Overview

WD Red 4TB NAS HDD 3.5″ SATA3 5400RPM 256MB Cache – (WD40EFPX)

Features

• 4TB Storage Capacity
• 3.5″ SATA3 Interface
• 5400 RPM Speed
• 256MB Cache
• Ideal for NAS storage devices
• For Small Business and Home Network

Overview

Discover the ultimate storage solution for your network-attached storage with the WD Red 4TB NAS HDD. This 3.5″ SATA3 hard drive boasts 5400RPM and a large 256MB cache, providing lightning-fast performance and smooth, efficient data transfer. With a massive 4TB of storage capacity, you’ll have plenty of space to store all your important files, documents, photos, and videos. Whether you’re running a home media server or managing a small business, the WD Red 4TB NAS HDD is the ideal choice for reliable, efficient data storage.

Designed specifically with medium or large scale business customers in mind, WD Red™ Pro NAS HDDs are available for up to 24-bay NAS systems. Engineered to handle high-intensity workloads in 24×7 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.

Exclusive NASware™ 3.0 Technology

Our exclusive advanced firmware technology, NASware™ 3.0, enables seamless integration, robust data protection and optimal performance for NAS systems operating under heavy demand. Built into every WD Red™ Pro hard drive, NASware 3.0’s advanced technology improves storage performance by increasing compatibility, integration, upgradeability, and reliability.

Built for Optimum NAS Compatibility

WD Red™ Pro drives with NASware™ technology takes the guesswork out of selecting a drive. Optimized for NAS systems, our unique algorithm balances performance and reliability in NAS and RAID environments. Simply put, a WD Red™ Pro drive is one of the most compatible drives available for NAS enclosures. But don’t take our word for it. WD Red™ Pro drives are a reflection of extensive NAS partner technology engagement and compatibility-testing. 

Error Recovery Prevention

Built specifically for RAID and NAS environments, WD Red™ Pro NAS HDDs come equipped with error recovery controls as part of NASware™ 3.0 technology to help reduce drive fallout in RAID applications.

3D Active Balance Plus

Our enhanced dual-plane balance control technology significantly improves the overall drive performance and reliability. Hard drives that are not properly balanced may cause excessive vibration and noise in a multi-drive system, reduce the hard drive life span, and degrade the performance over time.

Features

Capacity – 4TB

Interface – SATA

Form Factor – 3.5″

Cache Size – 256MB

Disk Speed (RPM) – 5400rpm

Compatibility – Designed with CMR technology for small or medium-sized businesses in RAID-optimized NAS systems with up to 8 bays. Perfect for handling increased workloads, including expanded OS compatibility and ZFS.

Recording Technology – CMR

What’s Included

1x WD Red 4TB NAS HDD 3.5″ SATA3 5400RPM 256MB Cache – (WD40EFPX)

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Data Sheet

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