CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Einarex Nexus L1 750W
Serial Number
Lab IDEX75002550
  • Report: 24PS2550A
  • Receipt Date: Aug 13, 2024
  • Test Date: Aug 28, 2024
  • Report Date: Aug 29, 2024
115V230V
Efficiency Rating
115V230V
Noise Rating
Aristeidis Bitziopoulos, Laboratory General Manager

General Information

DUT Information

BrandEinarex
Manufacturer (OEM)CWT (GPX Platform)
SeriesNEXUS L1
Model NumberNexus L1 750W
Serial Number
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)5-10
Rated Frequency (Hz)47-63
Rated Power (W)750
TypeATX12V
Cooling120mm Fluid Dynamic Bearing Fan
Semi-Passive Operation✗
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps20206230.3
Watts120744153.6
Total Max. Power (W)750

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 (600mm) 1 1 18AWG No
8 pin EPS12V (700mm) /4+4 pin EPS12V (+150mm) 1 2 18AWG No
6+2 pin PCIe (540mm+150mm) 2 4 16-18AWG No
12+4 pin PCIe (600mm) (450W) 1 1 16-24AWG No
SATA (500mm+150mm+145mm+145mm) 2 8 18AWG No
4-pin Molex (500mm+150mm+150mm) 1 3 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✓
ATX v3.1 PSU Power Excursion✓

Performance Summary

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)17.2
AC Loss to PWR_OK Hold Up Time (ms)16
PWR_OK Inactive to DC Loss Delay (ms)1.2

Vampire Power

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 115.18 V 115.16 V 113.85 V 115.19 V 116.15 V PASS
Mains Frequency: 60.00 Hz 59.99 Hz 59.40 Hz 60.01 Hz 60.60 Hz PASS
Mains Voltage CF: 1.415 1.415 1.340 1.416 1.490 PASS
Mains Voltage THD: 0.13 % 0.11 % N/A 0.15 % 2.00 % PASS
Real Power: 0.038 W 0.010 W N/A 0.056 W N/A N/A
Apparent Power: 9.848 W 9.845 W N/A 9.853 W N/A N/A
Power Factor: 0.005 N/A N/A N/A N/A N/A
Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 230.39 V 230.39 V 227.70 V 230.43 V 232.30 V PASS
Mains Frequency: 50.00 Hz 50.00 Hz 49.50 Hz 50.00 Hz 50.50 Hz PASS
Mains Voltage CF: 1.415 1.415 1.340 1.416 1.490 PASS
Mains Voltage THD: 0.14 % 0.13 % N/A 0.16 % 2.00 % PASS
Real Power: 0.103 W 0.087 W N/A 0.133 W N/A N/A
Apparent Power: 32.916 W 32.895 W N/A 32.931 W N/A N/A
Power Factor: 0.003 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 0.229W 69.464% 0.033
5.089V 0.33W 115.17V
2 0.09A 0.458W 75.265% 0.061
5.087V 0.609W 115.17V
3 0.55A 2.792W 80.52% 0.268
5.075V 3.467W 115.17V
4 1A 5.065W 78.301% 0.371
5.063V 6.469W 115.17V
5 1.5A 7.577W 78.317% 0.421
5.049V 9.674W 115.17V
6 3.001A 15.036W 75.73% 0.488
5.011V 19.854W 115.17V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.229W 59.482% 0.012
5.088V 0.386W 230.4V
2 0.09A 0.458W 67.702% 0.02
5.087V 0.677W 230.4V
3 0.55A 2.792W 77.612% 0.104
5.074V 3.598W 230.42V
4 1A 5.064W 78.875% 0.172
5.063V 6.42W 230.41V
5 1.5A 7.575W 79.097% 0.232
5.049V 9.577W 230.41V
6 3.001A 15.031W 77.865% 0.338
5.01V 19.305W 230.41V

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% 4.422A 1.997A 1.975A 0.99A 75.002 85.791% 998 23.1 40.02°C 0.959
12.075V 5.009V 3.341V 5.049V 87.425 44.31°C 115.14V
20% 9.870A 2.997A 2.967A 1.192A 149.967 89.873% 1001 23.2 40.62°C 0.975
12.063V 5.007V 3.337V 5.034V 166.864 45.58°C 115.12V
30% 15.671A 3.498A 3.466A 1.394A 224.983 90.747% 1004 23.4 41.26°C 0.981
12.055V 5.005V 3.333V 5.021V 247.925 47.45°C 115.1V
40% 21.489A 3.998A 3.964A 1.599A 300.069 90.865% 1010 23.9 41.74°C 0.982
12.046V 5.004V 3.33V 5.006V 330.238 50.69°C 115.07V
50% 26.939A 4.999A 4.961A 1.804A 374.722 90.672% 1013 23.7 42.38°C 0.982
12.035V 5.003V 3.327V 4.991V 413.272 52.64°C 115.06V
60% 32.426A 6A 5.959A 2.001A 449.648 90.152% 1018 23.9 42.92°C 0.981
12.024V 5.002V 3.323V 4.976V 498.763 55.18°C 115.04V
70% 37.919A 7.003A 6.963A 2.218A 524.666 89.395% 1537 36.1 43.05°C 0.982
12.014V 5V 3.319V 4.96V 586.907 54.87°C 115.02V
80% 43.492A 8.006A 7.967A 2.325A 599.888 88.64% 2060 44.5 43.6°C 0.983
12.002V 4.998V 3.314V 4.949V 676.773 54.42°C 115V
90% 49.396A 8.509A 8.458A 2.431A 674.863 87.931% 2313 47.2 44.75°C 0.984
11.992V 4.996V 3.31V 4.937V 767.49 55.89°C 114.97V
100% 55.116A 9.012A 8.981A 3.054A 750.048 87.027% 2314 47.1 45.08°C 0.985
11.981V 4.994V 3.307V 4.912V 861.857 58.18°C 114.94V
110% 60.714A 10.015A 10.082A 3.06A 825.043 86.182% 2317 47.2 46.51°C 0.986
11.970V 4.993V 3.303V 4.903V 957.319 59.41°C 114.91V
CL1 0.116A 14.413A 14.348A 0A 121.306 82.592% 1023 24 40.12°C 0.975
12.067V 5.01V 3.324V 5.054V 146.876 53.12°C 115.14V
CL2 0.116A 19.936A 0A 0A 101.4 81.041% 1023 24 40.74°C 0.974
12.080V 5.016V 3.347V 5.066V 125.125 50.27°C 115.14V
CL3 0.116A 0A 19.878A 0A 67.393 75.618% 1001 23.2 41.38°C 0.961
12.074V 5.005V 3.32V 5.062V 89.122 49.05°C 115.15V
CL4 62.562A 0A 0A 0A 749.763 87.977% 2314 47.1 45.08°C 0.986
11.985V 4.997V 3.323V 5.004V 852.229 55.15°C 114.94V

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% 4.422A 1.997A 1.976A 0.99A 75.008 86.54% 1002 23.4 40.33°C 0.818
12.075V 5.009V 3.341V 5.05V 86.675 45°C 230.41V
20% 9.869A 2.997A 2.967A 1.192A 149.98 90.93% 1006 23.5 40.84°C 0.906
12.065V 5.007V 3.337V 5.034V 164.939 45.88°C 230.41V
30% 15.673A 3.498A 3.466A 1.395A 224.999 92.101% 1008 23.7 41.06°C 0.934
12.055V 5.005V 3.333V 5.021V 244.299 47.16°C 230.41V
40% 21.492A 3.999A 3.964A 1.598A 300.089 92.489% 1011 23.7 41.6°C 0.946
12.045V 5.004V 3.33V 5.007V 324.458 48.97°C 230.39V
50% 26.938A 4.998A 4.96A 1.803A 374.697 92.432% 1014 23.7 42.08°C 0.953
12.035V 5.003V 3.327V 4.992V 405.376 50.97°C 230.38V
60% 32.417A 5.999A 5.959A 2.001A 449.568 92.24% 1019 23.9 42.92°C 0.957
12.024V 5.002V 3.323V 4.977V 487.387 53.72°C 230.37V
70% 37.906A 7.001A 6.961A 2.217A 524.543 91.712% 1539 36.1 43.21°C 0.959
12.015V 5.001V 3.319V 4.962V 571.945 53.93°C 230.35V
80% 43.477A 8.003A 7.965A 2.324A 599.746 91.207% 2104 44.5 43.56°C 0.962
12.003V 4.998V 3.314V 4.95V 657.571 53.61°C 230.34V
90% 49.384A 8.507A 8.456A 2.431A 674.77 90.763% 2315 47.1 44.48°C 0.965
11.993V 4.997V 3.311V 4.937V 743.441 55.4°C 230.33V
100% 55.105A 9.009A 8.979A 3.054A 749.99 90.215% 2317 47.2 45.28°C 0.967
11.982V 4.995V 3.308V 4.913V 831.333 57.97°C 230.32V
110% 60.700A 10.013A 10.079A 3.061A 825.004 89.641% 2319 47.2 46.29°C 0.968
11.972V 4.994V 3.303V 4.902V 920.333 59.31°C 230.3V
CL1 0.116A 14.411A 14.346A 0A 121.301 83.754% 1028 24.1 41.88°C 0.895
12.068V 5.01V 3.325V 5.054V 144.83 54.07°C 230.39V
CL2 0.116A 19.933A 0A 0A 101.398 81.941% 1028 24.1 41.02°C 0.879
12.080V 5.017V 3.348V 5.066V 123.749 50.51°C 230.4V
CL3 0.116A 0A 19.876A 0A 67.391 76.219% 1007 23.5 41.32°C 0.824
12.075V 5.006V 3.32V 5.062V 88.418 49.66°C 230.4V
CL4 62.536A 0A 0A 0A 749.769 91.21% 2319 47.2 45.08°C 0.968
11.989V 4.997V 3.323V 5.004V 822.029 55.35°C 230.32V

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 1.230A 0.499A 0.493A 0.197A 20.008 69.641% 983 23 36.77°C 0.854
12.078V 5.012V 3.346V 5.079V 28.73 39.44°C 115.17V
40W 2.707A 0.699A 0.691A 0.296A 40.005 80.197% 987 23.1 37.48°C 0.928
12.077V 5.011V 3.344V 5.074V 49.882 40.93°C 115.16V
60W 4.184A 0.899A 0.888A 0.395A 60.001 84.972% 990 23 38.27°C 0.958
12.076V 5.009V 3.343V 5.069V 70.611 42.02°C 115.15V
80W 5.658A 1.098A 1.086A 0.494A 79.957 86.962% 994 23.1 39.31°C 0.959
12.074V 5.009V 3.342V 5.064V 91.941 43.66°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
20W 1.230A 0.499A 0.493A 0.197A 20.004 69.268% 986 23 36.78°C 0.511
12.078V 5.012V 3.345V 5.079V 28.877 39.18°C 230.4V
40W 2.706A 0.699A 0.691A 0.296A 40.002 80.518% 991 23 37.54°C 0.683
12.078V 5.011V 3.345V 5.074V 49.682 40.87°C 230.4V
60W 4.184A 0.899A 0.888A 0.395A 60.001 85.362% 993 23 38.27°C 0.77
12.076V 5.009V 3.343V 5.069V 70.292 41.91°C 230.4V
80W 5.660A 1.098A 1.086A 0.494A 79.965 87.658% 997 23.1 39.09°C 0.829
12.074V 5.009V 3.342V 5.064V 91.223 43.02°C 230.4V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load13.65mV5.76mV4.02mV10.90mVPass
20% Load18.08mV5.66mV4.22mV6.27mVPass
30% Load20.52mV5.92mV4.63mV8.30mVPass
40% Load21.80mV6.02mV4.47mV10.70mVPass
50% Load19.35mV5.97mV4.78mV11.62mVPass
60% Load15.23mV6.43mV4.93mV15.89mVPass
70% Load13.14mV6.84mV5.29mV11.92mVPass
80% Load13.55mV6.73mV8.55mV12.02mVPass
90% Load14.82mV6.78mV8.49mV12.43mVPass
100% Load22.96mV8.18mV9.98mV12.74mVPass
110% Load24.30mV9.06mV10.70mV13.63mVPass
Crossload122.67mV7.61mV11.28mV6.29mVPass
Crossload215.49mV8.47mV4.27mV5.91mVPass
Crossload313.45mV6.38mV12.10mV5.96mVPass
Crossload422.57mV7.58mV5.43mV10.06mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load14.93mV5.71mV4.07mV11.87mVPass
20% Load18.64mV5.41mV4.17mV6.37mVPass
30% Load21.59mV5.92mV4.38mV7.95mVPass
40% Load22.35mV5.87mV4.63mV10.39mVPass
50% Load19.76mV6.22mV5.95mV11.72mVPass
60% Load16.66mV6.38mV7.17mV15.95mVPass
70% Load13.35mV6.53mV5.24mV10.85mVPass
80% Load14.92mV6.99mV8.14mV12.08mVPass
90% Load15.03mV6.99mV8.75mV11.77mVPass
100% Load23.77mV8.03mV9.98mV12.89mVPass
110% Load24.70mV8.04mV10.22mV13.64mVPass
Crossload123.17mV7.86mV11.33mV6.37mVPass
Crossload216.50mV8.26mV4.32mV6.16mVPass
Crossload314.47mV5.66mV12.05mV5.61mVPass
Crossload423.05mV7.87mV6.74mV9.88mVPass

The results above are not used in the certification process

Einarex Nexus L1 750W

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