The Tripp Lite SR12UBEXPNDKD 12U 4-Post Standard-Depth Open Frame SmartRack boasts a maximum load capacity of 1000 lbs (453.6 kgs) and can securely hold 12U of 19 in. rack equipment up to 36 in. deep. Constructed with heavy-duty steel, this rack is built to withstand the test of time. With easy assembly using included hardware and toolless button mounting for PDUs, this floor-standing open-frame 4-post rack is an ideal choice for storing and organizing equipment in small offices, retail locations, and other secure IT areas with limited floor space. Plus, this product comes with a 5-year limited warranty for added peace of mind.