Owners Manual

Table 1. PowerEdge R550 chassis dimensions
Drives Xa Xb Y Za Zb Zc
16
drives
482.0 mm
(18.97
inches)
434.0 mm
(17.08
inches)
86.8 mm
(3.41
inches)
22.0 mm (0.86 inches)
Without bezel 35.84 mm
(1.41 inches) With bezel
675.04 mm (26.57 inches)
Ear to L bracket housing
650.24 mm (25.6 inches)
Ear to PSU surface
685.78 mm (26.99
inches)Ear to PSU
handle without velcro
strap
8 drives
NOTE: Zb is the nominal rear wall external surface where the system board I/O connectors reside.
Chassis weight
Table 2. PowerEdge R550 chassis weight
System configuration Maximum weight (with all drives/SSDs/bezel)
16 x 2.5-inch 21.94 kg (48.36 lb)
8 x 2.5-inch 20.44 kg (45.06 lb)
8 x 3.5-inch 24.80 kg (54.67 lb)
Processor specifications
Table 3. PowerEdge R550 processor specifications
Supported processor Number of processors supported
3
rd
Generation Intel Xeon Scalable processors with up to 24
cores
Up to two
PSU specifications
The PowerEdge R550 system supports up to two AC or DC power supply units (PSUs).
Table 4. PSU specifications
PSU Class Heat
dissipation
(maximum)
Frequency Voltage AC DC Current
High line
200–240
V
Low line
100–120 V
1100 W DC NA 4265 BTU/
hr
NA -48–(-60) V NA NA 1100 W 27 A
800 W
Mixed Mode
Platinum 3000 BTU/
hr
50/60 Hz 100 - 240 V
AC,
autoranging
800 W 800 W NA 9.2 - 4.7 A
NA 3000 BTU/
hr
NA 240 V DC,
autoranging
NA NA 800 W 3.8 A
600 W
Mixed Mode
Platinum 2250 BTU/
hr
50/60 Hz 100 - 240 V
AC,
autoranging
600 W 600 W NA 7.1 - 3.6 A
NA 2250 BTU/
hr
NA 240 V DC,
autoranging
NA NA 600 W 2.9 A
NOTE: This system is also designed to connect to the IT power systems with a phase-to-phase voltage not exceeding 240
V.
Technical specifications 5