HP / Compaq 3rd Party 395473-B21 500GB 3.5" Internal 7.2K 3Gbps SATA Hard Drive Kit -

Capacity: 500GB
Spindle Speed: 7,200RPM
Interface Type: SATA
Disk Size: 3.5"x1.0" (Low Profile Hard Drive)
Electrical Interface Speed: SATA 300 - 3.0Gbps
On-Board Cache: 8MB

Compatible with the following Compaq Proliant® systems using 3.5" disks (this list is not all inclusive): DL140 G2 , DL140 G3 , DL145 G2 , DL145 G3 , DL160 G5 , DL180 G5 , DL320 G3 , DL320 G4 , DL320 G5 , DL320 G5p , DL360 G4p , ML110 G3 , ML150 G3 , ML310 G2 , ML310 G3 , ML310 G4 , ML310 G5 , ML350 G4p , ML350 G5