be quietl System Power B9 450W ATX 2.4 Energy label

80 PLUS Verification and Testing Report

TYPICAL EFFICIENCY (50% Load):

88.93%

AVERAGE EFFICIENCY :

87.36%

80 PLUS COMPLIANT:

YES

Value Units

200-240

Volts

4 Amps

50 Hz

450 Watts

Note: All measurements were taken with input voltage at 230 V nominal at 50 Hz. Input AC Current Waveform (ITHD = 10.03%, 50% Load)

-12V 3.3V 5V 5Vsb

0.30 0.84 19.08% 10% 56.76 12.06/0.02 3.38/1.4 5.09/0.88 5.12/0.25 45.81

80.72%

0.50 0.93 14.43% 20% 105.94 12.06/0.05 3.37/2.81 5.08/1.75 5.11/0.49 91.65

86.51%

1.14 0.98 10.03% 50% 256.40 12.09/0.12 3.34/7.01 5.05/4.36 5.08/1.23 228.03

88.93%

2.29 0.99 7.72% 100% 521.70 12.18/0.25 3.3/14.01 4.99/8.71 5.01/2.46 452.02

86.64%

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-385

Type

ID Number

Model Number

1/24/18

2017

Serial Number

Listan GmbH & Co. KG

SB9-450W

N/A

Manufacturer

Output

Watts

12.07/28.77

12.14/14.41

Efficiency

12.2/2.88

12.18/5.76

I

RMS

PF

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

100

200

300

400

500

600

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 highly-efficient
power supplies (greater than 80% efficiency in the active mode) in technology
applications. http://www.80plus.org/

-2

-2

-1

-1

0

1

1

2

2

-400

-300

-200

-100

0

100

200

300

400

-0.001 0.003 0.008 0.013

Current (A)

Voltage (V)

Time (s)

Input Current and Voltage Waveforms

Voltage Current