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Best WD Red Pro Wd181kfgx Deals of Nov 2026

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

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Western Digital

Western Digital 18TB WD Red Pro NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, CMR, 512 MB Cache, 3.5" - WD181KFGX

Capacity: 18 TB, providing ample space for storing large amounts of data in commercial and enterprise NAS environments

Cache Size: 512MB, allowing for faster data access and improved performance

Transfer Rate: up to 285 MB/s, ensuring quick and efficient data transfer

Form Factor: 3.5-inch, designed for use in multi-bay RAID-optimized NAS systems

Premium price: higher than 93% of Internal Hard Drives

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Western Digital

Western Digital 18TB WD Red Pro NAS WD181KFGX 7200 RPM SATA 6 Gb/s CMR 256 MB Cache 3.5" Internal Hard Drive HDD (Renewed)

High Capacity Storage: 18TB of digital storage capacity for multimedia, business, and personal use.

Reliable Performance: 7200 RPM rotational speed and 256MB cache memory ensure fast data access and transfer.

Compatible Connectivity: SATA 6Gb/s interface for seamless integration with desktop computers and other devices.

Robust Design: 3.5-inch form factor with durable construction for portable use.

Western Digital Brand: Trusted brand known for quality hard drives and data storage solutions.

Premium price: higher than 90% of Internal Hard Drives

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Western Digital

Western Digital 12TB WD Red Pro NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, CMR, 512 MB Cache, 3.5" - WD122KFBX

Available in capacities ranging from 2 to 24TB(1) | (1) 1GB = 1 billion bytes and 1TB = 1 trillion bytes. Actual user capacity may be less depending on operating environment.

For RAID-optimized NAS systems with unlimited number of bays

Rated for 550TB/yr workload rate(2) | (2) Annualized Workload Rate = TB transferred x (8760 / recorded power-on hours). The maximum rated workload is specified for operating at typical temperature of 40C. Workload Rate will vary depending on your hardware and software components and configurations.

Designed to handle the demands of high-intensity 24x7 multi-user NAS environments

Western Digital partners with a wide range of NAS system vendors for extensive testing to ensure compatibility with most NAS enclosures

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Western Digital

Western Digital 16TB WD Red Pro NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, CMR, 512 MB Cache, 3.5" - WD161KFGX

Available in capacities ranging from 2 to 22TB(1) | (1) 1GB = 1 billion bytes and 1TB = 1 trillion bytes. Actual user capacity may be less depending on operating environment.

For RAID-optimized NAS systems with unlimited number of bays

Rated for 550TB/yr workload rate(2) | (2) Annualized Workload Rate = TB transferred x (8760 / recorded power-on hours). The maximum rated workload is specified for operating at typical temperature of 40C. Workload Rate will vary depending on your hardware and software components and configurations.

Designed to handle the demands of high-intensity 24x7 multi-user NAS environments

Western Digital partners with a wide range of NAS system vendors for extensive testing to ensure compatibility with most NAS enclosures

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Western Digital

WESTERN DI - WD Red PRO Nas Hard Drive WD181KFGX - HD - 6176921

Digital Storage Capacity: 18.0 GB hard drive with 18.0 TB total capacity

3.5-Inch Form Factor: Compact 3.5-inch hard drive for desktop computers

SATA Connectivity: SATA interface for fast data transfer

Rotational Speed: 7200 RPM for quick access to files

Portable Design: Compact hard drive that can be easily transported

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Top Rated

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Western Digital

Western Digital 10TB WD Red Pro NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, CMR, 512 MB Cache, 3.5" - WD103KFBX

Available in capacities ranging from 2 to 24TB(1) | (1) 1GB = 1 billion bytes and 1TB = 1 trillion bytes. Actual user capacity may be less depending on operating environment.

For RAID-optimized NAS systems with unlimited number of bays

Rated for 550TB/yr workload rate(2) | (2) Annualized Workload Rate = TB transferred x (8760 / recorded power-on hours). The maximum rated workload is specified for operating at typical temperature of 40C. Workload Rate will vary depending on your hardware and software components and configurations.

Designed to handle the demands of high-intensity 24x7 multi-user NAS environments

Western Digital partners with a wide range of NAS system vendors for extensive testing to ensure compatibility with most NAS enclosures

Premium price: higher than 68% of Internal Hard Drives

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Western Digital

Western Digital WD Red Pro Internal Hard Drive 18 TB CMR 3.5 inch SATA 7200 RPM 512MB NAS WD181KFGX-AJP Eco Package

Writing Method: CMR

Rotational Speed: 7200RPM

Warranty: 5 years

(Amazon.co.jp Exclusive) Delivered in an environmentally friendly packaging

Premium price: higher than 93% of Internal Hard Drives

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Western Digital

WD Red Pro 18TB NAS 3.5" Internal Hard Drive - 7200 RPM Class, SATA 6 Gb/s, CMR, 512MB Cache

Designed specifically with medium or large scale business customers in mind, WD Red Pro drives are available for up to 24-bay NAS systems.

Engineered to handle high-intensity workloads in 24x7 environments, WD Red Pro is ideal for archiving and sharing, as well as RAID array rebuilding on extended operating systems such as ZFS or other file systems.

These drives add value to your business by enabling your employees to quickly share their files and back-up folders reliably in your NAS solution.

7200RPM performance class and 5-year limited warranty

Available in capacities ranging from 2-22TB with support for up to 24 bays

Supports up to 300TB/yr workload rate

Enhanced reliability with 3D Active Balance Plus technology and error recovery controls with NASware 3.0 technology

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Western Digital

Western Digital 20TB WD Red Pro NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, CMR, 512 MB Cache, 3.5" - WD201KFGX

Available in capacities ranging from 2 to 22TB(1) | (1) 1GB = 1 billion bytes and 1TB = 1 trillion bytes. Actual user capacity may be less depending on operating environment.

For RAID-optimized NAS systems with unlimited number of bays

Rated for 550TB/yr workload rate(2) | (2) Annualized Workload Rate = TB transferred x (8760 / recorded power-on hours). The maximum rated workload is specified for operating at typical temperature of 40C. Workload Rate will vary depending on your hardware and software components and configurations.

Designed to handle the demands of high-intensity 24x7 multi-user NAS environments

Western Digital partners with a wide range of NAS system vendors for extensive testing to ensure compatibility with most NAS enclosures

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Best Seller

Best Price

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Western Digital

Western Digital 22TB WD Red Pro NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, CMR, 512 MB Cache, 3.5" - WD221KFGX

Available in capacities ranging from 2 to 22TB(1) | (1) 1GB = 1 billion bytes and 1TB = 1 trillion bytes. Actual user capacity may be less depending on operating environment.

For RAID-optimized NAS systems with unlimited number of bays

Rated for 550TB/yr workload rate(2) | (2) Annualized Workload Rate = TB transferred x (8760 / recorded power-on hours). The maximum rated workload is specified for operating at typical temperature of 40C. Workload Rate will vary depending on your hardware and software components and configurations.

Designed to handle the demands of high-intensity 24x7 multi-user NAS environments

Western Digital partners with a wide range of NAS system vendors for extensive testing to ensure compatibility with most NAS enclosures

Premium price: higher than 93% of Internal Hard Drives

PriceRank

Cheapest on the left, priciest on the right

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Our #1 Pick Today

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Western Digital

Western Digital 18TB WD Red Pro NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, CMR, 512 MB Cache, 3.5" - WD181KFGX

Capacity: 18 TB, providing ample space for storing large amounts of data in commercial and enterprise NAS environments

Cache Size: 512MB, allowing for faster data access and improved performance

Transfer Rate: up to 285 MB/s, ensuring quick and efficient data transfer

Form Factor: 3.5-inch, designed for use in multi-bay RAID-optimized NAS systems

Premium price: higher than 93% of Internal Hard Drives

PriceRank

Cheapest on the left, priciest on the right

Details & specs

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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 WD Red Pro Wd181kfgx deals are available from: Amazon, starting from $509.99.

The biggest discount we found is 12% on Western Digital 18TB WD Red Pro NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, CMR, 512 MB Cache, 3.5" - WD181KFGX (WD181KFGX-SPAFPN0) at Amazon.

The lowest price we found is $509.99 while the highest is $1,299.99. Prices for the best WD Red Pro Wd181kfgx deals average at $813.73.

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

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