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Best Owc2r4d44r4256p Deals of Nov 2026

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

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OWC

OWC 256GB (2x128GB) DDR4 2400MHz ECC RDIMM 4Rx4 288-pin Memory RAM | PC4-19200, ECC Registered, 4Rx4, 1.2V, CL17, Compatible with Select Workstations, Servers, and NAS Systems

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 memory.

OWC 256GB UPGRADE: Consists of 2pcs of 128GB DDR4 2400MHz PC4-19200 CL17 4RX4 ECC Registered RDIMM 1.2V 288-pin Memory Modules

100% COMPLIANT: With JEDEC Standard Specifications, ROHS Compliant, Warranty Safe Upgrade. Designed and Tested to Meet or Exceed all Manufacturer OEM Specs

MAXIMIZE YOUR SERVER: With OWC's ECC Registered Server Memory, Our RAM upgrades will extend the life of your old infrastructure or save money when building a new one

INDUSTRY LEADING: Consumer Friendly Advanced Replacement Program and Limited Lifetime Warranty, which Includes Free Tech Support by Other World Computing

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OWC

OWC Envoy Ultra 4TB Thunderbolt 5 Portable NVMe SSD Storage Solution | Over 6000MB/s - Compatible with Thunderbolt 4/3 and USB4 - Integrated Thunderbolt 5 Cable - Weatherproof IP67 Protection

Capacity: 4000 GB

Speed: 6000 MB/s

Interface: Thunderbolt 5

Connector: USB-C

Form Factor: Ruggedmost common

Features: Shock Resistant, Drop Proof, Built-In Cable, Aluminum Body

Works With: Windows PCmost common, Mac, iPad, Chromebook

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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

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 memory.

OWC 256GB UPGRADE: Consists of 4pcs of 64GB DDR4 3200MHz PC4-25600 CL22 2RX4 ECC Registered RDIMM 1.2V 288-pin Memory Modules

100% COMPLIANT: With JEDEC Standard Specifications, ROHS Compliant, Warranty Safe Upgrade. Designed and Tested to Meet or Exceed all Manufacturer OEM Specs

MAXIMIZE YOUR SERVER: With OWC's ECC Registered Server Memory, Our RAM upgrades will extend the life of your old infrastructure or save money when building a new one

INDUSTRY LEADING: Consumer Friendly Advanced Replacement Program and Limited Lifetime Warranty, which Includes Free Tech Support by Other World Computing

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OWC

OWC 256GB (4x64GB) DDR5 5600MHz ECC RDIMM 2Rx4 288-pin Memory RAM | PC5-44800, ECC Registered, 2Rx4, 1.1V, CL46, Compatible with Select Workstations, Servers, and NAS Systems

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 DDR5 5600 PC5-44800 CL46 2Rx4 288-pin 1.1V ECC Registered DIMM Memory RAM Module Upgrade Kit for Select Workstations or Servers.

100% COMPLIANT: JEDEC-Standard and ROHS Compliant. Warranty-Safe Upgrade. Designed and Tested to Meet or Exceed all Manufacturer OEM Specs.

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.

INDUSTRY LEADING: Consumer-friendly Advanced Replacement Program and Limited Lifetime Warranty, which includes Free Tech Support by Other World Computing.

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OWC

OWC 128GB (4x32GB) DDR4 3200MHz Non-ECC DIMM 288-pin Memory RAM | PC4-25600, Non-ECC Unbuffered, 2Rx8, 1.2V, CL22, Compatible with Select Desktops

OWC 128GB UPGRADE: Consists of 4pcs of 32GB DDR4 3200MHz PC4-25600 CL22 2RX8 Non ECC Unbuffered UDIMM 1.2V 288-pin Memory Modules

100% COMPLIANT: With JEDEC Standard Specifications, ROHS Compliant, Warranty Safe Upgrade. Designed and Tested to Meet or Exceed all Manufacturer OEM Specs

INCREASED PERFORMANCE: Memory Upgrades are the Most Effective and Easy Way to Boost your PC's Performance

INDUSTRY LEADING: Consumer Friendly Advanced Replacement Program and Limited Lifetime Warranty, which Includes Free Tech Support by Other World Computing

EASY INSTALLATION: In Most Cases Installing Memory is an Easy DIY project. Watch our OWC Basic Installation Video for help.

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OWC

OWC Express 1M2 80G 4TB USB4 80Gb/s Portable NVMe SSD Storage Solution | Over 6000MB/s - Bus-Powered - Compatible with USB4/Thunderbolt - Solid Aluminum Silently Cools and Protects

Capacity: 4000 GB

Speed: 6000 MB/s

Interface: Thunderbolt 5

Connector: USB-C

Form Factor: M.2 Enclosure

Features: Heatsink Cooling

Works With: Windows PC, Mac, iPad, Chromebook

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OWC

OWC ThunderBay 4 0TB Thunderbolt 40Gb/s Four-Bay Storage Enclosure | Add up to four 3.5-inch or 2.5-inch SATA drives - Up to 1527MB/s - Software RAID Compatible

4-Drive SSD Storage Solution with Dual Thunderbolt 3 Ports

Up to 1527MB/s sustained performance

Works with 3.5" or 2.5" drives — no adapter needed

User configurable in RAID 0/1/4/5/1+0 (10)

Ultra quiet, heat dissipating aluminum chassis

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OWC

30 Day Low Price

OWC 256GB (8x32GB) DDR4 2666MHz Non-ECC DIMM 288-pin Memory RAM | PC4-21300, Non-ECC Unbuffered, 2Rx8, 1.2V, CL19, Compatible with Select Desktops

OWC 256GB UPGRADE: Consists of 8pcs of 32GB DDR4 2666MHz PC4-21300 CL19 2RX8 Non ECC Unbuffered UDIMM 1.2V 288-pin Memory Modules

100% COMPLIANT: With JEDEC Standard Specifications, ROHS Compliant, Warranty Safe Upgrade. Designed and Tested to Meet or Exceed all Manufacturer OEM Specs

INCREASED PERFORMANCE: Memory Upgrades are the Most Effective and Easy Way to Boost your PC's Performance

INDUSTRY LEADING: Consumer Friendly Advanced Replacement Program and Limited Lifetime Warranty, which Includes Free Tech Support by Other World Computing

EASY INSTALLATION: In Most Cases Installing Memory is an Easy DIY project. Watch our OWC Basic Installation Video for help.

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OWC

OWC Mercury Elite Pro Quad 0TB USB-C 10Gb/s RAID Storage Enclosure | Add up to four 2.5/3.5-inch SATA drives - Up to 1014MB/s - Supports software RAID

The Mercury Elite Pro Quad's powerful USB-C interface delivers USB 3.2 (10Gb/s) bandwidth and works with any USB-C or Thunderbolt 3 equipped Mac or Windows PC. Simply connect the Mercury Elite Pro Quad via the included USB-C cable to experience next-level performance.

PERFORMANCE: Up to 947MB/s

Four universal drive bays for 2.5" and 3.5" drives

SOFTRAID NOT INCLUDED

1 Year OWC Limited Warranty

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OWC

OWC Express 4M2 USB4 40Gb/s Four Slot NVMe M.2 SSD Enclosure with SoftRAID | Four NVMe M.2 2230/2242/2280 slots - Up to 3200MB/s - Connects to Thunderbolt 5/4/3 and USB-C 10Gb/s - SoftRAID included

Highly Capable: Up to 3200MB/s real-world performance

Highly Compatible: Use with USB4, Thunderbolt, and USB-C Macs and PCs

Highly Reliable: Aircraft grade aluminum offers rugged protection of installed SSDs plus effective heat dissipation to keep everything cool for consistent top speed

Near Silent Operation: Engineered with smart, adaptive fans that activate only when needed or under heavy load, making it ideal for uninterrupted creative focus

DIY easy: Use your choice of NVMe M.2 2230, 2242, or 2280 SSDs

Built for RAID: Certain models include OWC SoftRAID; the fastest and most flexible RAID 0/1/4/5/1+0 (10) tool. Also supports Apple Disk Utility RAID, Windows Disk Management RAID, and Windows Storage Spaces

Complete: Includes USB-C 40Gb/s cable

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Our #1 Pick Today

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OWC

OWC 256GB (2x128GB) DDR4 2400MHz ECC RDIMM 4Rx4 288-pin Memory RAM | PC4-19200, ECC Registered, 4Rx4, 1.2V, CL17, Compatible with Select Workstations, Servers, and NAS Systems

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 memory.

OWC 256GB UPGRADE: Consists of 2pcs of 128GB DDR4 2400MHz PC4-19200 CL17 4RX4 ECC Registered RDIMM 1.2V 288-pin Memory Modules

100% COMPLIANT: With JEDEC Standard Specifications, ROHS Compliant, Warranty Safe Upgrade. Designed and Tested to Meet or Exceed all Manufacturer OEM Specs

MAXIMIZE YOUR SERVER: With OWC's ECC Registered Server Memory, Our RAM upgrades will extend the life of your old infrastructure or save money when building a new one

INDUSTRY LEADING: Consumer Friendly Advanced Replacement Program and Limited Lifetime Warranty, which Includes Free Tech Support by Other World Computing

Details & specs

Compare

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 Owc2r4d44r4256p deals are available from: Amazon, starting from $249.99.

The biggest discount we found is 11% on OWC Express 4M2 USB4 40Gb/s Four Slot NVMe M.2 SSD Enclosure with SoftRAID | Four NVMe M.2 2230/2242/2280 slots - Up to 3200MB/s - Connects to Thunderbolt 5/4/3 and USB-C 10Gb/s - SoftRAID included (OWCUS4EXP4M2S) at Amazon.

The lowest price we found is $249.99 while the highest is $12,138.96. Prices for the best Owc2r4d44r4256p deals average at $2,245.34.

Compare prices across stores, find real deals, and get an email when the products you want drop in price.

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