The WD formula of success has led the growth of the Red NAS range into higher capacities and expansion into new 2.5-inch solutions. WD now offer a broader, more comprehensive portfolio of NAS hard drives, it is not just about NAS drives any more, it is REDvolutionary. 3.5" Form Factor SATA-III Interface Intellipower = A balance of spin speed, transfer rate designed to save power and maximise performance 64MB Cache Next generation experience Every component, line of code, and product decision was built on WD's passion and determination to deliver the best NAS experience. The next generation of WD Red hard drives delivers on this promise with massive capacity and NASware 2.0, which further improves drive reliability and protects your data in the event of a power loss or power disruption. WD Red Is Ideal for: Specifically designed and tested for small office and home office, 1-5 bay NAS systems, small media servers and PCs with RAID. Experienced in NAS In all the cultures around the world, first impressions are what leave a mark. With superior technology that is driven to impress, WD Red is a reflection of the most extensive NAS partner compatibility-testing list that is available on the market. That means when you buy a NAS enclosure, you can trust that WD Red will be the most compatible drive available. Our pride is in our product and our vision is shared with our customers. Check Compatability HERE NAS for home Take your connected home environment to the next level with a NAS system that is equipped with WD Red hard drives and enjoy streaming your media, backing up your computers, file sharing and managing your digital content faster and easier. WD Red's NASware 2.0 experience with increased compatibility makes sharing from your mobile device, computer, TV, stereo and more an instant gratification. And with capacities now available in 4TB, a 5-bay NAS system can hold close to 20 terabytes of data! NAS for small business Increase the efficiency and productivity of your small business with WD Red hard drives for your 1 to 5 bay NAS system. WD Red comes equipped with NASware 2.0, which increases system compatibility allowing for seamless integration with your existing network infrastructure. Add value to your business by enabling your employees to quickly share their files and back up folders reliably with WD Red NAS hard drives in your NAS solution. Exclusive NASware 2.0 technology WD's exclusive technology, NASware 2.0, makes WD Red thrive in the demanding small-NAS environment. By adding WD Red to your NAS system, not only is everything more efficient and reliable, you get to enjoy a REDvolutionary NAS experience. 3D Active Balance Plus WD's 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. The right choice The right choice for NAS, no other drive is designed specifically for home and small office NAS systems and PCs with RAID. Enhanced reliability Since your NAS system is always on, a highly reliable drive is essential. With a 35% MTBF improvement over standard desktop drives, the WD Red drive with NASware 2.0 is designed and manufactured to be a more reliable and robust solution. NAS compatibility Advanced firmware technology built into every WD Red drive, NASware 2.0 enables seamless integration, robust data protection and optimal performance for systems operating in NAS and RAID environments. The secret is the next-generation technology WD's next generation NASware 2.0 technology improves NAS storage performance by reducing common hard drive concerns in NAS systems. This includes concerns for things like compatibility, integration, upgrade ability, reliability and cost of ownership that are experienced with a hard drive designed for desktop computers. Longer warranty coverage WD Red hard drives are backed by a 3-year limited warranty for greater peace of mind. Energy efficient and money saving WD keep power consumption low, which keeps your NAS system happy, and your wallet too. Lower operating temperatures Reduce your electricity bill and carbon footprint with WD Red drives. Innovative technology reduces power consumption and lowers the operating temperature, resulting in a more reliable and affordable solution for always on 24x7 NAS environments. Need help? WD offer premium support. Every WD Red hard drive comes with our world-class professional support services including a premium dedicated 24/7 support line and a 3-year limited warranty.