M/B size: EATX/ATX/MicroATX/Mini-ITX ^^
Drive Bays: 24 * hot swap 3.5 SATA/SAS ( 2.5" compatible) screwless (with keylock door) ^^
Cooling System: 3*12038 Hot-Swap PWM Fans with shroud
max fan speed: 5000 rpm + 2 x 8cm at rear (option) ^^
Expansion Slots: 8x full height ^^
PSU: Supports standard ATX power supply and CRPS redundant PSU ^^
Cable: include 6pcs reversed SFF-8643 male to 4xSATA 7pin Female ^^
Backplane: MiniSAS (SFF-8643) HDD Backplane ^^ 4U server rackmount case depth=650mm ( 25.6 ') not include handle ^^
Note: Due to the heavy server chassis, for the safety concern the rail cannot fully extend. Remove the chassis with the inner rail from cabinet if need open the top cover. How to install the rail with chassis on cabinet step 1Install the inner rails onto the chassis. sep 2) Install the outer rails onto the rack. step 3) Slide the chassis (with inner rails attached) into the outer rails on the rack. ^^ Doorwith keylock lock door