Professional solutions - Designed specifically with SMB customers in mind, WD Red Pro drives are available for up to 24 bay medium to large NAS environments. Engineered to handle increased workloads from your business, WD Red Pro drives are extensively tested and carry a long 5-year limited warranty. - NAS for Big Business. - Increase the efficiency and productivity of your business with WD Red Pro drives - available for up to 24 bay NAS systems WD Red Pro drives come equipped with NASwareTM 3.0 technology 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 Pro NAS hard drives 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 for optimum NAS compatibility - Desktop drives aren't purpose-built for NAS. But WD Red ProTM drives with NASwareTM 3.0 technology are purpose-built for NAS. Our exclusive technology takes the guesswork out of selecting a drive and 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 medium to large NAS enclosures. But don't take our word for it. WD Red Pro drives are a reflection of an extensive NAS partner technology engagement and compatibility-testing resulting in a leading compatibility list for NAS systems - Larger NAS Bay Shock Protection - WD Red ProTM drives are equipped with a multi-axis shock sensor that automatically detects subtle shock events and dynamic fly height technology which adjusts each read-write function to compensate and protect the data.