be quietl System Power B9 350W ATX 2.4 Energy label
80 PLUS Verification and Testing Report
TYPICAL EFFICIENCY (50% Load):
86.62%
AVERAGE EFFICIENCY :
85.32%
80 PLUS COMPLIANT:
YES
Value Units
200-240
Volts
3 Amps
50 Hz
350 Watts
Note: All measurements were taken with input voltage at 230 V nominal at 50 Hz. Input AC Current Waveform (ITHD = 6.56%, 50% Load)
I
RMS
PF
A
-12V 3.3V 5V 5Vsb
0.24 0.81 30.73% 10% 45.21 12.03/0.02 3.36/1.12 5.05/0.89 5.03/0.2 35.54
78.61%
0.39 0.94 12.61% 20% 84.35 12.04/0.05 3.35/2.25 5.03/1.76 5.02/0.39 71.23
84.44%
0.93 0.96 6.56% 50% 205.27 12.06/0.12 3.34/5.61 4.99/4.4 4.99/0.99 177.81
86.62%
1.84 0.99 10.49% 100% 417.90 12.13/0.24 3.32/11.2 4.93/8.79 4.95/1.97 354.72
84.88%
Rated Output Power
I
THD
(%)
Year
ATX12V
Rated Specifications
Input Voltage
Input
Watts
Load
(%)
12V (cumulative of 12V1, 12V2, etc.)
DC Terminal Voltage (V)/ DC Load Current (A)
Input Current
Test Date
Input Frequency
EU-168.1
Type
Ecos ID #
Model Number
10/22/15
2015
Serial Number
Listan GmbH & Co. KG
SB9-350W
257H5370000059
Manufacturer
Output
Watts
12.27/21.31
12.24/10.68
Efficiency
%
12.21/2.13
12.22/4.27
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
0% 25% 50% 75% 100% 125%
Efficiency (%)
Loading (% of Rated Output Power)
Efficiency of the Power Supply
Efficiency %
Input Watts
Output Watts
0
50
100
150
200
250
300
350
400
450
20% 50% 100%
Power (Watts)
Loading (% of Rated Output Power)
Input and Output Power
These tests were conducted by a third party independent testing firm on behalf of
the 80 PLUS Program. 80 PLUS is a certification program to promote highlyefficient power supplies (greater than 80% efficiency in the active mode) in
technology applications. http://www.80plus.org/
-1.5
-1
-0.5
0
0.5
1
1.5
-400
-300
-200
-100
0
100
200
300
400
0 0.003 0.006 0.009 0.012 0.015
Current (A)
Voltage (V)
Time (s)
Input Current and Voltage Waveforms
Voltage Current
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