus V2

ECC REGISTERED UPGRADE: This type of memory is used in Workstations and Servers. It will NOT be compatible with standard desktop computers. Also, it cannot be mixed with UNBUFFERED -or- ECC LOAD REDUCED memory.
OWC 256GB UPGRADE: Consists of 4pcs of 64GB DDR4 3200 PC4-25600 CL22 2Rx4 288-pin 1.2V ECC Registered DIMM Memory RAM Module Upgrade compatible with HP ProLiant models DL325 Gen10 Plus v2, DL345 Gen10 Plus, DL360 Gen10 Plus, DL365 Gen10 Plus And DL380 Gen10 Plus.
INDUSTRY LEADING: Consumer-friendly Advanced Replacement Program and Limited Lifetime Warranty, which includes Free Tech Support by Other World Computing.
MAXIMIZE YOUR SERVER: With OWC's ECC Registered Server Memory, you will extend the life of your old infrastructure or save money when building a new one.
Replacement for HP part numbers P43170-B21 P06035-B21 P06035-H21 P07650-B21 P07650-H21 P07650-K21 P25205-B21.
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OWC

OWC 256GB Memory RAM Kit Compatible with HP Simplivity 380 Gen10

ECC REGISTERED UPGRADE: This type of memory is used in Workstations and Servers. It will NOT be compatible with standard desktop computers. Also, it cannot be mixed with UNBUFFERED -or- ECC LOAD REDUCED memory.
OWC 256GB UPGRADE: Consists of 4pcs of 64GB DDR4 3200 PC4-25600 CL22 2Rx4 288-pin 1.2V ECC Registered DIMM Memory RAM Module Upgrade compatible with HP SimpliVity model 380 Gen10.
INDUSTRY LEADING: Consumer-friendly Advanced Replacement Program and Limited Lifetime Warranty, which includes Free Tech Support by Other World Computing.
MAXIMIZE YOUR SERVER: With OWC's ECC Registered Server Memory, you will extend the life of your old infrastructure or save money when building a new one.
Replacement for HP part numbers P43170-B21 P06035-B21 P06035-H21 P07650-B21 P07650-H21 P07650-K21 P25205-B21.
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OWC

OWC 256GB Memory RAM Kit Compat with HP ProLiant DL385 Gen10 Plus

ECC REGISTERED UPGRADE: This type of memory is used in Workstations and Servers. It will NOT be compatible with standard desktop computers. Also, it cannot be mixed with UNBUFFERED -or- ECC LOAD REDUCED memory.
OWC 256GB UPGRADE: Consists of 4pcs of 64GB DDR4 3200 PC4-25600 CL22 2Rx4 288-pin 1.2V ECC Registered DIMM Memory RAM Module Upgrade compatible with HP ProLiant models DL385 Gen10 Plus, DL385 Gen10 Plus v2, DX360 Gen10 Plus And DX385 Gen10 Plus.
INDUSTRY LEADING: Consumer-friendly Advanced Replacement Program and Limited Lifetime Warranty, which includes Free Tech Support by Other World Computing.
MAXIMIZE YOUR SERVER: With OWC's ECC Registered Server Memory, you will extend the life of your old infrastructure or save money when building a new one.
Replacement for HP part numbers P43170-B21 P06035-B21 P06035-H21 P07650-B21 P07650-H21 P07650-K21 P25205-B21.
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OWC

OWC 256GB Memory RAM Kit Compatible with Supermicro Motherboard H12SSL-CT

ECC REGISTERED UPGRADE: This type of memory is used in Workstations and Servers. It will NOT be compatible with standard desktop computers. Also, it cannot be mixed with UNBUFFERED -or- ECC LOAD REDUCED memory.
OWC 256GB UPGRADE: Consists of 4pcs of 64GB DDR4 3200 PC4-25600 CL22 2Rx4 288-pin 1.2V ECC Registered DIMM Memory RAM Module Upgrade compatible with Supermicro Motherboard models H12SSL-CT, H12SSL-NT, H12SSW-iNR And H12SSW-NTR.
INDUSTRY LEADING: Consumer-friendly Advanced Replacement Program and Limited Lifetime Warranty, which includes Free Tech Support by Other World Computing.
MAXIMIZE YOUR SERVER: With OWC's ECC Registered Server Memory, you will extend the life of your old infrastructure or save money when building a new one.
Replacement for Supermicro part numbers MEM‐DR464L‐CL02‐ER32 MEM‐DR464L‐CL03‐ER32 MEM-DR464L-CL05-ER32 MEM‐DR464L‐HL02‐ER32 MEM‐DR464L‐HL03‐ER32 MEM‐DR464L‐SL01‐ER32 MEM‐DR464L‐SL02‐ER32 MEM‐DR464MC‐ER32.
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OWC

OWC 256GB Memory RAM Kit Compatible with Cisco UCS B200 M6 C125 M5 C220 M6

ECC REGISTERED UPGRADE: This type of memory is used in Workstations and Servers. It will NOT be compatible with standard desktop computers. Also, it cannot be mixed with UNBUFFERED -or- ECC LOAD REDUCED memory.
OWC 256GB UPGRADE: Consists of 4pcs of 64GB DDR4 3200 PC4-25600 CL22 2Rx4 288-pin 1.2V ECC Registered DIMM Memory RAM Module Upgrade compatible with Cisco UCS models B200 M6, C125 M5, C220 M6, C240 M6 And C245 M6.
INDUSTRY LEADING: Consumer-friendly Advanced Replacement Program and Limited Lifetime Warranty, which includes Free Tech Support by Other World Computing.
MAXIMIZE YOUR SERVER: With OWC's ECC Registered Server Memory, you will extend the life of your old infrastructure or save money when building a new one.
Replacement for Cisco part numbers UCS‐MR‐X64G2RW, UCS-MR-X64G2RW-M and UCSX‐MR‐X64G2RW.
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OWC

OWC 256GB (4x64GB) DDR4 3200MHz ECC RDIMM 2Rx4 288-pin Memory RAM | PC4-25600, ECC Registered, 2Rx4, 1.2V, CL22, Compatible with Select Workstations, Servers, and NAS Systems

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Disclaimer: While we make every effort to ensure accuracy, we cannot guarantee that all product specifications, pricing, discounts, and details are complete or error-free. Because information is subject to change, we recommend verifying all details directly with the retailer prior to making a purchase. As an Amazon Associate, we earn from qualifying purchases.

10 Owc3r2d42r4256s deals are available from: Amazon, starting from $1,349.99.

The lowest price we found is $1,349.99 while the highest is $2,310.68. Prices for the best Owc3r2d42r4256s deals average at $2,214.61.