CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Enermax Revolution D.F.X 850W
Serial Number230500401060
Lab IDEM85002270
  • Report: 23PS2270A
  • Receipt Date: Oct 21, 2023
  • Test Date: Oct 26, 2023
  • Report Date: Oct 31, 2023
115V230V
Efficiency Rating
115V230V
Noise Rating
Aristeidis Bitziopoulos, Laboratory General Manager

General Information

DUT Information

BrandEnermax
Manufacturer (OEM)
SeriesRevolution D.F.X
Model NumberERT850EWT
Serial Number230500401060
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)11-5.5
Rated Frequency (Hz)47-63
Rated Power (W)850
TypeATX12V
Cooling120mm Double Ball Bearing Fan
(PFERS-12L)
Semi-Passive Operation✓ (selectable)
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps202087.530.3
Watts130850153.6
Total Max. Power (W)850

Test Equipment

Electronic Loads Chroma 63601-5 x2
Chroma 63600-2
63640-80-80 x10
63610-80-20
AC Sources Chroma 6530, APM SP300VAC4000W-P
Power Analyzers RS HMC8015, N4L PPA1530, N4L PPA5530
Oscilloscopes Picoscope 4444, Rigol DS7014, Siglent SDS2104X PLUS
Sound Analyzer Bruel & Kjaer 2270 G4
Microphone Bruel & Kjaer Type 4955-A
Temperature Logger Picoscope TC-08
Tachometer UNI-T UT372
Multimeters Keysight 34465A, Keithley 2015 - THD
UPS FSP Champ Tower 3kVA, CyberPower OLS3000E 3kVA
Isolation Transformer 4kVA
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 (640mm) 1 1 18-22AWG No
4+4 pin EPS12V (600mm) 1 1 18AWG No
4+4 pin EPS12V (700mm) 1 1 18AWG No
12+4 pin PCIe (660mm) (600W) 1 1 16-26AWG No
12+2 pin PCIe (600mm) (600W) 1 1 16-26AWG No
6+2 pin PCIe (650mm+150mm) 2 4 18AWG No
SATA (460mm+150mm+150mm+150mm) 3 12 18AWG No
4-pin Molex (500mm+150mm+150mm) / FDD (+120mm) 2 6 18AWG No
FDD Adapter (110mm) 1 1 20AWG No
AC Power Cord (1100mm) - 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✓
ATX v3.0 Compliance✓

Performance Summary

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)23.5
AC Loss to PWR_OK Hold Up Time (ms)21.2
PWR_OK Inactive to DC Loss Delay (ms)2.3

Vampire Power

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 114.91 V 114.82 V 113.85 V 114.99 V 116.15 V PASS
Mains Frequency: 60.00 Hz 59.98 Hz 59.40 Hz 60.03 Hz 60.60 Hz PASS
Mains Voltage CF: 1.421 1.419 1.340 1.423 1.490 PASS
Mains Voltage THD: 0.31 % 0.23 % N/A 0.41 % 2.00 % PASS
Real Power: 0.061 W 0.053 W N/A 0.072 W N/A N/A
Apparent Power: 10.370 W 10.356 W N/A 10.383 W N/A N/A
Power Factor: 0.006 N/A N/A N/A N/A N/A
Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 229.88 V 229.77 V 227.70 V 229.98 V 232.30 V PASS
Mains Frequency: 50.00 Hz 49.98 Hz 49.50 Hz 50.02 Hz 50.50 Hz PASS
Mains Voltage CF: 1.417 1.415 1.340 1.419 1.490 PASS
Mains Voltage THD: 0.19 % 0.15 % N/A 0.25 % 2.00 % PASS
Real Power: 0.134 W 0.105 W N/A 0.173 W N/A N/A
Apparent Power: 35.011 W 34.984 W N/A 35.040 W N/A N/A
Power Factor: 0.004 N/A N/A N/A N/A N/A

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 0.226W 67.902% 0.032
5.032V 0.333W 114.92V
2 0.09A 0.453W 74.921% 0.057
5.031V 0.605W 114.92V
3 0.55A 2.762W 80.93% 0.258
5.022V 3.413W 114.91V
4 1A 5.014W 80.636% 0.361
5.014V 6.218W 114.9V
5 1.5A 7.507W 80.277% 0.41
5.004V 9.352W 114.9V
6 3A 14.925W 77.294% 0.484
4.976V 19.31W 114.89V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.227W 56.584% 0.011
5.032V 0.403W 229.88V
2 0.09A 0.453W 66.52% 0.019
5.031V 0.682W 229.88V
3 0.55A 2.762W 78.735% 0.096
5.023V 3.509W 229.88V
4 1A 5.014W 79.814% 0.161
5.014V 6.284W 229.88V
5 1.5A 7.507W 80.052% 0.208
5.005V 9.376W 229.88V
6 3A 14.926W 78.776% 0.322
4.976V 18.946W 229.88V

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
10% 5.258A 1.954A 1.973A 0.998A 84.999 87.335% 242 <6.0 34.35°C 0.96
12.059V 5.117V 3.346V 5.012V 97.326 38.57°C 114.88V
20% 11.532A 2.933A 2.961A 1.199A 169.934 90.471% 389 <6.0 34.79°C 0.981
12.056V 5.114V 3.344V 5.006V 187.83 39.39°C 114.86V
30% 18.162A 3.423A 3.455A 1.4A 254.937 91.332% 763 12.5 35.39°C 0.987
12.052V 5.112V 3.343V 5V 279.134 40.39°C 114.83V
40% 24.801A 3.913A 3.95A 1.602A 340.021 91.463% 937 21.6 35.88°C 0.987
12.048V 5.112V 3.342V 4.995V 371.761 41.41°C 114.81V
50% 31.076A 4.892A 4.94A 1.804A 424.812 91.15% 1095 24.0 36.45°C 0.989
12.045V 5.111V 3.34V 4.989V 466.056 42.38°C 114.76V
60% 37.327A 5.872A 5.932A 2A 509.313 90.215% 1434 32.6 36.88°C 0.991
12.044V 5.109V 3.338V 4.983V 564.556 43.39°C 114.74V
70% 43.651A 6.854A 6.925A 2.21A 594.662 89.588% 1662 36.3 37.22°C 0.992
12.040V 5.107V 3.336V 4.977V 663.776 44.29°C 114.7V
80% 49.982A 7.833A 7.919A 2.312A 679.485 88.86% 1819 38.8 37.95°C 0.993
12.036V 5.106V 3.334V 4.973V 764.673 45.99°C 114.68V
90% 56.716A 8.322A 8.403A 2.415A 764.911 88.128% 1838 39.2 38.44°C 0.994
12.032V 5.106V 3.332V 4.969V 867.953 47.46°C 114.64V
100% 63.191A 8.81A 8.918A 3.028A 849.726 87.183% 1850 39.4 39.72°C 0.994
12.028V 5.107V 3.331V 4.954V 974.652 49.78°C 114.6V
110% 69.537A 9.789A 10.007A 3.029A 934.302 86.128% 1872 39.7 40.41°C 0.995
12.023V 5.107V 3.328V 4.952V 1084.795 51.3°C 114.57V
CL1 0.115A 15.341A 15.529A 0A 131.293 82.58% 1005 21.5 34.06°C 0.979
12.062V 5.104V 3.323V 5.031V 158.991 39.53°C 114.86V
CL2 0.115A 19.563A 0A 0A 101.363 81.7% 738 12.5 32.32°C 0.971
12.061V 5.11V 3.34V 5.032V 124.065 39.41°C 114.87V
CL3 0.115A 0A 19.853A 0A 67.398 77.66% 750 11.7 31.16°C 0.955
12.061V 5.113V 3.325V 5.032V 86.778 40.23°C 114.88V
CL4 70.662A 0A 0A 0.002A 849.589 88.216% 1763 38.0 34.05°C 0.994
12.023V 5.11V 3.346V 5.013V 963.088 45.03°C 114.62V

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
10% 5.257A 1.954A 1.972A 0.998A 84.996 88.942% 188 <6.0 34.43°C 0.776
12.060V 5.117V 3.346V 5.012V 95.564 38.68°C 229.87V
20% 11.532A 2.933A 2.96A 1.199A 169.933 92.201% 211 <6.0 34.98°C 0.905
12.056V 5.114V 3.344V 5.006V 184.307 39.58°C 229.86V
30% 18.162A 3.423A 3.455A 1.4A 254.943 93.111% 747 11.7 35.24°C 0.944
12.052V 5.112V 3.343V 5V 273.812 40.41°C 229.85V
40% 24.801A 3.912A 3.95A 1.602A 340.012 93.351% 913 19.3 35.7°C 0.961
12.048V 5.112V 3.342V 4.995V 364.231 41.22°C 229.83V
50% 31.076A 4.892A 4.94A 1.804A 424.812 93.202% 1049 22.8 36.42°C 0.97
12.045V 5.11V 3.34V 4.989V 455.793 42.55°C 229.81V
60% 37.333A 5.873A 5.931A 2A 509.326 92.946% 1251 28.5 36.69°C 0.976
12.042V 5.109V 3.339V 4.983V 547.978 43.25°C 229.8V
70% 43.659A 6.854A 6.924A 2.21A 594.669 92.569% 1472 32.6 37°C 0.979
12.038V 5.107V 3.336V 4.977V 642.398 44.08°C 229.78V
80% 49.981A 7.833A 7.918A 2.312A 679.486 91.649% 1820 38.8 37.89°C 0.983
12.037V 5.105V 3.334V 4.973V 741.399 46.01°C 229.77V
90% 56.716A 8.323A 8.402A 2.415A 764.916 91.243% 1832 39.0 38.72°C 0.985
12.032V 5.105V 3.332V 4.969V 838.325 47.75°C 229.75V
100% 63.189A 8.813A 8.916A 3.027A 849.72 90.708% 1853 39.4 39.65°C 0.986
12.028V 5.105V 3.331V 4.955V 936.768 49.69°C 229.74V
110% 69.533A 9.792A 10.004A 3.029A 934.288 90.106% 1870 39.7 40.3°C 0.987
12.024V 5.105V 3.328V 4.952V 1036.881 51.22°C 229.72V
CL1 0.115A 15.346A 15.525A 0A 131.291 84.206% 965 21.4 32.16°C 0.883
12.062V 5.102V 3.324V 5.031V 155.916 37.63°C 229.86V
CL2 0.115A 19.566A 0A 0A 101.354 83.205% 217 <6.0 31.15°C 0.836
12.062V 5.109V 3.34V 5.032V 121.812 38.23°C 229.87V
CL3 0.114A 0A 19.849A 0A 67.394 78.959% 194 <6.0 31.18°C 0.746
12.062V 5.114V 3.326V 5.032V 85.35 40.19°C 229.87V
CL4 70.652A 0A 0A 0.002A 849.517 91.694% 1773 38.2 34.77°C 0.985
12.024V 5.111V 3.347V 5.014V 926.462 45.74°C 229.75V

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]) Temps (In/Out) PF/AC Volts
20W 1.231A 0.489A 0.493A 0.199A 19.996 72.464% 0 <6.0 33.18°C 0.766
12.061V 5.116V 3.349V 5.029V 27.589 30.11°C 114.92V
40W 2.710A 0.684A 0.69A 0.298A 39.996 82.354% 0 <6.0 34.62°C 0.891
12.061V 5.118V 3.348V 5.026V 48.546 31.23°C 114.91V
60W 4.190A 0.879A 0.887A 0.398A 59.995 85.928% 0 <6.0 35.98°C 0.936
12.060V 5.118V 3.348V 5.024V 69.819 32.23°C 114.9V
80W 5.664A 1.074A 1.084A 0.498A 79.939 87.594% 226 <6.0 33.49°C 0.957
12.059V 5.118V 3.347V 5.021V 91.26 37.47°C 114.89V

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
20W 1.230A 0.489A 0.492A 0.199A 19.99 73.173% 0 <6.0 33.39°C 0.405
12.061V 5.115V 3.35V 5.029V 27.319 30.32°C 229.9V
40W 2.710A 0.684A 0.69A 0.298A 39.991 83.213% 0 <6.0 34.47°C 0.565
12.061V 5.116V 3.349V 5.027V 48.058 31.11°C 229.89V
60W 4.190A 0.879A 0.887A 0.398A 59.99 87.201% 0 <6.0 36.09°C 0.682
12.060V 5.117V 3.349V 5.024V 68.797 32.56°C 229.88V
80W 5.664A 1.074A 1.084A 0.498A 79.93 89.31% 0 <6.0 37.34°C 0.758
12.059V 5.117V 3.348V 5.022V 89.5 33.53°C 229.88V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load11.24mV8.58mV10.03mV7.32mVPass
20% Load12.36mV9.30mV9.92mV8.34mVPass
30% Load13.39mV10.68mV11.61mV9.10mVPass
40% Load15.13mV12.01mV12.63mV10.33mVPass
50% Load16.10mV12.77mV13.50mV12.38mVPass
60% Load17.38mV17.78mV18.31mV14.43mVPass
70% Load17.28mV19.46mV16.78mV15.45mVPass
80% Load14.62mV17.98mV18.52mV16.98mVPass
90% Load14.87mV19.11mV19.18mV21.38mVPass
100% Load25.26mV21.99mV20.61mV30.64mVPass
110% Load26.79mV22.15mV21.80mV31.96mVPass
Crossload118.01mV14.71mV19.47mV14.92mVPass
Crossload211.85mV14.36mV12.79mV13.76mVPass
Crossload39.76mV9.81mV13.35mV11.66mVPass
Crossload424.62mV18.20mV15.67mV25.20mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load11.14mV9.20mV9.82mV7.47mVPass
20% Load11.95mV9.76mV9.87mV8.19mVPass
30% Load13.54mV10.68mV11.41mV8.85mVPass
40% Load15.89mV11.70mV12.94mV9.77mVPass
50% Load16.46mV13.03mV13.40mV12.27mVPass
60% Load16.05mV13.18mV13.50mV15.60mVPass
70% Load16.71mV14.82mV16.11mV18.92mVPass
80% Load15.23mV18.49mV17.75mV16.68mVPass
90% Load15.69mV18.45mV18.42mV21.69mVPass
100% Load24.57mV20.71mV20.97mV29.86mVPass
110% Load25.84mV22.91mV22.04mV31.85mVPass
Crossload117.96mV15.34mV18.96mV14.15mVPass
Crossload211.75mV15.12mV13.81mV13.86mVPass
Crossload39.48mV9.86mV13.46mV11.66mVPass
Crossload423.69mV17.76mV16.00mV25.00mVPass

The results above are not used in the certification process

Enermax Revolution D.F.X 850W

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