CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Cooler Master MWE Gold 550 V2 (Fixed)
Serial NumberMPE5501ACAAGU21205200002
Lab IDCM55001851
  • Report: 21PS1851A
  • Receipt Date: May 6, 2021
  • Test Date: May 27, 2021
  • Report Date: May 28, 2021
115V230V
Efficiency Rating
115V230V
Noise Rating
Aristeidis Bitziopoulos, Laboratory General Manager

General Information

DUT Information

BrandCooler Master
Manufacturer (OEM)Huizhou Xin Hui Yuan Tech (Fusion Power)
SeriesMWE Gold V2
Model NumberMPE-5501-ACAAG
Serial NumberMPE5501ACAAGU21205200002
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)10-5
Rated Frequency (Hz)50-60
Rated Power (W)550
TypeATX12V
Cooling120mm Fluid Dynamic Bearing Fan
(HA1225M12F-Z)
Semi-Passive Operation✗
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps202045.830.3
Watts100549.6153.6
Total Max. Power (W)550

Test Equipment

Electronic Loads Chroma 63601-5 x4
Chroma 63600-2 x2
63640-80-80 x20
63610-80-20 x2
AC Sources Chroma 6530, Keysight AC6804B
Power Analyzers N4L PPA1530 x2
Sound Analyzer Bruel & Kjaer 2270 G4
Microphone Bruel & Kjaer Type 4955-A
Data Loggers Picoscope TC-08 x2, Labjack U3-HV x2
Tachometer UNI-T UT372 x2
Digital Multimeter Keysight U1273AX, Fluke 289, Keithley 2015 - THD
UPS CyberPower OLS3000E 3kVA x2
Transformer 3kVA x2
Testing Methodology Cybenetics PSU Test Protocol

Cables and Connectors

Captive Cables
Description Cable Count Connector Count (Total) Gauge In Cable Capacitors
ATX connector 20+4 pin (620mm) 1 1 18-22AWG No
8 pin EPS12V (640mm) / 4+4 pin EPS12V (+125mm) 1 1 / 1 18AWG No
6+2 pin PCIe (570mm+120mm) 1 2 18AWG No
SATA (530mm+125mm+125mm+125mm) 2 8 18AWG No
4-pin Molex (530mm+125mm+125mm+125mm) 1 4 18AWG No
Modular Cables
AC Power Cord (1370mm) - C13 coupler 1 1 18AWG -

Test Results

Temperature & Compliance Info

Temperature Range (°C /°F)30-32 / 86-89.6
ErP Lot 3/6 Ready✓
(EU) No 617/2013 Compliance✓
ALPM (Alternative Low Power Mode) compatible✓

Performance Summary

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)19.9
AC Loss to PWR_OK Hold Up Time (ms)16.6
PWR_OK Inactive to DC Loss Delay (ms)3.3

Vampire Power

Graphs

INFO

This graph is generated by the PPA Standby Power Analysis software which takes full control of the power analyzer during the whole procedure. This application features all of the EN50564 & IEC62301 test limits for standby power software testing

INFO

This graph is generated by the PPA Standby Power Analysis software which takes full control of the power analyzer during the whole procedure. This application features all of the EN50564 & IEC62301 test limits for standby power software testing

Efficiency Graph

INFO

This graph depicts the PSU`s efficiency throughout its entire operational range. For the generation of the efficiency and noise graphs we set our loaders to auto mode through our custom-made software before trying thousands of possible load combinations

INFO

This graph depicts the PSU`s efficiency throughout its entire operational range. For the generation of the efficiency and noise graphs we set our loaders to auto mode through our custom-made software before trying thousands of possible load combinations

Noise Graph

INFO

The PSU`s noise in its entire operational range and under 30-32 °C ambient is depicted in this graph. The X axis represents the load on the +12V rail(s) while the Y axis is the load on the minor rails

INFO

The PSU`s noise in its entire operational range and under 30-32 °C ambient is depicted in this graph. The X axis represents the load on the +12V rail(s) while the Y axis is the load on the minor rails

Indicative Performance

Efficiency under high ambient temperature

INFO

The PSU`s efficiency under high ambient temperatures with 115V and 230V input. For this graph the results of the 10-110% load regulation table are used

5VSB Efficiency

INFO

This graph depicts the efficiency levels of the 5VSB rail with 115V and 230V input

5VSB Efficiency (ERP LOT 3/6 & CEC)

Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.230 68.657% 0.028
5.087V 0.335 115.12V
2 0.090A 0.460 75.534% 0.073
5.113V 0.609 115.12V
3 0.550A 2.808 81.842% 0.295
5.105V 3.431 115.12V
4 1.000A 5.097 81.840% 0.385
5.096V 6.228 115.12V
5 1.500A 7.632 81.783% 0.433
5.087V 9.332 115.12V
6 3.000A 15.178 80.120% 0.495
5.059V 18.944 115.11V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.230 57.644% 0.015
5.114V 0.399 230.24V
2 0.090A 0.460 67.449% 0.025
5.113V 0.682 230.24V
3 0.550A 2.808 79.054% 0.120
5.105V 3.552 230.25V
4 1.000A 5.097 81.137% 0.192
5.096V 6.282 230.25V
5 1.500A 7.632 81.054% 0.254
5.087V 9.416 230.25V
6 3.000A 15.179 80.594% 0.354
5.059V 18.834 230.25V

Supplementary Tests (For Reference)

Typical Load Tests

Test # 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
1 2.730A 1.983A 1.971A 0.983A 54.969 81.416% 856 18.8 40.07°C 0.951
12.226V 5.041V 3.346V 5.087V 67.516 44.39°C 115.12V
2 6.476A 2.977A 2.962A 1.183A 110.041 86.867% 855 18.8 40.71°C 0.981
12.221V 5.037V 3.342V 5.075V 126.678 45.70°C 115.12V
3 10.559A 3.477A 3.458A 1.383A 165.041 88.869% 858 18.6 41.46°C 0.988
12.216V 5.034V 3.339V 5.064V 185.712 47.29°C 115.12V
4 14.645A 3.976A 3.959A 1.584A 220.051 89.526% 859 18.6 41.81°C 0.987
12.212V 5.030V 3.335V 5.053V 245.796 48.27°C 115.12V
5 18.393A 4.974A 4.954A 1.786A 275.049 89.550% 863 18.7 42.34°C 0.989
12.208V 5.027V 3.331V 5.040V 307.145 49.54°C 115.12V
6 22.146A 5.974A 5.951A 1.989A 330.054 89.320% 870 18.9 42.67°C 0.991
12.203V 5.023V 3.327V 5.028V 369.517 50.68°C 115.11V
7 25.910A 6.977A 6.953A 2.194A 385.145 88.858% 1379 32.6 43.38°C 0.992
12.197V 5.018V 3.323V 5.016V 433.440 51.63°C 115.11V
8 29.675A 7.982A 7.957A 2.399A 440.185 88.236% 1655 37.9 43.44°C 0.994
12.191V 5.013V 3.318V 5.003V 498.875 52.29°C 115.11V
9 33.822A 8.485A 8.448A 2.403A 494.698 87.688% 1666 38.2 44.60°C 0.994
12.187V 5.010V 3.314V 4.995V 564.158 53.85°C 115.11V
10 37.778A 8.992A 8.970A 3.016A 549.924 86.938% 1668 38.1 45.24°C 0.995
12.182V 5.006V 3.310V 4.976V 632.545 55.27°C 115.10V
11 42.322A 8.996A 8.982A 3.020A 605.129 86.238% 1675 38.3 46.87°C 0.996
12.178V 5.004V 3.308V 4.968V 701.699 57.81°C 115.10V
CL1 0.118A 12.003A 11.999A 0.000A 101.762 83.049% 859 18.6 42.25°C 0.981
12.214V 5.027V 3.332V 5.079V 122.533 49.72°C 115.13V
CL2 45.847A 1.001A 1.001A 1.000A 572.294 87.653% 1673 38.3 45.49°C 0.995
12.191V 5.018V 3.321V 5.026V 652.907 55.03°C 115.11V

The results above are not used in the certification process

Test # 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
1 2.729A 1.984A 1.972A 0.983A 54.968 82.804% 856 18.8 40.31°C 0.733
12.227V 5.041V 3.346V 5.086V 66.383 44.50°C 230.27V
2 6.476A 2.977A 2.961A 1.183A 110.037 88.551% 858 18.6 40.90°C 0.867
12.221V 5.037V 3.342V 5.074V 124.264 45.67°C 230.27V
3 10.558A 3.477A 3.460A 1.383A 165.037 90.556% 859 18.6 41.24°C 0.924
12.216V 5.034V 3.339V 5.064V 182.248 46.65°C 230.26V
4 14.644A 3.975A 3.958A 1.584A 220.044 91.375% 861 18.7 41.62°C 0.947
12.213V 5.030V 3.335V 5.052V 240.813 47.64°C 230.26V
5 18.392A 4.975A 4.954A 1.786A 275.037 91.601% 861 18.7 42.05°C 0.960
12.208V 5.026V 3.331V 5.040V 300.256 48.85°C 230.26V
6 22.144A 5.975A 5.953A 1.989A 330.037 91.588% 876 20.9 42.54°C 0.969
12.203V 5.022V 3.327V 5.028V 360.351 50.15°C 230.26V
7 25.908A 6.977A 6.955A 2.194A 385.120 91.330% 1389 32.9 43.39°C 0.974
12.197V 5.018V 3.322V 5.016V 421.679 51.52°C 230.25V
8 29.673A 7.982A 7.954A 2.399A 440.159 90.934% 1657 37.9 43.84°C 0.979
12.191V 5.014V 3.318V 5.003V 484.044 52.88°C 230.25V
9 33.816A 8.485A 8.449A 2.403A 494.670 90.665% 1665 38.1 44.72°C 0.981
12.188V 5.010V 3.315V 4.995V 545.599 54.31°C 230.25V
10 37.776A 8.993A 8.971A 3.015A 549.902 90.240% 1671 38.3 45.69°C 0.982
12.182V 5.006V 3.310V 4.976V 609.375 55.73°C 230.25V
11 42.310A 8.996A 8.978A 3.019A 605.001 89.929% 1676 38.3 47.20°C 0.985
12.179V 5.003V 3.308V 4.969V 672.757 57.95°C 230.25V
CL1 0.118A 12.002A 11.999A 0.000A 101.732 84.655% 860 18.6 42.40°C 0.862
12.215V 5.025V 3.332V 5.080V 120.172 48.94°C 230.26V
CL2 45.843A 1.000A 1.002A 1.000A 572.244 91.071% 1671 38.3 45.22°C 0.983
12.191V 5.018V 3.321V 5.027V 628.351 55.26°C 230.25V

The results above are not used in the certification process

Light Load Tests

Test # 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) PF/AC Volts
1 1.215A 0.495A 0.491A 0.196A 20.000 68.011% 847 19.5 0.837
12.228V 5.045V 3.351V 5.108V 29.407 115.12V
2 2.428A 0.992A 0.986A 0.392A 39.989 78.421% 851 19.4 0.924
12.226V 5.043V 3.348V 5.101V 50.993 115.12V
3 3.646A 1.488A 1.479A 0.589A 60.019 82.800% 853 19.1 0.957
12.224V 5.041V 3.347V 5.094V 72.487 115.12V
4 4.858A 1.983A 1.972A 0.786A 79.970 85.101% 853 19.1 0.971
12.223V 5.040V 3.345V 5.088V 93.971 115.12V

The results above are not used in the certification process

Test # 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) PF/AC Volts
1 1.215A 0.494A 0.493A 0.196A 20.002 68.491% 851 19.4 0.524
12.228V 5.045V 3.350V 5.108V 29.204 230.28V
2 2.428A 0.992A 0.986A 0.392A 39.991 79.545% 850 19.4 0.665
12.227V 5.043V 3.348V 5.101V 50.275 230.28V
3 3.646A 1.488A 1.479A 0.589A 60.021 84.240% 854 18.9 0.751
12.225V 5.041V 3.346V 5.094V 71.250 230.28V
4 4.858A 1.982A 1.974A 0.786A 79.970 86.666% 857 18.6 0.809
12.223V 5.040V 3.345V 5.087V 92.274 230.27V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load11.40mV12.80mV18.50mV7.50mVPass
20% Load15.50mV13.20mV20.20mV7.90mVPass
30% Load20.00mV12.20mV16.90mV8.00mVPass
40% Load22.30mV13.40mV17.10mV8.20mVPass
50% Load24.30mV13.50mV19.60mV8.90mVPass
60% Load24.80mV15.50mV19.60mV9.30mVPass
70% Load26.50mV16.10mV21.90mV9.80mVPass
80% Load29.90mV17.00mV23.40mV10.60mVPass
90% Load32.50mV18.70mV30.30mV11.30mVPass
100% Load48.10mV20.00mV33.00mV12.20mVPass
110% Load52.40mV20.90mV35.80mV12.60mVPass
Crossload124.00mV18.00mV25.80mV9.60mVPass
Crossload249.40mV20.60mV29.50mV11.90mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load12.50mV12.30mV18.10mV7.50mVPass
20% Load16.90mV13.50mV20.00mV7.70mVPass
30% Load21.00mV12.10mV17.60mV7.80mVPass
40% Load24.50mV13.10mV18.10mV8.20mVPass
50% Load27.30mV13.40mV19.50mV8.70mVPass
60% Load25.10mV14.60mV20.70mV9.20mVPass
70% Load28.20mV16.00mV21.60mV9.70mVPass
80% Load31.40mV17.00mV25.20mV10.00mVPass
90% Load34.30mV18.60mV30.60mV10.80mVPass
100% Load49.50mV20.30mV32.80mV11.70mVPass
110% Load54.80mV21.50mV35.20mV12.50mVPass
Crossload125.50mV19.00mV25.70mV9.10mVPass
Crossload249.70mV19.90mV29.30mV11.90mVPass

The results above are not used in the certification process

Cooler Master MWE Gold 550 V2 (Fixed)

Top side
Power specifications label
All data and graphs included in this test report can be used by any individual on the following conditions:
› It should be mentioned that the test results are provided by Cybenetics
› The link to the original test results document should be provided in any case
Cybenetics offers the ETA and Lambda voluntary certification programs, through which the efficient and silent power supplies are promoted
CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
www.cybenetics.com - info@cybenetics.com