The iStarUSA D-400L-7 4U Rackmount Server Chassis Case is a reliable and sturdy server case designed for professional use. With a rack unit height of 4U and a rack depth of 27 inches, this chassis provides ample space for ATX and E-ATX motherboards. The 7 bays offer plenty of room for multiple hard drives, while the included 8" monitor allows for easy server management. With its durable construction and rack unit width of 19 inches, this server case is perfect for organizing and housing server equipment in a professional setting.