Western Digital 4TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM SATA 6 Gb/s CMR 64 MB Cache 3.5 - WD40EFRX

- Available in capacities ranging from 1-14TB with support for up to 8 bays - 5400RPM performance class - Supports up to 180 TB/yr workload rate*| * Workload Rate is defined as the amount of user data transferred to or from the hard drive. Workload Rate is annualized (TB transferred ? (8760 / recorded power-on hours)) - NASware firmware for compatibility - Small or medium business NAS systems in a 24x7 environment - 3-year limited warranty - This model uses CMR technology and is being renamed “WD Red Plus” to distinguish it from the current “WD Red” product, which uses SMR technology - During this transition period, WD Red Plus devices may be delivered with a ”WD Red” label, but rest assured the device you are receiving will be the CMR-version of WD Red and can be confirmed by the model number

From the manufacturer

BACKUP AND SHARE

Tackle Intensity with WD Red Plus

For Small or Medium Businesses

24/7 Environment

3D Active Balance Plus

Cooler operations and enhanced reliability

Upgrade to WD Red Pro

Feel the Power of NVMe

Step up to enterprise-class performance

Explore WD Red NAS Solutions

Designed for small or medium-sized businesses ideal for archiving and sharing with up to 14TB and built for up to 8-bays.

Packed with power to handle the small- to medium-sized business NAS environments and increased workloads for SOHO customers, WD Red Plus is ideal for archiving and sharing, as well as RAID array rebuilding on systems using ZFS and other file systems.

Stream, backup, share, and organize your digital content with a NAS and WD Red Plus drives designed to effortlessly share content with the devices at your home or business. NASware 3.0 technology increases your drives’ compatibility with your existing network and devices. For larger businesses with up to 24-bays, count on WD Red Pro drives to deliver exceptional performance.

Since your NAS system is always on, a reliable drive is essential. With an MTBF of up to 1 million hours, the WD Red Plus drive with NASware 3.0 technology is designed for the 24/7 environment.

Helps ensure your data is protected from excessive vibration and noise in a NAS or RAID environment. This dual-plane balance control reduces the degradation of your drive over time.

By reducing power consumption, the operating temperature of your NAS stays cool. With a lower temperature in your system, you can create a more reliable solution for your NAS.

Western Digital, the Western Digital logo, and WD Red are registered marks or marks of Western Digital Corporation or its affiliates in the US and/or other countries. NVMe is a registered mark of NVM Express, Inc. All other marks are the property of their respective owners.

Upgrade to WD Red Pro for up to 24-bay support

Tackle extreme workloads in high-intensity NAS environments with the fast-caching WD Red SN700 NVMe SSD. The drive’s exceptional I/O performance is perfect for larger NAS environments.

Specifically designed for use in enterprise-class storage systems and data centers, the WD Gold Enterprise Class HDD delivers the world-class performance you expect from Western Digital hard drives.