Best Owc2r9d42r4256s 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 2933MHz ECC RDIMM 2Rx4 288-pin Memory RAM

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OWC

OWC 256GB Memory RAM Kit Compatible with HP Apollo 4500 Gen10 4510 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 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered DIMM Memory RAM Module Upgrade compatible with HP Apollo models 4500 Gen10 And 4510 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 P19045-K21 P19045-B21 P00930-H21 P14636-001 P00930-K21 P06192-001 P03053-CA1 P00930-B21 P03053-1A1 P03053-0A1 P14492-B21 P19045-H21.
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OWC

OWC 256GB Memory RAM Kit Compatible with HP Workstation Z8 G4

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 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered DIMM Memory RAM Module Upgrade compatible with HP Workstation model Z8 G4.
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 P19045-K21 P19045-B21 P00930-H21 P14636-001 P00930-K21 P06192-001 P03053-CA1 P00930-B21 P03053-1A1 P03053-0A1 P14492-B21 P19045-H21.
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OWC

OWC 256GB Memory RAM Kit Compatible with HP Workstation Z6 G4 | 256GB (4x64GB) PC4-23400 DDR4 2933MHz ECC Reg 2Rx4 CL21 288-pin DIMM

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 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered DIMM Memory RAM Module Upgrade compatible with HP Workstation model Z6 G4.
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 P19045-K21 P19045-B21 P00930-H21 P14636-001 P00930-K21 P06192-001 P03053-CA1 P00930-B21 P03053-1A1 P03053-0A1 P14492-B21 P19045-H21.
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OWC

OWC 256GB Memory RAM Kit Compatible with HP ProLiant XL270D 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 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered DIMM Memory RAM Module Upgrade compatible with HP ProLiant model XL270d 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 P19045-K21 P19045-B21 P00930-H21 P14636-001 P00930-K21 P06192-001 P03053-CA1 P00930-B21 P03053-1A1 P03053-0A1 P14492-B21 P19045-H21.
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OWC

OWC 256GB Memory RAM Kit Compat with HP ProLiant DL160 Gen10 DL180 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 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered DIMM Memory RAM Module Upgrade compatible with HP ProLiant models DL160 Gen10, DL180 Gen10, DL380 Gen10 Carrier Grade, DX170r Gen10 And XL450 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 P19045-K21 P19045-B21 P00930-H21 P14636-001 P00930-K21 P06192-001 P03053-CA1 P00930-B21 P03053-1A1 P03053-0A1 P14492-B21 P19045-H21.
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OWC

OWC 256GB Memory RAM Kit Compat with HP ProLiant BL460C Gen10 DL325 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 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered DIMM Memory RAM Module Upgrade compatible with HP ProLiant models BL460c Gen10, DL325 Gen10, DL360 Gen10, DL380 Gen10 And DL385 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 P19045-K21 P19045-B21 P00930-H21 P14636-001 P00930-K21 P06192-001 P03053-CA1 P00930-B21 P03053-1A1 P03053-0A1 P14492-B21 P19045-H21.
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OWC

OWC 256GB Memory RAM Kit Compat with HP ProLiant DL560 Gen10 DL580 Gen10 | 256GB (4x64GB) PC4-23400 DDR4 2933MHz ECC Reg 2Rx4 CL21 288-pin DIMM, Also Compat with DX360 Gen10 DX380 Gen10 DX560 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 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered DIMM Memory RAM Module Upgrade compatible with HP ProLiant models DL560 Gen10, DL580 Gen10, DX360 Gen10, DX380 Gen10 And DX560 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 P19045-K21 P19045-B21 P00930-H21 P14636-001 P00930-K21 P06192-001 P03053-CA1 P00930-B21 P03053-1A1 P03053-0A1 P14492-B21 P19045-H21.
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OWC

OWC 256GB Memory RAM Kit Compat with HP Cloudline CL2600 Gen10 CL3100 Gen10 | 256GB (4x64GB) PC4-23400 DDR4 2933MHz ECC Reg 2Rx4 CL21 288-pin DIMM, Also Compat with CL4100 GEN10 CL5800 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 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered DIMM Memory RAM Module Upgrade compatible with HP Cloudline models CL2600 Gen10, CL3100 Gen10, CL4100 Gen10 And CL5800 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 P19045-K21 P19045-B21 P00930-H21 P14636-001 P00930-K21 P06192-001 P03053-CA1 P00930-B21 P03053-1A1 P03053-0A1 P14492-B21 P19045-H21.
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OWC

OWC 256GB Memory RAM Kit Compat with Cisco C480 ML M5 HX220c M5 HX240c M5

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 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered DIMM Memory RAM Module Upgrade compatible with Cisco models HX220c M5, HX240c M5, HXAF220c M5, HX-E-220M5SX And C480 ML M5.
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 HX‐MR‐X64G2RT‐H, HX‐SP‐M64G2‐RTH, UCS‐MR‐X64G2RT‐H and UCS‐MR‐X64G2RT‐HS.
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OWC

OWC 256GB (4x64GB) DDR4 2933MHz ECC RDIMM 2Rx4 288-pin Memory RAM

Details & specs
Check Price
on Amazon.com
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 Owc2r9d42r4256s deals are available from: Amazon, starting from $2,310.68.

The lowest price we found is $2,310.68 while the highest is $2,310.68. Prices for the best Owc2r9d42r4256s deals average at $2,310.68.