Digital storage offerings provider Western Digital has introduced WD Sentine1 DX4000, a complete network storage offering designed to meet the demands of small-to-medium sized businesses (SMBs).

WD Sentinel DX4000 is centralised shared storage and automatic server-based backup and restore for up to 25 devices (PC and Mac) in the network and it includes the Windows Storage Server 2008 R2 Essentials operating system software and the Intel D525 Dual Core Atom CPU.

The network storage offering with capacities including 4 TB and 8 TB lets small business owners expand small office server storage capacity as their business and storage demands grow, offers complete data protection with built-in hardware and software redundancy for all of the connected devices in the network and acts as the "on-premise cloud storage" for the SMB.

With WD Sentinel, users can to connect to a "public cloud" storage provider, which offers small businesses an economical and integrated disaster recovery solution against earthquake, theft and fire or water damage.

WD Sentinel DX4000 provides five levels of data protection for every device on the small office network and is supported by WD Guardian Services.

WD Sentinel comes preconfigured with enterprise-class drives, RAID storage protection, built-in server based backup and recovery software, redundant networking ports and a redundant power option.

WD Sentinel is compatible with Windows XP, Windows Vista, and Windows 7 and also it is compatible with Mac OS X Leopard and Snow Leopard for file sharing among Windows, Mac and Unix/Linux operating systems.

WD Guardian Express offers next-day parts replacement service including shipping and handling costs, WD Guardian Pro offers a one year support agreement with WD service, express parts replacement and priority access to technical support and Guardian Extended Care extends the product warranty from the standard three year warranty to five years.

WD SMB Solutions Group Marketing vice president Thomas Gallivan said the WD Sentinel small office storage server is the ideal storage, backup, and secure remote access offering for any SMB.

"The ability to have centralized storage that is both on-premise and offers secure remote access provides a small business owner and employees the flexibility needed for today’s mobile lifestyle. WD is providing small business owners with a hands-free solution that offers complete data protection and unparalleled peace-of-mind," said Gallivan.