Specifications

The Dell PowerEdge T420 is a 5U, 2-socket, rackable tower server. For additional system views and
features, see the Dell PowerEdge T420 Systems Owner’s Manual on Support.Dell.com/Manuals.
Table 4 lists the possible chassis configurations available for the T420.
Number of
drive bays
Drive types
Controller
Front
control
panel
Power supply
Rack
option
4 cabled
drive bays
3.5” SATA and
SAS HHD
PERC S110, H310, H710*, H710P*
LED
Cabled 550W
No
8 hot-plug
drive bays
3.5” SATA and
SAS HHD
2.5” SAS
SSD/HHD
PERC S110, H310, H710, H710P
LCD
Cabled 550W
or hot-plug
495W, 750W,
or 1100W
Yes
16 hot-plug
drive bays
2.5” SATA and
SAS SSD/HHD
PERC H310, H710, H710P
LCD
Hot-plug
495W, 750W,
1100W
Yes
*Available Q3 2012
Figure 1 shows the features on the front of the T420 16-drive bay chassis including the front control
panel, USB connectors, and many other components and features described in this guide.