CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Cooler Master MWE Gold 550 V2
Serial Number
Lab IDCM55001771
  • Report: 20PS1771A
  • Receipt Date: Dec 14, 2020
  • Test Date: Dec 23, 2020
  • Report Date: Dec 24, 2020
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-AFAAG
Serial Number
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

Modular Cables
Description Cable Count Connector Count (Total) Gauge In Cable Capacitors
ATX connector 20+4 pin (610mm) 1 1 18-22AWG No
4+4 pin EPS12V (610mm) 1 1 18AWG No
8 pin EPS12V (650mm) 1 1 18AWG No
6+2 pin PCIe (560mm+125mm) 1 2 16-18AWG No
SATA (500mm+125mm+125mm+125mm) 2 8 18AWG No
4-pin Molex (500mm+125mm+125mm+125mm) 1 4 18-20AWG No
AC Power Cord (1400mm) - C13 coupler 1 1 16AWG -

Parts Description

General Data -
Manufacturer (OEM) Huizhou Xin Hui Yuan Tech (Fusion Power)
PCB Type Double  Sided
Primary Side -
Transient Filter 4x Y caps, 3x X caps, 2x CM chokes, 1x MOV
Inrush Protection NTC Thermistor MF72 5D15 (5Ohm) & Relay
Bridge Rectifier(s) 1x GBU1006 (600V, 10A @ 100°C)
APFC MOSFETs 2x NCE Power NCE65T360F (650V, 7A @ 100°C, Rds(on): 0.36Ohm)
APFC Boost Diode 1x GH3D08065I
Bulk Cap(s) 1x Elite (400V, 390uF, 2,000h @ 105°C, PL)
Main Switchers 4x Great Power GPT10N50ADG (500V, 9.7A, Rds(on): 0.7Ohm)
APFC Controller ON Semiconductor NCP1654
Resonant Controller Champion CM6901T6X
Topology Primary side: APFC, Full-Bridge & LLC converter
Secondary side: Synchronous Rectification & DC-DC converters
Secondary Side -
+12V MOSFETs 2x Excelliance MOS Corp EMP16N04HS (40V, 100A @ 100°C, Rds(on): 1.6mOhm)
5V & 3.3V DC-DC Converters: 4x Excelliance MOS Corp EMB06N03HR (30V, 45A @ 100°C, Rds(on): 6mOhm)
PWM Controller(s): ANPEC APW7159C
Filtering Capacitors Electrolytic: 17x Elite (4-10,000h @ 105°C, EY)
Polymer:2x FPCAP, 4x Elite, 4x no info
Supervisor IC IN1S313I-DAG
Fan Model Hong Hua HA1225Μ12F-Z (120mm, 12V, 0.45A, Fluid Dynamic Bearing Fan)
5VSB Circuit -
Standby PWM Controller Excelliance MOS Corp EM8569C

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)23
AC Loss to PWR_OK Hold Up Time (ms)18.5
PWR_OK Inactive to DC Loss Delay (ms)4.5

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 69.697% 0.040
5.104V 0.330 115.14V
2 0.090A 0.459 75.618% 0.072
5.103V 0.607 115.14V
3 0.550A 2.799 82.010% 0.285
5.090V 3.413 115.12V
4 1.000A 5.077 81.821% 0.372
5.078V 6.205 115.12V
5 1.500A 7.596 81.241% 0.420
5.064V 9.350 115.12V
6 2.999A 15.062 79.483% 0.480
5.022V 18.950 115.13V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.230 55.690% 0.015
5.104V 0.413 230.27V
2 0.090A 0.459 67.799% 0.025
5.103V 0.677 230.28V
3 0.550A 2.799 79.404% 0.119
5.090V 3.525 230.26V
4 1.000A 5.077 81.076% 0.190
5.078V 6.262 230.26V
5 1.500A 7.595 81.187% 0.249
5.064V 9.355 230.26V
6 2.999A 15.061 81.213% 0.346
5.022V 18.545 230.27V

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 2.771A 1.975A 1.973A 0.987A 54.946 82.426% 634 12.0 40.03°C 0.952
12.035V 5.062V 3.345V 5.065V 66.661 43.52°C 115.14V
2 6.574A 2.965A 2.962A 1.188A 109.996 87.475% 635 12.0 41.13°C 0.980
12.031V 5.060V 3.343V 5.050V 125.746 45.17°C 115.14V
3 10.719A 3.459A 3.456A 1.390A 164.982 89.190% 635 12.0 41.22°C 0.984
12.029V 5.059V 3.341V 5.035V 184.979 45.59°C 115.13V
4 14.867A 3.953A 3.952A 1.593A 219.979 89.812% 636 12.0 41.50°C 0.987
12.026V 5.057V 3.340V 5.021V 244.932 46.76°C 115.13V
5 18.669A 4.947A 4.943A 1.798A 274.964 89.856% 666 12.9 42.46°C 0.990
12.023V 5.055V 3.338V 5.005V 306.006 48.52°C 115.13V
6 22.474A 5.939A 5.936A 2.000A 329.930 89.491% 1396 32.6 43.10°C 0.992
12.020V 5.053V 3.336V 4.990V 368.673 49.77°C 115.13V
7 26.286A 6.931A 6.930A 2.211A 385.015 88.999% 1674 37.7 43.36°C 0.994
12.018V 5.051V 3.334V 4.974V 432.604 50.97°C 115.13V
8 30.080A 7.926A 7.921A 2.420A 439.813 88.483% 1681 37.7 44.01°C 0.995
12.015V 5.048V 3.332V 4.958V 497.060 52.56°C 115.13V
9 34.284A 8.419A 8.407A 2.424A 494.302 87.966% 1684 37.8 44.98°C 0.995
12.012V 5.047V 3.330V 4.949V 561.924 54.11°C 115.13V
10 38.293A 8.919A 8.921A 3.047A 549.539 87.202% 1690 37.8 45.46°C 0.996
12.009V 5.045V 3.328V 4.921V 630.193 55.63°C 115.13V
11 42.901A 8.920A 8.926A 3.052A 604.744 86.671% 1692 37.8 46.68°C 0.996
12.006V 5.043V 3.327V 4.913V 697.746 57.47°C 115.13V
CL1 0.115A 11.999A 11.999A 0.000A 102.078 82.463% 841 18.0 42.01°C 0.980
12.031V 5.055V 3.337V 5.063V 123.787 48.59°C 115.16V
CL2 45.820A 0.999A 1.000A 1.000A 563.625 88.132% 1689 37.8 45.95°C 0.996
12.009V 5.050V 3.334V 4.994V 639.524 56.12°C 115.13V

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 2.772A 1.976A 1.972A 0.987A 54.956 83.754% 633 12.0 40.57°C 0.729
12.035V 5.061V 3.345V 5.064V 65.616 44.06°C 230.35V
2 6.577A 2.965A 2.963A 1.188A 110.028 88.962% 634 12.0 41.39°C 0.862
12.031V 5.059V 3.342V 5.049V 123.680 45.21°C 230.35V
3 10.721A 3.461A 3.458A 1.391A 165.022 90.680% 636 12.0 41.64°C 0.904
12.029V 5.057V 3.341V 5.034V 181.982 45.93°C 230.35V
4 14.869A 3.956A 3.954A 1.594A 220.019 91.387% 639 12.1 42.12°C 0.921
12.026V 5.056V 3.339V 5.019V 240.754 46.93°C 230.35V
5 18.673A 4.949A 4.944A 1.799A 275.016 91.574% 659 12.8 42.31°C 0.944
12.023V 5.054V 3.337V 5.003V 300.322 47.60°C 230.35V
6 22.479A 5.941A 5.937A 2.000A 329.986 91.234% 1680 37.7 43.48°C 0.960
12.020V 5.052V 3.335V 4.987V 361.691 49.53°C 230.36V
7 26.291A 6.934A 6.932A 2.213A 385.086 91.008% 1684 37.8 43.59°C 0.970
12.018V 5.050V 3.333V 4.971V 423.132 50.56°C 230.36V
8 30.093A 7.927A 7.923A 2.422A 439.975 90.701% 1689 37.8 44.15°C 0.981
12.015V 5.048V 3.331V 4.955V 485.085 51.85°C 230.36V
9 34.295A 8.422A 8.408A 2.425A 494.435 90.445% 1693 37.8 44.29°C 0.983
12.012V 5.046V 3.329V 4.947V 546.672 52.71°C 230.36V
10 38.298A 8.921A 8.924A 3.048A 549.617 90.008% 1697 37.9 45.55°C 0.985
12.009V 5.044V 3.328V 4.921V 610.634 54.77°C 230.35V
11 42.906A 8.922A 8.924A 3.053A 604.804 89.747% 1699 37.9 45.56°C 0.987
12.006V 5.043V 3.326V 4.913V 673.902 56.36°C 230.34V
CL1 0.116A 11.998A 11.997A 0.000A 102.069 84.022% 717 14.6 42.06°C 0.861
12.032V 5.055V 3.336V 5.062V 121.479 47.75°C 230.35V
CL2 45.822A 1.000A 1.000A 1.000A 563.652 90.996% 1697 37.9 45.15°C 0.986
12.009V 5.049V 3.333V 4.994V 619.427 54.62°C 230.34V

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 1.232A 0.493A 0.493A 0.196A 19.976 69.666% 629 11.8 0.833
12.036V 5.066V 3.348V 5.095V 28.674 115.14V
2 2.465A 0.987A 0.986A 0.393A 39.964 79.856% 629 11.8 0.925
12.036V 5.064V 3.346V 5.086V 50.045 115.14V
3 3.702A 1.481A 1.479A 0.591A 59.996 83.939% 631 11.8 0.960
12.034V 5.063V 3.346V 5.077V 71.476 115.14V
4 4.933A 1.974A 1.973A 0.789A 79.948 85.883% 635 12.0 0.974
12.033V 5.062V 3.345V 5.067V 93.089 115.14V

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 1.233A 0.494A 0.491A 0.196A 19.985 70.638% 626 11.6 0.520
12.036V 5.064V 3.347V 5.095V 28.292 230.34V
2 2.466A 0.988A 0.985A 0.393A 39.975 80.946% 628 11.6 0.661
12.035V 5.063V 3.346V 5.085V 49.385 230.34V
3 3.702A 1.482A 1.481A 0.591A 60.005 85.163% 631 11.8 0.746
12.034V 5.062V 3.345V 5.076V 70.459 230.34V
4 4.933A 1.975A 1.975A 0.789A 79.955 87.355% 632 11.8 0.805
12.033V 5.061V 3.344V 5.066V 91.529 230.34V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load13.20mV6.90mV7.60mV9.00mVPass
20% Load18.30mV8.30mV9.50mV10.10mVPass
30% Load25.60mV9.50mV10.90mV11.20mVPass
40% Load22.50mV7.80mV9.90mV11.20mVPass
50% Load19.80mV7.70mV9.60mV12.00mVPass
60% Load17.50mV9.40mV12.40mV12.80mVPass
70% Load15.50mV9.50mV11.90mV14.20mVPass
80% Load22.40mV10.20mV17.20mV15.80mVPass
90% Load15.50mV12.30mV17.50mV15.40mVPass
100% Load24.60mV14.90mV20.30mV17.80mVPass
110% Load26.50mV14.60mV20.10mV18.70mVPass
Crossload120.90mV11.40mV15.90mV10.90mVPass
Crossload224.80mV13.30mV17.40mV16.70mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load18.10mV7.80mV8.40mV9.50mVPass
20% Load21.70mV8.60mV9.30mV9.30mVPass
30% Load31.10mV9.10mV10.00mV10.10mVPass
40% Load37.10mV7.60mV9.30mV10.70mVPass
50% Load25.70mV8.30mV9.70mV11.30mVPass
60% Load20.30mV9.20mV10.50mV12.00mVPass
70% Load17.10mV9.30mV11.40mV13.40mVPass
80% Load15.50mV9.60mV15.70mV14.40mVPass
90% Load16.50mV12.10mV16.70mV15.10mVPass
100% Load24.80mV14.70mV19.70mV18.10mVPass
110% Load26.80mV15.10mV19.80mV18.50mVPass
Crossload122.70mV10.70mV15.30mV10.70mVPass
Crossload210.80mV12.60mV16.40mV16.70mVPass

The results above are not used in the certification process

Cooler Master MWE Gold 550 V2

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
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