iStarUSA D-400P-7 4U Rackmount Server Case iStarUSA server cases offer the industry’s most effective protection for your business’s critical data. All iStarUSA server cases are made of the most durable, heat-resistant materials to ensure that your data meets the challenges posed by today’s most extreme applications. Each iStarUSA server case undergoes a battery of intensive tests to make sure it will exceed all industry standards for performance and reliability under the harshest circumstances. Established in 1989, iStarUSA has established itself as one of the most innovative forces in the industry, with an extensive product line of top-quality products to meet the ever-changing demands of data-intensive businesses