be quietl System Power B9 300W ATX 2.4 Energy label
80 PLUS Verification and Testing Report
TYPICAL EFFICIENCY (50% Load):
86.68%
AVERAGE EFFICIENCY :
85.11%
80 PLUS COMPLIANT:
YES
Value Units
200-240
Volts
2.5 Amps
50 Hz
300 Watts
Note: All measurements were taken with input voltage at 230 V nominal at 50 Hz. Input AC Current Waveform (ITHD = 7.78%, 50% Load)
I
RMS
PF
A
-12V 3.3V 5V 5Vsb
0.22 0.77 34.95% 10% 39.32 12.08/0.02 3.35/1.01 5.06/0.89 5.01/0.19 30.43
77.39%
0.35 0.91 18.91% 20% 73.11 12.08/0.05 3.35/2.03 5.04/1.78 5.01/0.38 61.17
83.66%
0.79 0.97 7.78% 50% 176.14 12.13/0.11 3.33/5.07 4.99/4.44 4.98/0.95 152.68
86.68%
1.58 0.99 11.66% 100% 358.80 12.19/0.23 3.31/10.12 4.92/8.88 4.94/1.9 304.97
85.00%
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-167.1
Type
Ecos ID #
Model Number
10/22/15
2015
Serial Number
Listan GmbH & Co. KG
SB9-300W
256H5370000094
Manufacturer
Output
Watts
12.33/17.49
12.29/8.76
Efficiency
%
12.25/1.74
12.26/3.5
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
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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