DAGE104UTL-MS is an external 1U-4 bay trayless hot-swappable SAS/SATA rackmount disk array storage chassis. It provides users a most big storage capacity for up to 4 hard drives for RAID configurations in 1U form factor. This 1U-4 bay external SAS/SATA JBOD is designed with a high quality miniSAS (SFF8088) connectors. Two 40mm ball bearing fans offer long lasting and enhanced thermal cooling solution. DAGE104UTL-MS provides maximum storage and performance to high density storage system.