CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Corsair RM750x
Serial Number20277131000038970172
Lab IDCR75001801
  • Report: 21PS1801A
  • Receipt Date: Feb 10, 2021
  • Test Date: Mar 2, 2021
  • Report Date: Mar 30, 2021
115V230V
Efficiency Rating
115V230V
Noise Rating
Aristeidis Bitziopoulos, Lab Director

General Information

DUT Information

BrandCorsair
Manufacturer (OEM)Channel Well Technology
SeriesRMx
Model NumberRPS0123
Serial Number20277131000038970172
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)10-5
Rated Frequency (Hz)47-63
Rated Power (W)750
TypeATX12V
Cooling140mm Magnetic Levitation Fan
(NR140ML)
Semi-Passive Operation✓
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps202062.530.3
Watts150750153.6
Total Max. Power (W)750

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 16-20AWG Yes
4+4 pin EPS12V (650mm) 2 2 18AWG Yes
6+2 pin PCIe (600mm+150mm) 2 4 16-18AWG Yes
SATA (500mm+110mm+110mm+110mm) 1 4 18AWG No
SATA (520mm+110mm+110mm) 2 6 18AWG No
4-pin Molex (450mm+100mm+100mm+100mm) 1 4 18AWG No
AC Power Cord (1400mm) - 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

Efficiency RatingGOLD
Noise RatingA-
Average Efficiency (>1450 load combinations)87.980%
Average Noise Output (>1450 Load Combinations)27.98dBA
Average PF (>1450 Load Combinations)0.992
Efficiency With 10W (≤500W) or 2% (>500W) Load77.021%
Standby Power Consumption0.0354W
12V Ripple (Full Load)8.89mV
5V Ripple (Full Load)4.98mV
3.3V Ripple (Full Load)6.80mV
5VSB Ripple (Full Load)7.33mV
12V Load Regulation0.99%
5V Load Regulation0.57%
3.3V Load Regulation0.52%
5VSB Load Regulation1.66%
Inrush Current24.930A
Efficiency RatingGOLD
Noise RatingA-
Average Efficiency (>1450 load combinations)90.238%
Average Noise Output (>1450 Load Combinations)28.00dBA
Average PF (>1450 Load Combinations)0.967
Efficiency With 10W (≤500W) or 2% (>500W) Load0.000%
Standby Power Consumption0.0553W
12V Ripple (Full Load)8.92mV
5V Ripple (Full Load)5.06mV
3.3V Ripple (Full Load)7.08mV
5VSB Ripple (Full Load)6.64mV
12V Load Regulation0.99%
5V Load Regulation0.57%
3.3V Load Regulation0.48%
5VSB Load Regulation1.70%
Inrush Current51.640A
Hold-Up Time & Power Ok Signal26.60ms
AC Loss to PWR_OK Hold Up Time23.90ms
PWR_OK Inactive to DC Loss Delay2.70ms
PSU Timings: T1 (20% / 100%)51.0ms49.0ms
PSU Timings: T3 (20% / 100%)135.0ms137.0ms
OPP (26.30°C / 42.18°C)127.23%127.23%

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)26.6
AC Loss to PWR_OK Hold Up Time (ms)23.9
PWR_OK Inactive to DC Loss Delay (ms)2.7

Vampire Power

Tables

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 0.227 71.160% 0.033
5.045V 0.319 115.15V
2 0.090A 0.454 75.415% 0.061
5.043V 0.602 115.15V
3 0.550A 2.769 78.979% 0.262
5.034V 3.506 115.17V
4 1.000A 5.026 78.482% 0.350
5.025V 6.404 115.16V
5 1.500A 7.524 78.326% 0.400
5.015V 9.606 115.15V
6 3.000A 14.959 77.296% 0.466
4.986V 19.353 115.15V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.227 65.230% 0.011
5.046V 0.348 230.34V
2 0.090A 0.454 71.049% 0.020
5.044V 0.639 230.33V
3 0.550A 2.770 76.987% 0.105
5.036V 3.598 230.32V
4 1.000A 5.028 78.050% 0.171
5.027V 6.442 230.32V
5 1.500A 7.528 78.286% 0.228
5.017V 9.616 230.32V
6 3.000A 14.965 78.077% 0.327
4.988V 19.167 230.31V

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 4.426A 1.981A 2.003A 0.994A 74.964 86.350% 0 <6.0 45.68°C 0.976
12.057V 5.046V 3.296V 5.032V 86.814 40.72°C 115.17V
2 9.890A 2.974A 3.006A 1.194A 150.044 89.565% 0 <6.0 46.61°C 0.991
12.047V 5.042V 3.294V 5.027V 167.526 40.96°C 115.17V
3 15.726A 3.473A 3.509A 1.394A 225.052 91.126% 0 <6.0 48.28°C 0.995
12.018V 5.040V 3.292V 5.022V 246.967 41.85°C 115.17V
4 21.560A 3.971A 4.009A 1.595A 300.053 91.026% 0 <6.0 48.81°C 0.995
12.006V 5.038V 3.291V 5.018V 329.636 41.94°C 115.12V
5 27.021A 4.964A 5.015A 1.795A 374.621 90.381% 361 7.2 42.58°C 0.994
11.995V 5.037V 3.290V 5.015V 414.492 49.84°C 115.11V
6 32.530A 5.961A 6.022A 1.996A 449.525 89.729% 490 10.9 42.77°C 0.995
11.980V 5.034V 3.289V 5.011V 500.982 50.70°C 115.11V
7 38.080A 6.958A 7.027A 2.198A 524.855 88.989% 712 21.0 43.51°C 0.995
11.968V 5.031V 3.288V 5.006V 589.795 52.37°C 115.11V
8 43.636A 7.957A 8.034A 2.400A 600.168 88.158% 942 29.7 43.88°C 0.996
11.957V 5.028V 3.286V 5.002V 680.789 53.14°C 115.11V
9 49.566A 8.461A 8.525A 2.400A 674.727 87.338% 1244 38.2 44.80°C 0.996
11.948V 5.025V 3.284V 5.000V 772.544 54.75°C 115.10V
10 55.308A 8.964A 9.048A 3.009A 749.982 86.381% 1512 42.5 45.23°C 0.997
11.938V 5.022V 3.282V 4.986V 868.225 55.74°C 115.10V
11 61.658A 8.969A 9.052A 3.011A 825.230 85.461% 1914 48.1 46.58°C 0.997
11.929V 5.019V 3.281V 4.982V 965.625 57.40°C 115.12V
CL1 0.116A 18.002A 17.999A 0.000A 151.036 82.569% 592 15.2 42.86°C 0.992
12.024V 5.026V 3.287V 5.076V 182.921 49.79°C 115.15V
CL2 62.528A 1.000A 1.000A 1.000A 760.339 86.946% 1907 48.4 45.44°C 0.997
11.947V 5.025V 3.282V 5.011V 874.498 55.98°C 115.20V

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 4.426A 1.981A 2.003A 0.994A 74.959 87.221% 0 <6.0 45.19°C 0.839
12.056V 5.046V 3.296V 5.032V 85.941 40.29°C 230.36V
2 9.889A 2.975A 3.004A 1.194A 150.031 90.974% 0 <6.0 46.41°C 0.938
12.047V 5.042V 3.294V 5.027V 164.916 40.76°C 230.36V
3 15.725A 3.473A 3.508A 1.394A 225.037 92.710% 0 <6.0 47.30°C 0.965
12.018V 5.040V 3.292V 5.023V 242.732 41.18°C 230.36V
4 21.559A 3.970A 4.011A 1.595A 300.045 92.863% 0 <6.0 48.61°C 0.977
12.006V 5.039V 3.291V 5.018V 323.105 41.96°C 230.36V
5 27.020A 4.965A 5.017A 1.795A 374.594 92.563% 362 7.3 42.16°C 0.983
11.994V 5.037V 3.290V 5.015V 404.691 49.44°C 230.36V
6 32.529A 5.962A 6.021A 1.996A 449.515 92.175% 491 10.9 42.60°C 0.986
11.980V 5.034V 3.289V 5.011V 487.677 50.61°C 230.36V
7 38.083A 6.957A 7.028A 2.198A 524.858 91.691% 712 21.0 43.07°C 0.988
11.967V 5.032V 3.288V 5.006V 572.419 51.52°C 230.37V
8 43.638A 7.958A 8.035A 2.400A 600.165 91.163% 942 29.7 43.91°C 0.990
11.956V 5.029V 3.286V 5.002V 658.345 53.08°C 230.39V
9 49.570A 8.459A 8.525A 2.400A 674.714 90.643% 1218 37.5 44.30°C 0.991
11.947V 5.025V 3.284V 5.000V 744.361 54.23°C 230.40V
10 55.310A 8.961A 9.046A 3.009A 749.938 90.040% 1515 42.6 45.91°C 0.992
11.937V 5.022V 3.283V 4.986V 832.890 56.20°C 230.43V
11 61.658A 8.967A 9.053A 3.011A 825.169 89.427% 1913 48.1 46.60°C 0.992
11.928V 5.019V 3.281V 4.983V 922.732 57.45°C 230.46V
CL1 0.116A 18.001A 17.998A 0.000A 151.044 83.635% 591 15.2 42.31°C 0.946
12.021V 5.026V 3.288V 5.077V 180.598 49.74°C 230.39V
CL2 62.516A 1.000A 1.002A 1.000A 760.207 90.506% 1912 48.1 45.69°C 0.992
11.947V 5.026V 3.283V 5.012V 839.955 56.16°C 230.40V

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 1.239A 0.493A 0.500A 0.197A 19.992 80.087% 0 <6.0 0.832
11.976V 5.072V 3.310V 5.070V 24.963 115.17V
2 2.478A 0.990A 1.000A 0.397A 39.983 85.115% 0 <6.0 0.937
11.977V 5.051V 3.299V 5.047V 46.975 115.17V
3 3.720A 1.486A 1.501A 0.595A 60.013 87.199% 0 <6.0 0.967
11.979V 5.048V 3.298V 5.041V 68.823 115.17V
4 4.925A 1.982A 2.000A 0.795A 79.963 86.916% 0 <6.0 0.978
12.054V 5.046V 3.296V 5.036V 92.000 115.17V

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 1.239A 0.493A 0.499A 0.197A 19.989 79.883% 0 <6.0 0.446
11.975V 5.072V 3.310V 5.070V 25.023 230.36V
2 2.478A 0.990A 1.001A 0.396A 39.979 85.696% 0 <6.0 0.663
11.976V 5.051V 3.300V 5.046V 46.652 230.37V
3 3.720A 1.485A 1.501A 0.595A 60.008 87.875% 0 <6.0 0.780
11.979V 5.048V 3.298V 5.041V 68.288 230.36V
4 4.925A 1.982A 2.001A 0.794A 79.958 87.707% 0 <6.0 0.852
12.054V 5.045V 3.296V 5.036V 91.165 230.36V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load4.50mV3.30mV3.30mV4.90mVPass
20% Load4.90mV3.60mV3.00mV4.90mVPass
30% Load8.10mV3.50mV3.30mV5.20mVPass
40% Load6.90mV3.50mV3.00mV4.90mVPass
50% Load6.40mV3.80mV3.10mV5.00mVPass
60% Load6.30mV6.80mV9.70mV7.30mVPass
70% Load6.10mV4.00mV3.50mV5.40mVPass
80% Load6.10mV4.50mV6.20mV5.30mVPass
90% Load5.90mV4.30mV7.60mV5.30mVPass
100% Load8.90mV5.00mV6.80mV7.30mVPass
110% Load9.00mV5.10mV9.80mV6.40mVPass
Crossload15.30mV4.60mV7.90mV6.10mVPass
Crossload29.30mV4.50mV3.70mV5.80mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load4.90mV3.50mV3.30mV5.30mVPass
20% Load4.70mV3.40mV2.90mV5.10mVPass
30% Load8.10mV3.50mV3.00mV4.90mVPass
40% Load7.20mV3.70mV3.20mV5.50mVPass
50% Load6.60mV3.70mV3.00mV5.70mVPass
60% Load6.40mV7.20mV9.80mV7.90mVPass
70% Load6.70mV3.90mV3.70mV5.30mVPass
80% Load6.70mV4.40mV6.60mV5.50mVPass
90% Load6.20mV4.90mV7.10mV5.50mVPass
100% Load8.90mV5.10mV7.10mV6.60mVPass
110% Load9.50mV5.30mV9.00mV6.20mVPass
Crossload15.20mV4.10mV7.70mV5.40mVPass
Crossload25.30mV4.50mV8.00mV6.30mVPass

The results above are not used in the certification process

Corsair RM750x

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
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