CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Version:00
MSI MAG A850GLS PCIE5
Serial Number-
Lab IDMS85002806
Certification ID252806
  • Test Result Report ID: 25PS2806A
  • Certificate Issue Date: May 8, 2025
115V230V
Scheme: ETA-EMI PSU
115V230V
Scheme: LAMBDA PSU
Aristeidis Bitziopoulos, Certification Body General Manager

General Information

DUT Information

BrandMSI
Manufacturer (OEM)CWT
SeriesMAG
Model NumberMS-7ZPIY
Serial Number-
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)12
Rated Frequency (Hz)47-63
Rated Power (W)850
TypeATX12V
Dimensions (W x H x D)
Cooling135mm Fluid Dynamic Bearing Fan (ZFF132512H)
Semi-Passive Operation✗
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps202070.830.3
Watts100850153.6
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
Oscilloscopes Picoscope 4444, 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
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 16-20AWG No
8 pin EPS12V (650mm) 2 2 18AWG No
6+2 pin PCIe (600mm) 2 2 18AWG No
12+4 pin PCIe (600mm) (600W) 1 1 16-24AWG No
SATA (500mm+150mm+150mm) / 4-pin Molex (+150mm) 1 3 / 1 18AWG No
SATA (500mm+150mm) / 4-pin Molex (+150mm) / FDD (+150mm) 2 4 / 2 / 2 18-20AWG No
AC Power Cord (1390mm) - C13 coupler 1 1 18AWG -

Parts Description

General Data
Manufacturer (OEM) CWT
PCB Type Double-Sided
Primary Side
Transient Filter 6x Y caps, 2x X caps, 2x CM chokes, 1x MOV
Inrush Protection 1x NTC Thermistor SCK207R0 (7 Ohm @25°C) & Relay
Bridge Rectifier(s)
2x GBJ1506 (600V, 15A @ 100°C)
APFC MOSFETs
2x STMicroelectronics STF33N60M2 (650V, 16A @ 100°C, Rds(on): 0.125Ohm)
APFC Boost Diode
1x CRMicro CRXI08D065G2 (650V, 8A @ 165°C)
Bulk Cap(s)
1x Teapo (420V, 560uF @ 105°C, TD(M))
Main Switchers
2x STMicroelectronics STW33N60DM2 (650V, 15.5A @ 100°C, Rds(on): 130mOhm)
APFC  Controller
Champion CM6500UNX &
1x Sync Power SPN5003 (For no load consumption)
Resonant Controller
Champion CM6901X
Topology
Primary side: APFC, Half-Bridge & LLC Resonant converter
Secondary side: Synchronous Rectification & DC-DC converters
Secondary Side
+12V MOSFETs 6x InPower Semiconductor FTG014N04SA (40V, 145A @ 100°C, Rds(on): 1.4mOhm)
5V & 3.3V DC-DC Converters: 4x UBIQ QN3107M6N (30V, 70A @ 100°C, Rds(on): 2.6mOhm)
Filtering Capacitors Electrolytic:
8x Chengx (2-3,000h @ 105°C, GR)
Polymer:
3x Teapo (FP), 9x BIOSTAR, 19x
Fan Controller Nuvoton MS51FB9AE
Fan Model ZIC ZFF132512H (135mm, 12V, 0.45A, Fluid Dynamic Bearing Fan)
5VSB
Rectifier
1x Dongke Semiconductor DK5V45R10S (45V, 10A)
Standby PWM Controller
On-Bright OB2365T

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

Efficiency RatingPLATINUM
Noise RatingA+
Average Efficiency (>1450 load combinations)89.955%
Average Noise Output (>1450 Load Combinations)18.07dBA
Average PF (>1450 Load Combinations)0.983
Efficiency With 10W (≤500W) or 2% (>500W) Load71.388%
Standby Power Consumption0.0370W
12V Ripple (Full Load)39.43mV
5V Ripple (Full Load)18.63mV
3.3V Ripple (Full Load)21.92mV
5VSB Ripple (Full Load)25.91mV
12V Load Regulation0.59%
5V Load Regulation0.92%
3.3V Load Regulation0.72%
5VSB Load Regulation1.77%
Inrush CurrentToo low to detect
Efficiency RatingPLATINUM
Noise RatingA+
Average Efficiency (>1450 load combinations)91.845%
Average Noise Output (>1450 Load Combinations)18.05dBA
Average PF (>1450 Load Combinations)0.947
Efficiency With 10W (≤500W) or 2% (>500W) Load72.113%
Standby Power Consumption0.0782W
12V Ripple (Full Load)39.66mV
5V Ripple (Full Load)19.27mV
3.3V Ripple (Full Load)23.37mV
5VSB Ripple (Full Load)27.32mV
12V Load Regulation0.65%
5V Load Regulation0.86%
3.3V Load Regulation0.57%
5VSB Load Regulation1.73%
Inrush CurrentToo low to detect
12V Transient Response (200%)11.37V
5V Transient Response (200%)4.911V
3.3V Transient Response (200%)3.251V
5VSB Transient Response (200%)4.846V
Hold-Up Time & Power Ok Signal18.60ms
AC Loss to PWR_OK Hold Up Time16.60ms
PWR_OK Inactive to DC Loss Delay2.00ms
PSU Timings: T1 (20% / 100%)54.0ms53.0ms
PSU Timings: T3 (20% / 100%)120.0ms121.0ms
12V OCP (28.6°C / 40.8°C)86.80A (122.60%), 11.937V87.70A (123.87%), 11.941V
5V OCP (28.6°C / 40.8°C)30.8A (154.00%), 4.969V29.9A (149.50%), 4.964V
3.3V OCP (28.6°C / 40.8°C)31.6A (158.00%), 3.35V29.8A (149.00%), 3.341V
5VSB OCP (28.6°C / 40.8°C)5.7A (190.00%), 4.918V5.6A (186.67%), 4.901V
OPP (28.14°C / 41.95°C)121.49%121.50%

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)18.6
AC Loss to PWR_OK Hold Up Time (ms)16.6
PWR_OK Inactive to DC Loss Delay (ms)2

Vampire Power

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 115.05 V 115.02 V 113.85 V 115.10 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: 1.416 1.415 1.340 1.418 1.490 PASS
Mains Voltage THD: 0.13 % 0.08 % N/A 0.18 % 2.00 % PASS
Real Power: 0.037 W -0.000 W N/A 0.061 W N/A N/A
Apparent Power: 10.237 W 10.173 W N/A 10.303 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: 231.00 V 230.90 V 227.70 V 231.06 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: 0.17 % 0.14 % N/A 0.27 % 2.00 % PASS
Real Power: 0.078 W 0.040 W N/A 0.150 W N/A N/A
Apparent Power: 35.076 W 34.819 W N/A 35.372 W N/A N/A
Power Factor: 0.003 N/A N/A N/A N/A N/A

Graphs

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

Conducted Emissions EN55032 & CISPR 32

NEUTRAL
PHASE

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 0.223W 70.776% 0.03
4.954V 0.315W 114.84V
2 0.09A 0.446W 76.224% 0.055
4.954V 0.585W 114.84V
3 0.55A 2.726W 82.695% 0.254
4.955V 3.296W 114.83V
4 1A 4.956W 82.308% 0.362
4.956V 6.021W 114.82V
5 1.5A 7.436W 82.284% 0.411
4.957V 9.037W 114.83V
6 3A 14.878W 80.595% 0.495
4.959V 18.461W 114.83V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.223W 61.417% 0.01
4.953V 0.363W 229.82V
2 0.09A 0.446W 69.684% 0.018
4.954V 0.64W 229.83V
3 0.55A 2.725W 80.506% 0.093
4.955V 3.385W 229.82V
4 1A 4.956W 81.744% 0.157
4.956V 6.063W 229.82V
5 1.5A 7.436W 82.034% 0.216
4.957V 9.065W 229.82V
6 3A 14.879W 82.131% 0.312
4.96V 18.115W 229.82V

Protection Features

OCP (Normal @ 28.6°C)12V: 86.80A (122.60%), 11.937V
5V: 30.8A (154.00%), 4.969V
3.3V: 31.6A (158.00%), 3.35V
5VSB: 5.7A (190.00%), 4.918V
OCP (Hot @ 40.8°C)12V: 87.70A (123.87%), 11.941V
5V: 29.9A (149.50%), 4.964V
3.3V: 29.8A (149.00%), 3.341V
5VSB: 5.6A (186.67%), 4.901V
OPP (Normal @ 28.1°C)1032.67W (121.49%)
OPP (Hot @ 42.0°C)1032.72W (121.50%)
OTP✓ (115°C @ Heat Sink)
SCP12V to Earth: ✓
5V to Earth: ✓
3.3V to Earth: ✓
5VSB to Earth: ✓
-12V to Earth: ✓
PWR_OKProper Operation
UVP (Full Load @ 90V)✓
UVP (No Damage @ 80V)✓
Conducted Emissions EN55032 & CISPR 32✓
NLO✓
Fan Failure Protection✗
SIPSurge: MOV
Inrush: NTC & Bypass Relay

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% 5.274A 1.99A 1.976A 1.011A 85.007 88.53% 413 <6.0 40.22°C 0.967
12.021V 5.024V 3.34V 4.944V 96.018 42.27°C 114.81V
20% 11.575A 2.989A 2.966A 1.216A 169.95 91.724% 414 <6.0 40.66°C 0.978
12.013V 5.019V 3.338V 4.936V 185.288 43.59°C 114.78V
30% 18.235A 3.489A 3.463A 1.42A 254.959 92.162% 416 <6.0 41.48°C 0.983
12.005V 5.016V 3.336V 4.929V 276.641 45.75°C 114.75V
40% 24.909A 3.991A 3.96A 1.626A 340.051 92.184% 417 <6.0 41.78°C 0.982
11.998V 5.012V 3.334V 4.921V 368.883 47.61°C 114.73V
50% 31.226A 4.993A 4.954A 1.832A 424.886 91.776% 419 <6.0 42.36°C 0.983
11.990V 5.007V 3.331V 4.912V 462.957 50.13°C 114.69V
60% 37.491A 5.998A 5.95A 2A 509.222 90.426% 636 8.4 42.96°C 0.987
11.992V 5.002V 3.328V 4.902V 563.134 52.72°C 114.67V
70% 43.862A 7.005A 6.95A 2.249A 594.77 89.824% 1100 27.2 43.32°C 0.989
11.984V 4.997V 3.324V 4.891V 662.15 53.2°C 114.63V
80% 50.243A 8.013A 7.949A 2.356A 679.578 89.135% 1384 34 43.6°C 0.99
11.975V 4.992V 3.321V 4.882V 762.415 53.93°C 114.6V
90% 57.032A 8.521A 8.432A 2.463A 765 88.398% 1832 42 44.64°C 0.991
11.967V 4.988V 3.321V 4.873V 865.402 54.7°C 114.56V
100% 63.565A 9.029A 8.95A 3.084A 849.825 87.532% 2151 46.3 45.06°C 0.992
11.958V 4.984V 3.318V 4.865V 970.874 54.88°C 114.53V
110% 69.979A 10.043A 10.048A 3.089A 934.411 86.639% 2269 47.5 46.05°C 0.993
11.949V 4.978V 3.314V 4.858V 1078.514 56.12°C 114.5V
CL1 0.117A 12.052A 11.915A 0A 101.305 85.668% 438 <6.0 42.01°C 0.972
12.026V 4.995V 3.332V 4.928V 118.254 59.68°C 114.79V
CL2 0.117A 20.031A 0A 0A 101.348 84.329% 435 <6.0 42.92°C 0.972
12.027V 4.99V 3.32V 4.932V 120.181 58.63°C 114.8V
CL3 0.115A 0A 19.735A 0A 67.389 80.593% 433 <6.0 42.32°C 0.965
12.027V 5.006V 3.344V 4.933V 83.615 56.56°C 114.81V
CL4 71.030A 0A 0A 0.001A 849.584 88.328% 1617 38.8 45.5°C 0.992
11.961V 5.009V 3.321V 4.883V 961.85 52.94°C 114.54V

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% 5.274A 1.99A 1.975A 1.012A 85.009 89.424% 420 <6.0 40.26°C 0.834
12.022V 5.025V 3.341V 4.944V 95.061 43.36°C 229.81V
20% 11.575A 2.988A 2.964A 1.216A 169.959 92.656% 420 <6.0 40.61°C 0.92
12.013V 5.02V 3.34V 4.936V 183.427 44.23°C 229.79V
30% 18.235A 3.489A 3.46A 1.421A 254.971 93.477% 421 <6.0 41.46°C 0.944
12.005V 5.017V 3.338V 4.928V 272.763 45.78°C 229.78V
40% 24.912A 3.99A 3.957A 1.626A 340.072 93.722% 423 <6.0 41.92°C 0.956
11.997V 5.014V 3.337V 4.921V 362.852 47.36°C 229.76V
50% 31.232A 4.992A 4.948A 1.832A 424.93 93.532% 424 <6.0 42.18°C 0.963
11.988V 5.009V 3.335V 4.912V 454.315 49.47°C 229.76V
60% 37.499A 5.996A 5.941A 2A 509.266 92.434% 681 10.2 42.89°C 0.974
11.991V 5.005V 3.334V 4.902V 550.954 52.27°C 229.74V
70% 43.873A 7.002A 6.934A 2.249A 594.789 92.06% 993 24.2 43.2°C 0.977
11.982V 5V 3.332V 4.892V 646.094 51.95°C 229.73V
80% 50.259A 8.008A 7.927A 2.355A 679.601 91.636% 1267 31.6 43.69°C 0.979
11.972V 4.995V 3.33V 4.884V 741.634 52.2°C 229.71V
90% 57.052A 8.515A 8.414A 2.462A 765.017 91.184% 1621 38.8 44.33°C 0.981
11.963V 4.991V 3.328V 4.875V 838.976 53.49°C 229.7V
100% 63.588A 9.023A 8.936A 3.083A 849.843 90.559% 2077 45.4 45.08°C 0.981
11.954V 4.987V 3.324V 4.866V 938.444 54.48°C 229.68V
110% 70.005A 10.036A 10.03A 3.088A 934.427 89.955% 2208 46.9 44.4°C 0.983
11.945V 4.982V 3.32V 4.858V 1038.774 54.5°C 229.67V
CL1 0.117A 12.053A 11.899A 0A 101.306 86.523% 437 <6.0 42.54°C 0.872
12.025V 4.995V 3.336V 4.928V 117.085 57.28°C 229.81V
CL2 0.117A 20.035A 0A 0A 101.35 85.107% 435 <6.0 42.63°C 0.874
12.026V 4.989V 3.322V 4.933V 119.086 56.1°C 229.81V
CL3 0.115A 0A 19.71A 0A 67.389 81.128% 432 <6.0 42.83°C 0.811
12.025V 5.008V 3.348V 4.933V 83.064 54.23°C 229.81V
CL4 71.056A 0A 0A 0.001A 849.593 91.35% 1553 37.4 44.06°C 0.981
11.957V 5.012V 3.324V 4.883V 930.043 51.4°C 229.68V

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 1.234A 0.497A 0.494A 0.2A 19.99 73.143% 405 <6.0 36.67°C 0.878
12.029V 5.03V 3.342V 4.951V 27.331 37.57°C 114.84V
40W 2.718A 0.696A 0.691A 0.303A 40.001 82.943% 408 <6.0 37.07°C 0.931
12.025V 5.028V 3.342V 4.949V 48.228 38.22°C 114.83V
60W 4.203A 0.895A 0.889A 0.404A 60.002 86.23% 410 <6.0 38.05°C 0.952
12.023V 5.027V 3.341V 4.947V 69.583 39.59°C 114.82V
80W 5.683A 1.094A 1.087A 0.506A 79.948 88.764% 412 <6.0 39.46°C 0.966
12.022V 5.026V 3.341V 4.946V 90.066 41.15°C 114.8V

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 1.234A 0.497A 0.494A 0.2A 19.996 74.32% 414 <6.0 36.06°C 0.49
12.031V 5.03V 3.343V 4.95V 26.905 40.95°C 229.82V
40W 2.718A 0.696A 0.691A 0.303A 40.004 83.671% 416 <6.0 37.03°C 0.674
12.027V 5.029V 3.342V 4.949V 47.812 40.77°C 229.82V
60W 4.202A 0.895A 0.889A 0.404A 60.003 87.586% 417 <6.0 38.21°C 0.771
12.024V 5.028V 3.342V 4.947V 68.511 41.51°C 229.81V
80W 5.683A 1.094A 1.086A 0.506A 79.951 89.568% 418 <6.0 39.31°C 0.824
12.022V 5.027V 3.341V 4.945V 89.263 42.25°C 229.81V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load19.43mV15.91mV16.83mV11.85mVPass
20% Load21.28mV15.60mV15.70mV12.01mVPass
30% Load22.81mV15.70mV17.08mV12.37mVPass
40% Load23.94mV15.91mV17.49mV13.24mVPass
50% Load26.85mV17.09mV19.34mV13.65mVPass
60% Load26.34mV17.91mV19.03mV14.68mVPass
70% Load26.24mV17.65mV19.44mV14.78mVPass
80% Load26.54mV18.42mV20.57mV18.27mVPass
90% Load28.28mV17.65mV21.96mV21.04mVPass
100% Load39.43mV18.63mV21.92mV25.91mVPass
110% Load40.55mV18.58mV24.98mV29.11mVPass
Crossload126.15mV15.71mV17.57mV13.89mVPass
Crossload220.82mV18.99mV16.26mV13.80mVPass
Crossload318.56mV15.24mV17.44mV12.93mVPass
Crossload440.72mV18.54mV21.64mV19.00mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load19.85mV15.75mV16.01mV11.49mVPass
20% Load18.41mV13.86mV14.37mV10.06mVPass
30% Load21.53mV15.86mV16.78mV11.85mVPass
40% Load26.49mV15.34mV17.14mV12.21mVPass
50% Load26.90mV16.37mV17.60mV13.60mVPass
60% Load25.01mV17.14mV19.70mV14.68mVPass
70% Load25.62mV17.96mV19.86mV15.70mVPass
80% Load27.57mV18.53mV21.39mV18.57mVPass
90% Load29.77mV17.91mV21.55mV19.91mVPass
100% Load39.66mV19.27mV23.37mV27.32mVPass
110% Load41.95mV20.02mV24.22mV30.03mVPass
Crossload125.55mV16.31mV17.47mV15.26mVPass
Crossload222.45mV21.81mV19.44mV13.91mVPass
Crossload319.95mV15.81mV19.86mV13.50mVPass
Crossload440.13mV18.26mV22.51mV18.28mVPass

The results above are not used in the certification process

MSI MAG A850GLS PCIE5

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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