80 PLUS Verification and Testing Report
92.40%
91.10%
YES
TYPICAL EFFICIENCY (50% Load):
AVERAGE EFFICIENCY :
80 PLUS COMPLIANT:
SO-62
SUPER MICRO COMPUTER INC.
PWS-1K21P-1R
N/A
2009
1U
4/17/2009
300
200
100
0
-100 0
0.003
0.006
0.009
0.012
0.015
-200
Rated Specifications
Input Voltage
Input Current
Input Frequency
Rated Output Power
Value
Units
-300
100-240
8-5
50/60
1,200
Volts
Amps
Hz
Watts
-400
Time (s)
Voltage
Note: All measurements were taken with input voltage at 230 V nominal and 60 Hz.
IRMS
A
0.78
0.80
26.54
*10%
Low
143
19.00
1.27
2.90
5.78
0.92
0.98
0.99
15.65
8.56
5.30
20%
50%
100%
Light
Typical
Full
270
654
1320
18.88
18.88
18.88
PF
ITHD (%)
Load Fraction Input
(%) of Load Watts
External
Fan (W)**
10
8
6
4
2
0
-2
-4
-6
-8
-10
Current (A)
Input Current and Voltage Waveforms
400
Voltage (V)
Ecos ID #
Manufacturer
Model Number
Serial Number
Year
Type
Test Date
Current
Input AC Current Waveform (ITHD = 5.3%, 100% Load)
DC Terminal Voltage (V)/ DC Load Current (A)
5Vsb
12V
5.08/0.39
12.09/9.86
12.09/19.69
12.07/49.2
12.04/98.39
5.07/0.79
5.04/1.98
4.98/3.94
0/0
Output
Watts
121
Efficiency %
84.71%
0/0
0/0
0/0
242
604
1204
89.67%
92.40%
91.22%
0V
* 10% load results are for informative purposes only and not included in certification requirements.
** Fan power is not included in the efficiency calculations
Input and Output Power
1400
1200
90%
Input Watts
80%
Efficiency (%)
Power (Watts)
1000
800
600
400
Output Watts
70%
60%
50%
200
0
20%
Efficiency of the Power Supply
100%
40%
Efficiency %
30%
50%
Loading (% of Rated Output Power)
100%
0%
25%
50%
75%
100%
Loading (% of Rated Output Power)
Tested by Electric Power Research Institute, Knoxville, TN.
125%