CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Kinpower PS850GM
Serial Number
Lab IDKP85002203
  • Report: 23PS2203A
  • Receipt Date: Jun 22, 2023
  • Test Date: Jun 29, 2023
  • Report Date: Jun 30, 2023
115V230V
Efficiency Rating
115V230V
Noise Rating
Aristeidis Bitziopoulos, Laboratory General Manager

General Information

DUT Information

BrandKinpower
Manufacturer (OEM)Kinpower
SeriesPS-GM
Model NumberPS850GM
Serial Number
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)16
Rated Frequency (Hz)50-60
Rated Power (W)850
TypeATX12V
Cooling140mm Rifle Bearing Fan
(EFS-14E12H)
Semi-Passive Operation✓
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps202070.830.3
Watts103850153.6
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 (600mm) 1 1 18-22AWG No
4+4 pin EPS12V (700mm) 2 2 16AWG No
6+2 pin PCIe (600mm+150mm) 2 4 16-18AWG No
12+4 pin PCIe (600mm) (600W) 1 1 16-24AWG No
SATA (450mm+150mm+150mm) 2 6 18AWG No
SATA (500mm+150mm+150mm) 1 3 18AWG No
4-pin Molex (500mm+150mm+150mm) 1 3 18AWG No
AC Power Cord (1100mm) - C13 coupler 1 1 18AWG -

Parts Description

General Data  
Manufacturer (OEM) Kinpower
PCB Type Double - Sided
Primary Side  
Transient Filter 4x Y caps, 2x X caps, 2x CM chokes, 1x MOV (VDR10D471K)
Inrush Protection 2X NTC Thermistors (MF72 2.5D 13, 2.5 Ohm, 6A Max Sustained Current @ 25C) & Relay
Bridge Rectifier(s) 3x  GPU2010 (without heatsinks)
APFC MOSFETs 2x Wayon WMJ28N50C4 (500V, 28A @ 25°C, Rds(on): 0.125Ohm)
APFC Boost Diode 1x Global Power G3S06510A (650V, 10A @ 150°C)
Bulk Cap(s) 2x Nichicon (450V, 390uF each or 780uF combined, 2000h @ 105°C, GG)
Main Switchers 2x Wayon WMJ28N50C4 (500V, 28A @ 25°C, Rds(on): 0.125Ohm)
APFC Controller Champion CM6500UNX
Resonant Controller Champion CM6901X
Topology Primary side: APFC, Half-Bridge & LLC converter
Secondary side: Synchronous Rectification & DC-DC converters
Secondary Side  
+12V MOSFETs 8x Airupton AKG40N025G (40V, 74A @ 100°C, Rds(on): 2.5mOhm)
5V & 3.3V DC-DC Converters: 4x Excelliance EMB06N03HR (25V, 97A @ 100°C, Rds(on): 1.4mOhm)
PWM Controller(s): 2x Excelliance  EM5301F
Filtering Capacitors Electrolytic:
4x ChengX (2-4000 @ 105°C, GR)
1x Teapo (2000 @ 105°C, SC)

Polymer: 34x ChengX (PC Series)
Supervisor IC IN1S429I - DCG 
Fan Model DWPH EFS-14E12H (140mm, 12V, 0.30A, Hydraulic Dynamic Bearing Fan)
5VSB Circuit  
Standby PWM Controller XLSEMI XL2576S

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)10.1
AC Loss to PWR_OK Hold Up Time (ms)17.1
PWR_OK Inactive to DC Loss Delay (ms)-7

Vampire Power

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 114.84 V 114.78 V 113.85 V 114.90 V 116.15 V PASS
Mains Frequency: 60.00 Hz 59.99 Hz 59.40 Hz 60.02 Hz 60.60 Hz PASS
Mains Voltage CF: 1.419 1.417 1.340 1.422 1.490 PASS
Mains Voltage THD: 0.15 % 0.10 % N/A 0.25 % 2.00 % PASS
Real Power: 0.017 W 0.003 W N/A 0.031 W N/A N/A
Apparent Power: 6.247 W 6.226 W N/A 6.271 W N/A N/A
Power Factor: 0.001 N/A N/A N/A N/A N/A
Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 229.87 V 229.78 V 227.70 V 229.93 V 232.30 V PASS
Mains Frequency: 50.00 Hz 49.99 Hz 49.50 Hz 50.01 Hz 50.50 Hz PASS
Mains Voltage CF: 1.417 1.416 1.340 1.419 1.490 PASS
Mains Voltage THD: 0.13 % 0.09 % N/A 0.19 % 2.00 % PASS
Real Power: 0.067 W 0.040 W N/A 0.093 W N/A N/A
Apparent Power: 22.251 W 22.210 W N/A 22.301 W N/A N/A
Power Factor: 0.002 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 0.233W 59.252% 0.038
5.167V 0.394W 114.85V
2 0.09A 0.465W 66.739% 0.067
5.166V 0.697W 114.86V
3 0.55A 2.836W 83.148% 0.246
5.156V 3.411W 114.86V
4 1A 5.147W 84.001% 0.313
5.147V 6.129W 114.85V
5 1.5A 7.704W 84.462% 0.358
5.136V 9.121W 114.85V
6 3A 15.311W 82.787% 0.42
5.103V 18.494W 114.85V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.233W 40.152% 0.017
5.167V 0.581W 229.85V
2 0.09A 0.465W 54.019% 0.025
5.166V 0.863W 229.85V
3 0.55A 2.836W 77.029% 0.102
5.157V 3.682W 229.85V
4 1A 5.147W 80.578% 0.163
5.147V 6.389W 229.85V
5 1.5A 7.705W 81.611% 0.202
5.136V 9.442W 229.85V
6 3A 15.312W 82.991% 0.297
5.104V 18.45W 229.84V

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% 5.196A 1.948A 1.971A 0.974A 85.002 88.584% 0 <6.0 38.65°C 0.954
12.202V 5.132V 3.348V 5.135V 95.957 34.42°C 114.83V
20% 11.394A 2.93A 2.968A 1.172A 169.935 91.148% 0 <6.0 39.47°C 0.978
12.202V 5.12V 3.335V 5.121V 186.44 34.81°C 114.81V
30% 17.952A 3.424A 3.473A 1.371A 254.942 91.834% 0 <6.0 40.39°C 0.986
12.193V 5.111V 3.326V 5.107V 277.614 35.31°C 114.78V
40% 24.529A 3.92A 3.98A 1.571A 340.03 91.747% 918 22.1 35.64°C 0.99
12.182V 5.102V 3.317V 5.092V 370.619 41.29°C 114.75V
50% 30.757A 4.911A 4.993A 1.773A 424.852 91.4% 703 13.8 36.11°C 0.993
12.171V 5.091V 3.305V 5.078V 464.829 42.16°C 114.72V
60% 36.970A 5.907A 6.013A 1.975A 509.383 90.863% 1041 26.0 36.69°C 0.995
12.160V 5.079V 3.293V 5.063V 560.614 43.26°C 114.69V
70% 43.257A 6.908A 7.043A 2.179A 594.699 90.085% 1319 32.9 37.05°C 0.996
12.150V 5.067V 3.28V 5.049V 660.156 44.15°C 114.66V
80% 49.561A 7.914A 8.079A 2.284A 679.557 89.096% 1526 36.6 37.66°C 0.996
12.139V 5.055V 3.268V 5.035V 762.726 45.75°C 114.63V
90% 56.267A 8.424A 8.595A 2.39A 764.983 87.662% 1570 37.7 38.75°C 0.986
12.129V 5.045V 3.258V 5.022V 872.743 47.78°C 114.61V
100% 62.720A 8.938A 9.148A 3.002A 849.8 87.131% 1530 36.7 39.71°C 0.992
12.119V 5.035V 3.247V 4.997V 975.32 49.79°C 114.57V
110% 69.060A 9.963A 10.307A 3.011A 934.391 85.558% 1515 36.5 40.36°C 0.986
12.107V 5.019V 3.231V 4.983V 1092.111 51.3°C 114.55V
CL1 0.115A 12.271A 12.483A 0A 104.302 80.57% 320 <6.0 34.82°C 0.916
12.192V 5.053V 3.276V 5.14V 129.521 40.28°C 114.82V
CL2 0.113A 20.012A 0A 0A 101.329 78.816% 0 <6.0 35.34°C 0.963
12.204V 4.994V 3.299V 5.148V 128.568 42.42°C 114.81V
CL3 0.113A 0A 20.302A 0A 67.385 72.789% 952 23.0 34.75°C 0.95
12.195V 5.067V 3.251V 5.144V 92.593 43.82°C 114.83V
CL4 70.029A 0A 0A 0.008A 849.623 88.12% 1625 38.4 38.45°C 0.992
12.132V 5.098V 3.305V 5.073V 964.167 49.39°C 114.58V

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% 5.196A 1.948A 1.971A 0.974A 85.001 89.356% 0 <6.0 38.44°C 0.815
12.201V 5.134V 3.348V 5.136V 95.127 34.15°C 229.84V
20% 11.394A 2.929A 2.968A 1.172A 169.93 92.602% 0 <6.0 39.24°C 0.921
12.201V 5.122V 3.336V 5.122V 183.504 34.58°C 229.82V
30% 17.953A 3.423A 3.473A 1.371A 254.934 93.446% 0 <6.0 40.11°C 0.955
12.192V 5.112V 3.326V 5.107V 272.813 35.09°C 229.81V
40% 24.534A 3.922A 3.984A 1.571A 340.041 93.42% 753 16.0 35.51°C 0.968
12.180V 5.099V 3.313V 5.092V 363.991 40.83°C 229.8V
50% 30.755A 4.91A 4.992A 1.773A 424.822 93.279% 650 12.0 36.14°C 0.977
12.171V 5.092V 3.305V 5.078V 455.429 42.09°C 229.79V
60% 36.967A 5.905A 6.013A 1.975A 509.349 92.944% 1000 24.8 36.63°C 0.981
12.160V 5.081V 3.293V 5.063V 548.017 43.35°C 229.77V
70% 43.256A 6.905A 7.042A 2.179A 594.66 92.515% 1293 32.5 37.02°C 0.985
12.150V 5.069V 3.281V 5.049V 642.77 44.03°C 229.76V
80% 49.559A 7.912A 8.078A 2.284A 679.515 92.044% 1506 36.4 37.7°C 0.987
12.139V 5.057V 3.268V 5.035V 738.249 45.77°C 229.74V
90% 56.265A 8.42A 8.593A 2.389A 764.943 91.631% 1626 38.4 38.07°C 0.988
12.129V 5.047V 3.258V 5.023V 834.811 47.11°C 229.73V
100% 62.720A 8.934A 9.145A 3.001A 849.762 91.158% 1619 38.4 39.01°C 0.99
12.118V 5.037V 3.248V 4.999V 932.182 49.1°C 229.72V
110% 69.055A 9.955A 10.3A 3.009A 934.344 90.578% 1611 38.3 40.25°C 0.991
12.107V 5.023V 3.233V 4.986V 1031.542 51.18°C 229.7V
CL1 0.114A 12.269A 12.482A 0A 104.298 82.88% 0 <6.0 40.89°C 0.867
12.197V 5.054V 3.277V 5.141V 125.849 35.45°C 229.83V
CL2 0.113A 19.9A 0.001A 0A 101.345 80.36% 689 14.0 35.94°C 0.867
12.205V 5.023V 3.307V 5.148V 126.118 42.99°C 229.84V
CL3 0.113A 0A 20.29A 0A 67.385 73.467% 0 <6.0 35.9°C 0.81
12.194V 5.061V 3.253V 5.144V 91.727 44.99°C 229.84V
CL4 70.032A 0A 0A 0.008A 849.618 92.034% 1629 38.4 39.07°C 0.99
12.131V 5.099V 3.305V 5.073V 923.163 49.98°C 229.72V

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 1.213A 0.486A 0.491A 0.194A 19.996 66.644% 0 <6.0 33.4°C 0.802
12.241V 5.149V 3.363V 5.161V 30.008 30.35°C 114.85V
40W 2.678A 0.68A 0.687A 0.291A 39.997 83.462% 0 <6.0 34.73°C 0.883
12.208V 5.145V 3.36V 5.157V 47.921 31.4°C 114.84V
60W 4.140A 0.875A 0.885A 0.388A 59.997 86.829% 0 <6.0 35.82°C 0.927
12.205V 5.142V 3.357V 5.152V 69.097 32.09°C 114.84V
80W 5.598A 1.07A 1.082A 0.486A 79.938 88.666% 0 <6.0 37.29°C 0.946
12.203V 5.139V 3.354V 5.148V 90.158 33.32°C 114.83V

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 1.214A 0.485A 0.491A 0.194A 19.995 66.322% 0 <6.0 33.09°C 0.456
12.236V 5.15V 3.363V 5.161V 30.153 30.02°C 229.85V
40W 2.678A 0.68A 0.687A 0.291A 39.996 84.093% 0 <6.0 34.71°C 0.597
12.205V 5.147V 3.36V 5.156V 47.557 31.43°C 229.85V
60W 4.140A 0.875A 0.884A 0.388A 59.995 87.674% 0 <6.0 35.77°C 0.722
12.204V 5.144V 3.357V 5.152V 68.432 32.32°C 229.84V
80W 5.598A 1.07A 1.082A 0.486A 79.934 89.594% 0 <6.0 36.84°C 0.8
12.202V 5.141V 3.354V 5.148V 89.218 33.01°C 229.84V

The results above are not used in the certification process

Ripple Measurements

Test 12V 5V 3.3V 5VSB Pass/Fail
10% Load 10.9 mV 12.6 mV 17.3 mV 10.3 mV Pass
20% Load 17.1 mV 11.4 mV 18.2 mV 11.7 mV Pass
30% Load 14.3 mV 12.5 mV 19.1 mV 15.1 mV Pass
40% Load 15.0 mV 12.6 mV 20.6 mV 19.4 mV Pass
50% Load 17.3 mV 14.8 mV 22.0 mV 23.7 mV Pass
60% Load 18.9 mV 17.5 mV 24.0 mV 26.8 mV Pass
70% Load 21.3 mV 20.0 mV 25.5 mV 31.4 mV Pass
80% Load 24.1 mV 23.2 mV 28.6 mV 36.7 mV Pass
90% Load 27.1 mV 23.4 mV 28.8 mV 45.2 mV Pass
100% Load 34.2 mV 25.0 mV 29.5 mV 45.8 mV Pass
110% Load 37.6 mV 26.9 mV 31.7 mV 52.9 mV Fail
Crossload 1 26.6 mV 28.5 mV 31.2 mV 10.7 mV Pass
Crossload 2 25.8 mV 22.0 mV 129.6 mV 13.9 mV Fail
Crossload 3 11.0 mV 18.3 mV 17.3 mV 14.0 mV Pass
Crossload 4 32.7 mV 12.8 mV 14.9 mV 46.9 mV Pass

The results above are not used in the certification process

Test 12V 5V 3.3V 5VSB Pass/Fail
10% Load 12.3 mV 11.1 mV 17.7 mV 10.3 mV Pass
20% Load 15.8 mV 11.9 mV 18.1 mV 12.0 mV Pass
30% Load 13.8 mV 12.2 mV 18.2 mV 15.1 mV Pass
40% Load 13.9 mV 12.7 mV 16.6 mV 19.5 mV Pass
50% Load 18.5 mV 15.2 mV 21.2 mV 24.2 mV Pass
60% Load 19.2 mV 16.7 mV 23.3 mV 27.1 mV Pass
70% Load 20.9 mV 19.4 mV 24.6 mV 31.9 mV Pass
80% Load 23.2 mV 22.3 mV 29.6 mV 35.6 mV Pass
90% Load 26.2 mV 22.8 mV 30.8 mV 39.6 mV Pass
100% Load 34.4 mV 27.0 mV 29.9 mV 45.2 mV Pass
110% Load 37.3 mV 27.7 mV 31.5 mV 51.4 mV Fail
Crossload 1 24.2 mV 27.6 mV 32.4 mV 14.9 mV Pass
Crossload 2 24.1 mV 25.5 mV 142.2 mV 14.8 mV Fail
Crossload 3 12.2 mV 24.7 mV 17.9 mV 14.0 mV Pass
Crossload 4 30.5 mV 13.2 mV 15.5 mV 48.7 mV Pass

The results above are not used in the certification process

Kinpower PS850GM

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